KOYO M-451 Needle Roller Bearings - Wnl Trading Corporation

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KOYO M-451 Needle Roller Bearings Specifications

Cone Part Number:H919942
Design Units:Imperial
Cage Type:Stamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1:146000 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2:37800 lbf
d:3.3125 in
B - Cone Width:1.9291 in
R - Cone Backface To Clear Radius3:0.25 in
da - Cone Frontface Backing Diameter:4.32 in
db - Cone Backface Backing Diameter:4.84 in
Ab - Cage-Cone Frontface Clearance:0.23 in
Aa - Cage-Cone Backface Clearance:0.28 in
a - Effective Center Location4:0.32 in
C90 - Dynamic Radial Rating (90 million revolutions)5:21700 lbf
C1 - Dynamic Radial Rating (1 million revolutions)6:83800 lbf
C0 - Static Radial Rating:103000 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)7:29600 lbf
K - Factor8:0.73
G1 - Heat Generation Factor (Roller-Raceway):163.7
G2 - Heat Generation Factor (Rib-Roller End):23.2
Cg - Geometry Factor:0.119

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