Miniature Bearings – ktaiballbearing https://www.ktaiballbearing.com Your Best Bearing Partner In China Sat, 25 Mar 2017 02:17:06 +0000 en-US hourly 1 https://wordpress.org/?v=5.7.14 Miniature Metric Bearings https://www.ktaiballbearing.com/product/miniature-metric-bearings/ Thu, 08 Dec 2016 07:40:39 +0000 https://www.ktaiballbearing.com/?post_type=avada_portfolio&p=86 Miniature Metric Bearings can have bore size as small as 1 mm.The construction of miniature metric bearings can carry moderate radial and thrust loads at low operating torque and provide high performance. Miniature Metric Bearings are sometimes referred to as instrument bearings or micro bearings. They are applied to skateboards, small motors, miniature gearboxes, RC [...]

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Miniature Metric Bearings can have bore size as small as 1 mm.The construction of miniature metric bearings can carry moderate radial and thrust loads at low operating torque and provide high performance.
Miniature Metric Bearings are sometimes referred to as instrument bearings or micro bearings. They are applied to skateboards, small motors, miniature gearboxes, RC models, toys, clocks etc.

Request A Quote
  • bearing material: chrome steel(GCr15/SAE52100) and stainless steel(440/316/304)
  • Seals: open, ZZ(metal shields), 2RS(rubber seals)
  • tolerance: P0(ABCE-1), P6(ABCE-3), P5(ABCE-5), P4(ABEC-7), P2(ABCE-9)
  • clerance: C0, C2, C3
  • noise: Z(normal), Z1, Z2, Z3.
  • vibration: V(normal), V1, V2, V3.
model d(mm)
bore
D(mm)
outer
B(mm)
width
open
B1(mm)
width
shields/seals
Dynamic Load
Cr(N)
Static Load
Cor(N)
grease limiting
speed
(rpm)
oil limiting
speed
(rpm)
weight(g)
open
weight(g)
shields/seals
681 1 3 1 82 21 130000 150000 0.03
MR31 3 1.5 82 21 130000 150000 0.05
691 4 1.6 120 30 100000 120000 0.11
681X 1.5 4 1.2 2 95 26 100000 120000 0.1 0.14
691X 5 2 2.6 144 40 85000 100000 0.2 0.25
601X 6 2.5 3 281 79 75000 90000 0.31 0.4
682 2 5 1.5 2.3 144 40 85000 100000 0.15 0.2
MR52 5 2 2.5 144 40 85000 100000 0.14 0.2
692 6 2.3 3 281 79 75000 90000 0.28 0.35
MR62 6 2.5 2.5 281 79 75000 90000 0.28 0.33
MR72 7 2.5 3 328 103 63000 75000 0.43 0.53
602 7 2.8 3.5 328 103 60000 71000 0.5 0.6
682X 2.5 6 1.8 2.6 178 59 71000 80000 0.21 0.35
692X 7 2.5 3.5 328 103 63000 75000 0.4 0.55
MR82X 8 2.5 474 144 60000 67000 0.52
602X 8 2.8 4 469 142 60000 71000 0.61 0.85
MR63 3 6 2 2.5 178 59 71000 80000 0.2 0.28
683 7 2 3 264 90 63000 75000 0.32 0.45
MR83 8 2.5 3 336 113 60000 67000 0.51 0.67
693 8 3 4 474 144 60000 67000 0.6 0.8
MR93 9 2.5 4 485 151 56000 67000 0.75 1.15
603 9 3 5 230 151 56000 67000 0.84 1.13
623 10 4 4 536 175 50000 60000 1.45 1.65
633 13 5 5 1106 390 40000 48000 3.27 3.43
MR74 4 7 2 2.5 264 92 60000 67000 0.23 0.33
MR84 8 2 3 336 113 56000 67000 0.39 0.56
684 9 2.5 4 545 182 53000 63000 0.65 1
MR104 10 3 4 604 218 48000 56000 0.96 1.33
694 11 4 4 814 280 48000 56000 1.69 1.75
604 12 4 4 814 280 48000 56000 2.19 2.34
624 13 5 5 1106 390 40000 48000 3.1 3.2
634 16 5 5 1139 418 36000 43000 5.24 5.44
MR85 5 8 2 2.5 185 72 53000 63000 0.25 0.34
MR95 9 2.5 3 366 135 50000 60000 0.54 0.58
MR105 10 3 4 366 135 50000 60000 0.91 1.26
MR115 11 4 609 226 45000 63000 0.62
685 11 3 5 609 226 45000 53000 1.16 1.93
695 13 4 4 916 346 43000 50000 2.31 2.5
605 14 5 5 1130 406 40000 50000 3.46 3.75
625 16 5 5 1470 540 36000 43000 4.95 5.1
635 19 6 6 1986 717 32000 40000 8.5 8.89
MR106 6 10 2.5 3 422 174 45000 53000 0.55 0.7
MR126 12 3 4 609 236 43000 50000 1.25 1.66
686 13 3.5 5 920 354 40000 50000 1.87 2.68
696 15 5 5 1139 418 40000 45000 2.85 3.65
606 17 6 6 1924 677 38000 45000 5.94 6.89
626 19 6 6 1986 717 32000 40000 8.12 8.65
636 22 7 7 2833 1138 30000 36000 13.9 14.5
MR117 7 11 2.5 3 387 162 43000 50000 0.59 0.71
MR137 13 3 4 460 221 40000 48000 1.52 2.01
687 14 3.5 5 997 410 40000 50000 2.03 2.95
697 17 5 5 1364 575 36000 43000 5.26 5.7
607 19 6 6 1986 717 36000 43000 7.8 8.24
627 22 7 7 2794 1103 30000 36000 12.7 13.1
637 26 9 9 3879 1586 28000 34000 24.2 25.8
MR128 8 12 2.5 3.5 462 219 40000 48000 0.7 0.99
MR148 14 3.5 4 695 309 38000 45000 1.9 2.19
688 16 4 5 1064 474 36000 43000 3.11 4.05
698 19 6 6 1902 734 36000 43000 7.12 7.57
608 22 7 7 2799 1103 34000 40000 11.8 12.9
628 24 8 8 2833 1138 28000 34000 17.1 18.5
638 28 9 9 3879 1586 28000 34000 28.1 30.3
679 9 14 3 4.5 781 374 36000 42000 1.35 1.98
689 17 4 5 1128 534 36000 43000 3.41 4.38
699 20 6 6 2097 865 34000 40000 8.38 8.54
609 24 7 7 2853 1155 32000 38000 14.7 16
629 26 8 8 3879 1586 28000 34000 19 21.8
639 30 10 10 3960 1664 24000 30000 36.2 37.1

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Miniature Inch Bearings https://www.ktaiballbearing.com/product/miniature-inch-bearings/ Wed, 07 Dec 2016 13:42:24 +0000 https://www.ktaiballbearing.com/?post_type=avada_portfolio&p=125 KTAI offer miniature inch bearings with bore size as small as 0.04" to meet all precision instrument applications. such as: dental handpiece, small motors, flow meters, gyros, pulmonary assist devices etc. Request A Quote bearing material: chrome steel(GCr15/SAE52100) and stainless steel(440/316/304) Seals: open, ZZ(metal shields), 2RS(rubber seals) tolerance: P0(ABCE-1), P6(ABCE-3), P5(ABCE-5), P4(ABEC-7), P2(ABCE-9) clerance: C0, C2, C3 [...]

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KTAI offer miniature inch bearings with bore size as small as 0.04″ to meet all precision instrument applications. such as: dental handpiece, small motors, flow meters, gyros, pulmonary assist devices etc.

Request A Quote
  • bearing material: chrome steel(GCr15/SAE52100) and stainless steel(440/316/304)
  • Seals: open, ZZ(metal shields), 2RS(rubber seals)
  • tolerance: P0(ABCE-1), P6(ABCE-3), P5(ABCE-5), P4(ABEC-7), P2(ABCE-9)
  • clerance: C0, C2, C3
  • noise: Z(normal), Z1, Z2, Z3.
  • vibration: V(normal), V1, V2, V3.
model d(inch)
bore
D(inch)
outer
B(inch)
width
open
B1(inch)
width
shields/seals
Dynamic Load
Cr(lbs)
Static Load
Cor(lbs)
grease limiting
speed
(rpm)
oil limiting
speed
(rpm)
weight(g)
open
weight(g)
shields/seales
R09 0.04 0.125 0.0469 20 5 130000 150000 0.05
R0 0.0469 0.1562 0.0625 0.0937 21 6 110000 130000 0.1 0.15
R1 0.055 0.1875 0.0781 0.1094 44 12 90000 110000 0.15 0.19
R1-4 0.0781 0.25 0.0937 0.1406 54 17 67000 80000 0.4 0.53
R1-5 0.0937 0.3125 0.1094 0.1406 106 32 60000 71000 0.6 1.15
R133 0.1875 0.0625 0.0937 36 11 80000 95000 0.1 0.15
R144 0.125 0.25 0.0937 0.1094 54 17 67000 80000 0.27 0.4
R2 0.375 0.1562 0.1562 121 39 56000 67000 1.04 1.37
R2-5 0.3125 0.1094 0.1406 107 32 60000 67000 0.5 0.74
R2-6 0.375 0.1094 0.1406 122 41 53000 63000 0.96 1.23
R2A 0.5 0.1719 0.1719 122 41 53000 63000 3.3
R155 0.1562 0.3125 0.1094 0.125 69 27 53000 63000 0.51 0.61
R156 0.1875 0.3125 0.1094 0.125 69 27 53000 63000 0.4 0.45
R166 0.375 0.125 0.125 136 49 50000 60000 0.81 0.85
R3 0.5 0.1562 0.196 249 88 43000 50000 2.21 2.95
R3A 0.625 0.196 0.196 283 112 38000 45000 5.08
R168 0.25 0.375 0.125 0.125 71 31 48000 56000 0.57 0.6
R188 0.5 0.125 0.1875 207 80 40000 50000 1.6 2.32
R4 0.625 0.196 0.196 283 112 38000 45000 4.46 4.54
R4A 0.75 0.2188 0.2812 446 161 36000 43000 7.48 10
R1810 0.3125 0.5 0.1562 0.1562 104 50 40000 48000 1.39 1.57
R6 0.375 0.875 0.2188 0.2812 637 256 32000 38000 9.02 11.7
R8 0.5 1.125 0.25 0.3125 976 434 27000 32000 11.6

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Miniature Extended Inner Bearings https://www.ktaiballbearing.com/product/miniature-extended-inner-bearings/ Tue, 06 Dec 2016 03:00:06 +0000 https://www.ktaiballbearing.com/?post_type=avada_portfolio&p=134 Miniature Extended Inner Bearings mean the inner ring is wider than outer ring by 0.0312"(0.0156" on each side), and these miniature extended inner  bearings can support radial loads and thrust loads very well. Request A Quote bearing material: chrome steel(GCr15/SAE52100) and stainless steel(440/316/304) Seals: open, ZZ(metal shields), 2RS(rubber seals) tolerance: P0(ABCE-1), P6(ABCE-3), P5(ABCE-5), [...]

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Miniature Extended Inner Bearings mean the inner ring is wider than outer ring by 0.0312″(0.0156″ on each side), and these miniature extended inner  bearings can support radial loads and thrust loads very well.

Request A Quote
  • bearing material: chrome steel(GCr15/SAE52100) and stainless steel(440/316/304)
  • Seals: open, ZZ(metal shields), 2RS(rubber seals)
  • tolerance: P0(ABCE-1), P6(ABCE-3), P5(ABCE-5), P4(ABEC-7), P2(ABCE-9)
  • clerance: C0, C2, C3
  • noise: Z(normal), Z1, Z2, Z3.
  • vibration: V(normal), V1, V2, V3.
model d(inch)
bore
D(inch)
outer
outer width
(inch)
open
inner width
(inch)
open
outer width
(inch)
shields/seals
inner width
(inch)
shields/seals
Dynamic Load
Cr(lbs)
Static Load
Cor(lbs)
grease limiting
speed
(rpm)
oil limiting
speed
(rpm)
weight
(g)
RW0 0.0469 0.1562 0.0625 0.0937 0.0937 0.125 21 6 110000 130000 0.15
RW1 0.055 0.1875 0.0781 0.1094 0.1094 0.1406 44 12 90000 110000 0.19
RW1-4 0.0781 0.25 0.0937 0.125 0.1406 0.1719 54 17 67000 80000 0.53
RW133 0.0937 0.1875 0.0625 0.0937 0.0937 0.125 28 10 80000 95000 0.15
RW1-5 0.3125 0.1094 0.1406 0.1406 0.1719 106 32 60000 71000 1.15
RW144 0.125 0.25 0.0937 0.125 0.1094 0.1406 54 17 67000 80000 0.4
RW2-5 0.3125 0.1094 0.1406 0.1406 0.1719 107 32 60000 67000 0.74
RW2-6 0.375 0.1094 0.1406 0.1406 0.1719 122 41 53000 63000 1.23
RW2 0.375 0.1562 0.1875 0.1562 0.1875 121 39 56000 67000 1.37
RW155 0.1562 0.3125 0.1094 0.1406 0.125 0.1562 69 27 53000 63000 0.61
RW156 0.1875 0.3125 0.1094 0.1406 0.125 0.1562 69 27 53000 63000 0.45
RW166 0.375 0.125 0.1562 0.125 0.1562 136 49 50000 60000 0.85
RW3 0.5 0.1562 0.1875 0.196 0.2273 249 88 43000 53000 2.95
RW168 0.25 0.375 0.125 0.1562 0.125 0.1562 71 31 48000 56000 0.6
RW188 0.5 0.125 0.1562 0.1875 0.2188 207 80 40000 50000 2.32
RW4 0.625 0.196 0.2273 0.196 0.2273 283 112 38000 45000 4.54
RW1810 0.3125 0.5 0.5 0.1875 0.1562 0.1875 104 50 40000 48000 1.72

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Miniature Flanged Bearings https://www.ktaiballbearing.com/product/miniature-flanged-bearings/ Mon, 05 Dec 2016 10:18:22 +0000 https://www.ktaiballbearing.com/?post_type=avada_portfolio&p=138 Miniature Flanged Bearings include metric flanged bearings, inch flanged bearings and extended inner flanged bearings. Metric miniature flanged bearings have bore size as small as 1mm. Inch miniature flanged bearings and Extended inner miniature flanged bearings have bore size as small as 0.0469". The construction of miniature flanged bearings can carry moderate radial and thrust [...]

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Miniature Flanged Bearings include metric flanged bearings, inch flanged bearings and extended inner flanged bearings.

Metric miniature flanged bearings have bore size as small as 1mm.
Inch miniature flanged bearings and Extended inner miniature flanged bearings have bore size as small as 0.0469″.

The construction of miniature flanged bearings can carry moderate radial and thrust loads at low operating torque and provide high performance, and they are sometimes referred to as instrument bearings or micro bearings.

Request A Quote
  • bearing material: chrome steel(GCr15/SAE52100) and stainless steel(440/316/304)
  • Seals: open, ZZ(metal shields), 2RS(rubber seals)
  • tolerance: P0(ABCE-1), P6(ABCE-3), P5(ABCE-5), P4(ABEC-7), P2(ABCE-9)
  • clerance: C0, C2, C3
  • noise: Z(normal), Z1, Z2, Z3.
  • vibration: V(normal), V1, V2, V3.

Metric Flanged

model d(mm)
bore
D(mm)
outer
B(mm)
width
open
B1(mm)
width
shields/seals
Df(mm)
flange outer
Bf(mm)
flange width
open
B1f(mm)
flange width
shields/seals
Dynamic load
Cr(N)
Static load
Cor(N)
grease
limiting
speed
(rpm)
oil
limiting
speed
(rpm)
weight
(g)
open
weight
(g)
shields/seals
F681 1 3 1 3.8 0.3 82 21 130000 150000 0.04
F691 4 1.6 5 0.5 120 30 100000 120000 0.14
MF41X 1.2 4 1.8 4.8 0.4 95 26 110000 130000 0.12
F681X 1.5 4 1.2 2 5 0.4 0.6 95 26 100000 120000 0.12 0.17
F691X 5 2 2.6 6.5 0.6 0.8 144 40 85000 100000 0.26 0.33
F601X 6 2.5 3 7.5 0.6 0.8 281 79 75000 90000 0.38 0.5
F682 2 5 1.5 2.3 6.1 0.5 0.6 144 40 85000 100000 0.19 0.24
MF52 5 2 2.5 6.2 0.6 0.6 144 40 85000 100000 0.19 0.25
F692 6 2.3 3 7.5 0.6 0.8 281 79 75000 90000 0.35 0.45
MF62 6 2.5 2.5 7.2 0.6 0.6 281 79 75000 90000 0.34 0.45
MF72 7 2.5 3 8.2 0.6 0.6 328 103 63000 75000 0.5 0.6
F602 7 2.8 3.5 8.5 0.7 0.9 328 103 60000 71000 0.6 0.73
F682X 2.5 6 1.8 2.6 7.1 0.5 0.8 178 59 71000 80000 0.24 0.42
F692X 7 2.5 3.5 8.5 0.7 0.9 328 103 63000 75000 0.5 0.68
MF82X 8 2.5 2.5 9.2 0.6 0.6 180 67 71000 80000 0.42 0.6
F602X 8 2.8 4 9.5 0.7 0.9 469 142 60000 71000 0.72 0.99
MF63 3 6 2 2.5 7.2 0.6 0.6 178 59 71000 80000 0.26 0.34
F683 7 2 3 8.1 0.5 0.8 264 90 63000 75000 0.37 0.53
MF83 8 2.5 3 9.2 0.6 0.6 336 113 60000 70000 0.59 0.75
F693 8 3 4 9.5 0.7 0.9 474 144 60000 67000 0.71 0.94
MF93 9 2.5 4 10.2 0.6 0.8 485 151 56000 67000 0.83 1.3
F603 9 3 5 10.5 0.7 1 230 151 56000 67000 0.96 1.61
F623 10 4 4 11.5 1 1 536 175 50000 60000 1.65 1.85
MF74 4 7 2 2.5 8.2 0.6 0.6 264 92 60000 67000 0.3 0.4
MF84 8 2 3 9.2 0.6 0.6 336 113 56000 67000 0.47 0.64
F684 9 2.5 4 10.3 0.6 1 545 182 53000 63000 0.74 1.15
MF104 10 3 4 11.6 0.6 0.8 604 218 48000 56000 1.04 1.5
F694 11 4 4 12.5 1 1 814 280 48000 56000 1.91 1.97
F604 12 4 5 13.5 1 1 814 280 48000 56000 2.42 2.57
F624 13 5 5 15 1 1 1106 390 40000 48000 3.44 3.54
F634 16 5 5 18 1 1 1139 418 36000 43000 5.66 5.98
MF85 5 8 2 2.5 9.2 0.6 0.6 185 72 53000 63000 0.33 0.42
MF95 9 2.5 3 10.2 0.6 0.6 366 135 50000 60000 0.62 0.66
MF105 10 3 4 11.6 0.6 0.8 366 135 50000 60000 1 1.38
MF115 11 4 4 12.6 0.8 0.8 609 226 45000 53000 0.81 1.1
F685 11 3 5 12.5 0.8 1 609 226 45000 53000 1.33 2.15
F695 13 4 4 15 1 1 916 346 43000 50000 2.73 3.5
F605 14 5 5 16 1 1 1130 406 40000 50000 3.83 4.12
F625 16 5 5 18 1 1 1470 540 36000 43000 5.37 5.52
F635 19 6 6 22 1.5 1.5 1986 717 32000 40000 9.26 9.65
MF106 6 10 2.5 3 11.2 0.6 0.6 422 174 45000 53000 0.64 0.79
MF126 12 3 4 13.6 0.6 0.8 609 236 43000 50000 1.44 1.86
F686 13 3.5 5.5 15 1 1 920 354 40000 50000 2.21 3.06
F696 15 5 5 17 1.2 1.2 1139 418 40000 45000 4.24 4.54
F606 17 6 6 19 1.2 1.2 1924 677 38000 45000 6.47 7.42
F626 19 6 6 22 1.5 1.5 1986 717 32000 40000 9.25 9.78
MF117 7 11 2.5 3 12.2 0.6 0.6 387 162 43000 50000 0.69 0.81
MF137 13 3 4 14.6 0.6 0.8 460 221 40000 48000 1.64 2.17
F687 14 3.5 5 16 1 1.1 997 410 40000 50000 2.4 3.35
F697 17 5 5 19 1.2 1.2 1364 575 36000 43000 5.79 6.54
F607 19 6 6 22 1.5 1.5 1986 717 36000 43000 8.93 9.37
F627 22 7 7 25 1.5 1.5 2794 1103 30000 36000 14 14.4
MF128 8 12 2.5 3.5 13.6 0.6 0.8 462 219 40000 48000 0.81 1.14
MF148 14 3.5 4 15.6 0.8 0.8 695 309 38000 45000 2.13 2.42
F688 16 4 5 18 1 1.1 1064 474 36000 43000 3.53 4.51
F698 19 6 6 22 1.5 1.5 1902 734 36000 43000 8.5 8.7
F608 22 7 7 25 1.5 1.5 2799 1103 34000 40000 13.1 14.2
F679 9 14 3 4.5 15.5 0.8 0.8 781 374 36000 42000 1.57 2.2
F689 17 4 5 19 1 1.1 1128 534 36000 43000 3.85 4.87
F699 20 6 6 23 1.5 1.5 2097 865 34000 40000 9.57 10.5
F609 24 7 7 27 1.5 1.5 2853 1155 32000 38000 16.1 17.4

Inch Flanged

model d(inch)
bore
D(inch)
outer
B(inch)
width
open
B1(inch)
width
shields/seals
Df(inch)
flange outer
Bf(inch)
flange width
open
B1f(inch)
flange width
shields/seals
Dynamic lod
Cr(N)
Static load
Cor(N)
grease
limiting
speed
(rpm)
oil
limiting
speed
(rpm)
weight
(g)
open
weight
(g)
shields/seals
FR0 0.0469 0.1562 0.0625 0.0937 0.203 0.031 0.031 21 6 110000 130000 0.12 0.2
FR1 0.055 0.1875 0.0781 0.1094 0.234 0.023 0.031 44 12 90000 110000 0.19 0.25
FR1-4 0.0781 0.25 0.0937 0.1406 0.296 0.023 0.031 54 17 67000 80000 0.46 0.61
FR1-5 0.0937 0.3125 0.1094 0.1406 0.359 0.023 0.031 106 32 60000 95000 0.67 1.25
FR133 0.1875 0.0625 0.0937 0.234 0.018 0.031 36 11 80000 95000 0.13 0.21
FR144 0.125 0.25 0.0937 0.1094 0.296 0.023 0.031 54 17 67000 80000 0.33 0.48
FR2 0.375 0.1562 0.1562 0.44 0.03 0.03 121 39 56000 67000 1.2 1.53
FR2-5 0.3125 0.1094 0.1406 0.359 0.023 0.031 107 32 60000 70000 0.57 0.84
FR2-6 0.375 0.1094 0.1406 0.422 0.023 0.031 122 41 53000 63000 1.05 1.35
FR155 0.1562 0.3125 0.1094 0.125 0.359 0.023 0.036 69 27 53000 63000 0.56 0.72
FR156 0.1875 0.3125 0.1094 0.125 0.359 0.023 0.036 69 27 53000 63000 0.47 0.56
FR166 0.375 0.125 0.125 0.422 0.023 0.031 136 49 50000 60000 0.9 0.97
FR3 0.5 0.196 0.196 0.565 0.042 0.042 249 88 43000 53000 2.5 3.24
FR168 0.25 0.375 0.125 0.125 0.422 0.023 0.036 71 31 48000 56000 0.66 0.73
FR188 0.5 0.125 0.1875 0.547 0.023 0.045 207 80 40000 50000 1.71 2.54
FR4 0.625 0.196 0.196 0.69 0.042 0.042 283 112 38000 45000 4.82 4.9
FR1810 0.3125 0.5 0.1562 0.1562 0.547 0.031 0.031 104 50 40000 48000 1.54 1.72
FR6 0.375 0.875 0.2188 0.2812 0.965 0.062 0.062 637 256 32000 38000 9.71 12.39

Extended Inner Flanged

model d(inch)
bore
D(inch)
outer
Df(inch)
flange outer
B(inch)
outer width
open
Bi(inch)
inner width
open
Bf(inch)
flange width
open
B1(inch)
outer width
shields
Bi1(inch)
inner width
shields
Bf1(inch)
flange width
shields
Dynamic load
Cr(N)
Static load
Cor(N)
grease
limiting
speed
(rpm)
oil
limiting
speed
(rpm)
weight
(g)
FRW0 0.0469 0.1562 0.203 0.0625 0.0937 0.013 0.0937 0.125 0.031 21 6 110000 130000 0.2
FRW1 0.055 0.1875 0.234 0.0781 0.1094 0.023 0.1094 0.1406 0.031 44 12 90000 110000 0.25
FRW1-4 0.0781 0.25 0.296 0.0937 0.125 0.023 0.1406 0.1719 0.031 54 17 67000 80000 0.61
FRW133 0.0937 0.1875 0.234 0.0625 0.0937 0.018 0.0937 0.125 0.031 28 10 80000 95000 0.21
FRW1-5 0.3125 0.359 0.1094 0.1406 0.023 0.1406 0.1719 0.031 106 32 60000 95000 1.25
FRW144 0.125 0.25 0.296 0.0937 0.125 0.023 0.1094 0.1406 0.031 54 17 67000 80000 0.48
FRW2-5 0.3125 0.359 0.1094 0.1406 0.023 0.1406 0.1719 0.031 107 32 60000 67000 0.84
FRW2-6 0.375 0.422 0.1094 0.1406 0.023 0.1406 0.1719 0.031 122 41 53000 63000 1.35
FRW2 0.375 0.44 0.1562 0.1875 0.03 0.1562 0.1875 0.03 121 39 56000 67000 1.53
FRW155 0.1562 0.3125 0.359 0.1094 0.1406 0.023 0.125 0.1562 0.036 69 27 53000 63000 0.72
FRW156 0.1875 0.3125 0.359 0.1094 0.1406 0.023 0.125 0.1562 0.036 69 27 53000 63000 0.56
FRW166 0.375 0.422 0.125 0.1562 0.023 0.125 0.1562 0.031 136 49 50000 60000 0.97
FRW3 0.5 0.565 0.1562 0.1875 0.042 0.196 0.2273 0.042 249 88 43000 53000 3.24
FRW168 0.25 0.375 0.422 0.125 0.1562 0.023 0.125 0.1562 0.035 71 31 48000 56000 0.73
FRW188 0.5 0.547 0.125 0.1562 0.023 0.1875 0.2188 0.045 71 31 48000 56000 0.73
FRW4 0.625 0.69 0.196 0.2273 0.042 0.196 0.2273 0.042 283 112 38000 45000 4.9
FRW1810 0.3125 0.5 0.547 0.1562 0.1875 0.031 0.1562 0.1875 0.031 104 50 40000 48000 1.72

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Miniature Thrust Bearings https://www.ktaiballbearing.com/product/miniature-thrust-bearings/ Sun, 04 Dec 2016 03:22:46 +0000 https://www.ktaiballbearing.com/?post_type=avada_portfolio&p=157 Miniature Thrust Bearings are available with bore size as small as 2 mm. They can support axial load or thrust load in single direction only. These miniature thrust bearings have two types with flat or grooved raceway, grooved raceway has higher load than flat raceway. Request A Quote bearing material: chrome steel(GCr15/SAE52100) and [...]

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Miniature Thrust Bearings are available with bore size as small as 2 mm. They can support axial load or thrust load in single direction only.

These miniature thrust bearings have two types with flat or grooved raceway, grooved raceway has higher load than flat raceway.

Request A Quote
  • bearing material: chrome steel(GCr15/SAE52100) and stainless steel(440/316/304)
  • cage material: chrome steel, brass, stainless steel.
  • tolerance: P0(ABCE-1), P6(ABCE-3), P5(ABCE-5), P4(ABEC-7), P2(ABCE-9)
  • clerance: C0, C2, C3
  • noise: Z(normal), Z1, Z2, Z3.
  • vibration: V(normal), V1, V2, V3.

F series with flat raceway

model d(mm)
bore
D(mm)
outer
d1(mm)
outer ring bore
D1(mm)
inner ring outer
H(mm)
height
Dynamic Load
Cr(N)
Static Load
Cor(N)
grease
limiting
speed
(rpm)
oil
limiting
speed
(rpm)
weight
(g)
F2-6 2 6 2 6 3 117 83 16000 13000 0.6
F2X-7 2.5 7 2.5 7 3.5 156 117 15000 12000 0.9
F3-8 3 8 3.2 7.8 3.5 166 137 11000 15000 0.6
F4-9 4 9 4.2 8.8 4 166 156 8000 12000 1.5
F4-10 4 10 4.2 9.8 4 274 245 6000 10000 2
F5-11 5 11 5.2 10.8 4.5 284 284 5000 8000 2.4
F6-12 6 12 6.2 11.8 4.5 274 284 5000 7000 2.5
F7-15 7 15 7.2 14.8 5 558 548 3600 7100 4.4
F8-16 8 16 8.2 15.8 5 597 627 4000 8000 5
F9-17 9 17 9.2 16.8 5 437 542 8000 13000 5.1
F10-18 10 18 10.2 17.8 5.5 617 705 2500 4500 6

FM series with grooved raceway

model d(mm)
bore
D(mm)
outer
d1(mm)
outer ring bore
D1(mm)
inner ring outer
H(mm)
height
Dynamic load
Cr(N)
Static load
Cor(N)
grease
limiting
speed
(rpm)
oil
limiting
speed
(rpm)
weight
(g)
F3-8M 3 8 3.2 7.8 3.5 600 480 11000 15000 0.9
F4-9M 4 9 4.2 8.8 4 800 520 8000 12000 1.2
F4-10M 4 10 4.2 9.8 4 658 580 6000 10000 1.5
F5-10M 5 10 5.2 9.8 4 950 830 5100 8100 2.1
F5-11M 5 11 5.2 10.8 4.5 988 880 5000 8000 2.1
F5-12M 5 12 5.2 11.8 4 988 880 5000 8000 2.1
F6-12M 6 12 6.2 11.8 4.5 1600 1255 5000 7000 2.2
F6-13M 6 13 6.2 12.8 5 1600 1255 5000 7000 2.2
F6-14M 6 14 6.25 13.8 5 1800 1588 4000 7000 3.5
F7-13M 7 13 7.2 16.8 4.5 1422 1255 4000 7000 2.6
F7-15M 7 15 7.2 14.8 5 2200 2000 3600 7100 6.5
F7-17M 7 17 7.2 16.8 6 2600 2256 3500 7000 6.5
F8-16M 8 16 8.2 15.8 5 2500 3000 4000 8000 4.5
F8-19M 8 19 8.2 18.8 7 3452 3000 3000 5000 9.1
F9-20M 9 20 9.2 19.8 7 3356 2999 2500 4500 9.9
F10-18M 10 18 10.2 17.8 5.5 2230 2721 2500 4500 5.4

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Miniature Angular Contact Ball Bearings https://www.ktaiballbearing.com/product/miniature-angular-contact-ball-bearings/ Sat, 03 Dec 2016 08:52:56 +0000 https://www.ktaiballbearing.com/?post_type=avada_portfolio&p=164 Miniature Angular Contact Ball Bearings are designed that there is an angle between the races and balls when the bearing is in operation. They can support radial load and axial load in different angles. Request A Quote bearing material: chrome steel(GCr15/SAE52100) cage material: Bakelite, Nylon, Chrome Steel, Brass. tolerance: P0(ABCE-1), P6(ABCE-3), P5(ABCE-5), P4(ABEC-7) [...]

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Miniature Angular Contact Ball Bearings are designed that there is an angle between the races and balls when the bearing is in operation. They can support radial load and axial load in different angles.

Request A Quote
  • bearing material: chrome steel(GCr15/SAE52100)
  • cage material: Bakelite, Nylon, Chrome Steel, Brass.
  • tolerance: P0(ABCE-1), P6(ABCE-3), P5(ABCE-5), P4(ABEC-7)
  • contact angle: C-15 degree,  AC-25 degree.
  • seals: open
model d(mm)
bore
D(mm)
outer
B(mm)
width
Dynamic load
Cr(KN)
Static load
Cor(KN)
grease limiting speed
(rpm)
oil limiting speed
(rpm)
B706C 6 17 6 2.39 0.99 90000 155000
B706AC 2.3 0.95 80000 135000
HC B706C 1.65 0.69 115000 180000
HC B706AC 1.58 0.69 95000 165000
HS706C 1.59 0.9 110000 185000
HS706AC 1.52 0.69 95000 160000
HC706C 1.1 0.5 130000 210000
HC706AC 1.06 0.48 115000 185000
B707C 7 19 6 2.8 1.18 80000 135000
B707AC 2.7 1.4 70000 115000
HC B707C 1.9 0.9 105000 175000
HC B707AC 1.75 0.79 90000 150000
HS707C 1.9 0.9 105000 170000
HS707AC 1.7 0.79 85000 145000
HC707C 1.18 0.59 115000 180000
HC707AC 1.4 0.56 105000 175000
B708C 8 22 7 3.9 1.75 70000 115000
B708AC 3.78 1.69 62000 95000
HC B708C 2.67 1.22 90000 155000
HC B708AC 2.58 1.18 75000 125000
HS708C 1.95 1.1 90000 155000
HS708AC 1.82 0.97 75000 125000
HC708C 1.3 0.72 105000 175000
HC708AC 1.25 0.68 85000 145000
B709C 9 24 7 5.3 2.5 62000 95000
B709AC 5.14 2.33 55000 85000
HC B709C 3.64 1.69 80000 130000
HC B709AC 3.48 1.63 70000 115000
HS709C 2.68 1.47 80000 135000
HS709AC 2.52 1.39 70000 115000
HC709C 1.85 1.04 95000 160000
HC709AC 1.75 0.98 80000 135000

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Part Interchange By Different Brands https://www.ktaiballbearing.com/product/part-interchange-by-different-brands/ Fri, 02 Dec 2016 12:04:16 +0000 https://www.ktaiballbearing.com/?post_type=avada_portfolio&p=168 The following forms are the basic bearing interchange numbers with different brands. If you can't find your needs, please contact us. Contact Us KTAI GRW SKF MRC FAFNIR FAG R-2 1/88 EE-0 R-2 33-K-3 R-2 R-2A 1/88/083 R-2-A 33-K-4 R-2-A R-3 3/16 EE-1 R-3 33-K-5 R-3 R-4 1/4A EEA-2 [...]

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The following forms are the basic bearing interchange numbers with different brands. If you can’t find your needs, please contact us.

Contact Us
KTAI GRW SKF MRC FAFNIR FAG
R-2 1/88 EE-0 R-2 33-K-3 R-2
R-2A 1/88/083 R-2-A 33-K-4 R-2-A
R-3 3/16 EE-1 R-3 33-K-5 R-3
R-4 1/4A EEA-2 R-4 S-1-K-7 R-4
R-4A 1/4 EE-2 R-4-A S-1-K R-4-A
R-6 3/8 EE-3 R-6 S-3-K R-6
R-8 EE-4 R-8 S-5-K R-8
R-10 EE-5 R-10 S-7-K R-10
R-12 EE-6 R-12 S-8-K R-12
R-14 EE-8 R-14 S-9-K R-14
R-16 EE-9 R-16 S-10-K R-16
R-18 EE-10 R-18 S-11-K R-18
R-20 EE-11 R-20 S-12-K R-20
R-22 R-22 R-22
R-24 R-24 R-24
KTAI GRW NMB MPB BARDEN RMB NHBB
SR2 SS1/88 DDR-2 SR2C SR2 R4012X SSR-2
SR2ZZ SS1/88-2Z DDR-2ZZ SR2CHH SR2SS RF4012X SSR-2ZZ
SR2A SS1/88/083 DDR-2A SR2AC SR2A SSR-2A
SR2AZZ SS1/88/083-2Z DDR-2AZZ SR2ACHH SR2ASS SSR-2AZZ
SR3 SS3/16 DDR-3 SR3C SR3 R6016X SSR-3
SR3ZZ SS3/16-2Z DDR-3ZZ SR3CHH SR3SS RF6016X SSR-3ZZ
SR4 SS1/4A DDR-4 SR4C SR4 R8020X SSR-4
SR4ZZ SS1/4A-2Z DDR-4ZZ SR4CHH SR4SS RF8020X SSR-4ZZ
SR4A SS1/4 DDRI-1214 SR4AR SR4A SSRI-1214
SR4AZZ SS1/4-2Z DDRI-1214ZZ SR4ARHH SR4ASS SSRI-1214ZZ
SR6 SS3/8 DDRI-1438 SR6R SR6 SSRI-1438
SR6ZZ SS3/8-2Z DDRI-1438ZZ SR6RHH SR6SS SSRI-1438ZZ
SR8 SS1/2 DDRI-1812 SR8R SR8 SSRI-1812
SR8ZZ SS1/2-2Z DDRI-1812ZZ SR8RHH SR8SS SSRI-1812ZZ
SFR2 SSF1/8B DDRF-2 SR2FC SFR2 RK4012X SSRF-2
SFR2ZZ SSF1/8B-2Z DDRF-2ZZ SR2FCHH SFR2SS RKF4012X SSRF-2ZZ
SFR3 SSF3/16 DDRF-3 SR3FC SFR3 ULK6016 SSRF-3
SFR3ZZ SSF3/16-2Z DDRF-3ZZ SR3FCHH SFR3SS RKF6016X SSRF-3ZZ
SFR4 SSF1/4A DDRF-4 SR4FC SFR4 RK8020X SSRF-4
SFR4ZZ SSF1/4A-2Z DDRF-4ZZ SR4FCHH SFR4SS RKF8020X SSRF-4ZZ
SFR6 SSF3/8 DDRIF1438 SR6FR SFR6 SSRIF1438
SFR6ZZ SSF3/8-2Z DDRIF1438ZZ SR6FRHH SFR6SS SSRIF1438ZZ
SFR8 SSF1/2 DDRIF1812 SSRIF1812
SFR8ZZ SSF1/2-2Z DDRIF1812ZZ SSRIF1812ZZ
KTAI GRW RMB NHBB MPB NMB
ULK1304X SSRIF-2 S2FC DDRIF-2
SFR0 SSF1191 ULK1505X SSRIF-2 1/2 S2 1/2FC DDRIF-2 1/2
SFR0ZZ SSF1191-2Z ULKF1505X SSRIF-2 1/2ZZ S2 1/2FCHH DDRIF-2 1/2ZZ
SFR1 SSF1397 RK1706X SSRIF-3 S3FC DDRIF-3
SFR1ZZ SSF1397-2Z RKF1706X SSRIF-3ZZ S3FCHH DDRIF-3ZZ
SFR1-4 SSF5/64 RK2508X SSRIF-4 S4FC DDRIF-4
SFR1-4ZZ SSF5/64-2Z RKF2508X SSRIF-4ZZ S4FCHH DDRIF-4ZZ
SFR133 SSF2380 ULK3006X SSRIF-3332 S3332FC DDRIF-3332
SFR133ZZ SSF2380-2Z ULKZ3006X SSRIF-3332ZZ S3332FCHH DDRIF-3332ZZ
SFR1-5 SSF3/32 RK3010X SSRIF-5 S5FC DDRIF-5
SFR1-5ZZ SSF3/32-2Z RKF3010X SSRIF-5ZZ S5FCHH DDRIF-5ZZ
SFR144 SSF3175 ULK4080X SSRIF-418 S418FC DDRIF-418
SFR144ZZ SSF3175-2Z ULKZ4080X SSRIF-418ZZ S418FCHH DDRIF-418ZZ
SFR2-5 SSF1/8A RK4010X SSRIF-518 S518FC DDRIF-518
SFR2-5ZZ SSF1/8A-2Z RKF4010X SSRIF-518ZZ S518FCHH DDRIF-518ZZ
SFR2-6 SSF1/8A6 SSRIF-618 S618FC DDRIF-618
SFR2-6ZZ SSF1/8A6-2Z SSRIF-618ZZ S618FCHH DDRIF-618ZZ
SFR155 SSF3967 ULK5010X SSRIF-5532 S5532FC DDRIF-5532
SFR155ZZ SSF3967-2Z ULKZ5010X SSRIF-5532ZZ S5532FCHH DDRIF-5532ZZ
SFR156 SSF4763A ULK6010X SSRIF-5632 S5632FC DDRIF-5632
SFR156ZZ SSF4763A-2Z ULKZ6010X SSRIF-5632ZZ S5632FCHH DDRIF-5632ZZ
SFR166 SSF4763B ULK6012X SSRIF-6632 S6316FC DDRIF-6632
SFR166ZZ SSF4763B-2Z ULKZ6012X SSRIF-6632ZZ S6316FCHH DDRIF-6632ZZ
SFR168 SSF6350A ULK8012X SSRIF-614 S614FC DDRIF-614
SFR168ZZ SSF6350A-2Z ULKZ8012X SSRIF-614ZZ S614FCHH DDRIF-614ZZ
SFR188 SSF6350B ULK8016X SSRIF-814 S814FC DDRIF-814
SFR188ZZ SSF6350B-2Z ULKZ8016X SSRIF-814ZZ S814FCHH DDRIF-814ZZ
SFR1810 SSF7938 SSRIF-8516 S8516FC DDRIF-8516
SFR1810ZZ SSF7938-2Z SSRIF-8516ZZ S8516FCHH DDRIF-8516ZZ
KTAI GRW NMB MPB BARDEN RMB NHBB
SR09 SS1016 DDRI-2 S2C SR0-9 UL1304X SSRI-2
SR0 SS1191 DDRI-2 1/2 S2 1/2C SR0 UL1505X SSRI-2 1/2
SR0ZZ SS1191-2Z DDRI-2 1/2ZZ S2 1/2CHH SR0SS ULZ1505X SSRI-2 1/2ZZ
SR1 SS1397 DDRI-3 S3C SR1 R1706X SSRI-3
SR1ZZ SS1397-2Z DDRI-3ZZ S3CHH SR1SS RF1706X SSRI-3ZZ
SR1-4 SS5164 DDRI-4 S4C SR1-4 R2508X SSRI-4
SR1-4ZZ SS5164-2Z DDRI-4ZZ S4CHH SR1-4SS RF2508X SSRI-4ZZ
SR133 SS2380 DDRI-3332 S3332C SR133 UL3006X SSRI-3332
SR133ZZ SS2380-2Z DDRI-3332ZZ S3332CHH SR133SS ULZ3006X SSRI-3332ZZ
SR1-5 SS3132 DDRI-5 S5C SR1-5 R3010X SSRI-5
SR1-5ZZ SS3132-2Z DDRI-5ZZ S5CHH SR1-5SS RF3010X SSRI-5ZZ
SR144 SS3175 DDRI-418 S418C SR144 UL4008X SSRI-418
SR144ZZ SS3175-2Z DDRI-418ZZ S418CHH SR144SS ULZ4008X SSRI-418ZZ
SR2-5 SS1/8A DDRI-518 S518C SR2-5 R4010X SSRI-518
SR2-5ZZ SS1/8A-2Z DDRI-518ZZ S518CHH SR2-5SS RF4010X SSRI-518ZZ
SR2-6 SS1/8A/6 DDRI-618 S618C SR2-6 SSRI-618
SR2-6ZZ SS1/8A/6-2Z DDRI-618ZZ S618CHH SR2-6SS SSRI-618ZZ
SR155 SS3967 DDRI-5532 S5532C SR155 UL5010X SSRI-5532
SR155ZZ SS3967-2Z DDRI-5532ZZ S5532CHH SR155SS ULZ5010X SSRI-5532ZZ
SR156 SS4763A DDRI-5632 S5632C SR156 UL6010X SSRI-5632
SR156ZZ SS4763A-2Z DDRI-5632ZZ S5632CHH SR156SS ULZ6010X SSRI-5632ZZ
SR166 SS4763B DDRI-6632 S6316C SR166 UL6012X SSRI-6632
SR166ZZ SS4763B-2Z DDRI-6632ZZ S6316CHH SR166SS ULZ6012X SSRI-6632ZZ
SR168 SS6350A DDRI-614 S614C SR168 UL8012X SSRI-614
SR168ZZ SS6350A-2Z DDRI-614ZZ S614CHH SR168SS ULZ8012X SSRI-614ZZ
SR188 SS6350B DDRI-814 S814C SR188 UL8016X SSRI-814
SR188ZZ SS6350B-2Z DDRI-814ZZ S814CHH SR188SS ULZ8016X SSRI-814ZZ
SR1810 SS7938 DDRI-8516 S8516R SR1810 SSRI-8516
SR1810ZZ SS7938-2Z DDRI-8516ZZ S8516RHH SR1810SS SSRI-8516ZZ
GRW KTAI NMB KTAI ADR NMB KTAI ADR NMB
60/2.5 R825 691 681 WAX1 L310
623 623 R1030 69/1.5 R515 681X WAX1.5 L415
624 624 R1340 692 AX2 R620 682 WBX2 L520
634 634 R1640 69/2.5 X2.5 R725 68/2.35
625 625 R1650 693 R830 682X WAX2.5 L625
635 635 R1950 694 AY4 R1140 683 WAX3 L730
626 626 R1960 695 AY5 R1350 684 WAX4 L940
607 607 R1970 696 AY6 R1560 685 WX5 L1150
627 627 R2270 697 AY7 686 WAX6 L1360
608 608 R2280 698 AY8 687 WAX7 L1470
609 609 699 AY9 688 WX8 L1680
629 629 R2690 6900 AY10 689 WX9 L1790
6000 6000 6000 6800 WX10 L1910
RF825 F691
F623 RF1030 F69/1.5 RF515 F681 LF310
F624 RF1340 F692 WFAX2 RF620 F681X WAX1.5 LF415
F634 RF1640 F69/2.5 WFX2.5 RF725 F682 WFBX2 LF520
F625 RF1650 F693 WFX3 RF830 F682X WFAX2.5 LF625
F635 RF1950 F694 RF1140 F683 WFAX3 LF730
F626 RF1960 F695 RF1350 F684 WFAX4 LF940
F607 F696 RF1560 F685 WFX5 LF1150
F697 F686 WFAX6 LF1360
60/2.5-2Z R825ZZ F698 F687 LF1470
623-2Z 623ZZ R1030ZZ F688 LF1680
624-2Z 624ZZ R1340ZZ 691-2Z F689 LF1790
634-2Z 634ZZ R1640ZZ 69/1.5-2Z X1.5ZZ R515ZZ F6800
625-2Z 625ZZ R1650ZZ 692-2Z
635-2Z 635ZZ R1950ZZ 69/2.5-2Z X2.5ZZ R725Y03ZZ 681-2Z
626-2Z 626ZZ R1960ZZ 693-2Z R830ZZ 681X-2Z WAX1.5ZZ
607-2Z 607ZZ R1970ZZ 694-2Z AY4ZZ R1140ZZ 682-2Z WBX2ZZ L520ZZ
627-2Z 627ZZ R2270ZZ 695-2Z AY5ZZ R1350ZZ 682X-2Z WAX2.5ZZ L625ZZ
608-2Z 608ZZ R2280ZZ 696-2Z AY6ZZ R1560ZZ 683-2Z WAX3ZZ L730ZZ
609-2Z 609ZZ 697-2Z AY7ZZ 684-2Z L940ZZ
629-2Z 629ZZ R2690ZZ 698-2Z AY8ZZ 685-2Z L1150ZZ
6000-2Z 6000ZZ 6000ZZ 699-2Z AY9ZZ 686-2Z L1360ZZ
RF825ZZ 6900-2Z AY10ZZ 687-2Z WAX7ZZ L1470ZZ
F623-2Z RF1030ZZ 688-2Z L1680W06ZZ
F624-2Z RF1340ZZ F691-2Z 689-2Z
F634-2Z RF1640ZZ F69/1.5-2Z RF515ZZ 6800-2Z L1910ZZ
F625-2Z RF1650ZZ F692-2Z
F635-2Z RF1950ZZ F69/2.5-2Z RF725Y03ZZ F681-2Z
F626-2Z RF1960ZZ F693-2Z WFX3ZZ RF830ZZ F681X-2Z WFAX1.5ZZ
F607-2Z F694-2Z RF1140ZZ F682-2Z WFBX2ZZ LF520ZZ
F695-2Z RF1350ZZ F682X-2Z WFAX2.5ZZ LF625ZZ
F696-2Z RF1560ZZ F683-2Z WFAX3ZZ LF730ZZ
F697-2Z F684-2Z LF940ZZ
F698-2Z F685-2Z LF1150ZZ
F686-2Z LF1360ZZ
F687-2Z LF1470ZZ
F688-2Z
F689-2Z
F6800-2Z

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