40 mm x 55 mm x 20 mm KOYO NKJ40/20 needle roller bearings

We work closely with our 40 mm x 55 mm x 20 mm KOYO NKJ40/20 needle roller bearings manufacturing partners 40 mm x 55 mm x 20 mm to bring the best value to Shandong Chik Bearing Co., Ltd. customers.

What is NKJ40/20 bearing interchange?

Brand Name:KOYO
Model Number:NKJ40/20
Series:HM231100
Cone Part Number:HM231132
Cup Part Number:HM231110
Design Units:Imperial
Bearing Weight:9.9 Kg
Cage Type:Stamped Steel
d:139.700 mm
D:236.538 mm
PDF NKJ40/20

Product Details

SeriesHM231100
Cone Part NumberHM231132
Cup Part NumberHM231110
Design UnitsImperial
Bearing Weight9.9 Kg
Cage TypeStamped Steel
d139.700 mm
D236.538 mm
B - Cone Width56.642 mm
C - Cup Width44.450 mm
B57.150 mm
R - Cone Backface To Clear Radius13.560 mm
r - Cup Backface To Clear Radius23.30 mm
da - Cone Frontface Backing Diameter155.96 mm
db - Cone Backface Backing Diameter160.02 mm
Da - Cup Frontface Backing Diameter224.54 mm
Db - Cup Backface Backing Diameter216.92 mm
Ab - Cage-Cone Frontface Clearance4.8 mm
Aa - Cage-Cone Backface Clearance3.6 mm
a - Effective Center Location3-11.4 mm
C90 - Dynamic Radial Rating (90 million revolutions)434800 lbf
C1 - Dynamic Radial Rating (1 million revolutions)5134000 lbf
C0 - Static Radial Rating210000 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)619000 lbf
K - Factor71.83
e - ISO Factor80.32
Y - ISO Factor91.88
G1 - Heat Generation Factor (Roller-Raceway)533
G2 - Heat Generation Factor (Rib-Roller End)85.9
Cg - Geometry Factor0.133
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Company Profile

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Phone 86-13563849567
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