Project Description

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.

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  • 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.
modeld(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
R090.040.1250.04692051300001500000.05
R00.04690.15620.06250.09372161100001300000.10.15
R10.0550.18750.07810.10944412900001100000.150.19
R1-40.07810.250.09370.1406541767000800000.40.53
R1-50.09370.31250.10940.14061063260000710000.61.15
R1330.18750.06250.0937361180000950000.10.15
R1440.1250.250.09370.1094541767000800000.270.4
R20.3750.15620.15621213956000670001.041.37
R2-50.31250.10940.14061073260000670000.50.74
R2-60.3750.10940.14061224153000630000.961.23
R2A0.50.17190.17191224153000630003.3
R1550.15620.31250.10940.125692753000630000.510.61
R1560.18750.31250.10940.125692753000630000.40.45
R1660.3750.1250.1251364950000600000.810.85
R30.50.15620.1962498843000500002.212.95
R3A0.6250.1960.19628311238000450005.08
R1680.250.3750.1250.125713148000560000.570.6
R1880.50.1250.18752078040000500001.62.32
R40.6250.1960.19628311238000450004.464.54
R4A0.750.21880.281244616136000430007.4810
R18100.31250.50.15620.15621045040000480001.391.57
R60.3750.8750.21880.281263725632000380009.0211.7
R80.51.1250.250.3125976434270003200011.6