KOYO MH20121 needle roller bearings

Online KOYO MH20121 needle roller bearings Expert.More Choices. 72700 Basic Load Rating, Dynamic Rating(N) KOYO MH20121 needle roller bearings in Stock Square flange shape Bearing Unit, Type & Shandong Chik Bearing Co., Ltd. Ready to Ship Now!

What is MH20121 bearing interchange?

Brand Name: KOYO
Model Number: MH20121
Series: 99000
Cone Part Number: 99603AS
Cup Part Number: 99100
Design Units: Imperial
Bearing Weight: 12.9 Kg
Cage Type: Stamped Steel
d: 152.400 mm
D: 254.000 mm
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Product Details

Series 99000
Cone Part Number 99603AS
Cup Part Number 99100
Design Units Imperial
Bearing Weight 12.9 Kg
Cage Type Stamped Steel
d 152.400 mm
D 254.000 mm
B - Cone Width 71.438 mm
C - Cup Width 47.625 mm
B 66.675 mm
R - Cone Backface To Clear Radius1 1.520 mm
r - Cup Backface To Clear Radius2 3.30 mm
da - Cone Frontface Backing Diameter 169.93 mm
db - Cone Backface Backing Diameter 169.93 mm
Da - Cup Frontface Backing Diameter 238.30 mm
Db - Cup Backface Backing Diameter 227.08 mm
Ab - Cage-Cone Frontface Clearance 2 mm
Aa - Cage-Cone Backface Clearance 4.6 mm
a - Effective Center Location3 -12.2 mm
C90 - Dynamic Radial Rating (90 million revolutions)4 36100 lbf
C1 - Dynamic Radial Rating (1 million revolutions)5 139000 lbf
C0 - Static Radial Rating 211000 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)6 25200 lbf
K - Factor7 1.43
e - ISO Factor8 0.41
Y - ISO Factor9 1.47
G1 - Heat Generation Factor (Roller-Raceway) 521.2
G2 - Heat Generation Factor (Rib-Roller End) 69.2
Cg - Geometry Factor 0.143
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