DC4944VW KOYO Full complement cylindrical roller bearings

Brand Name: KOYO
Model Number: DC4944VW
Cone Part Number: LL420549
Design Units: Imperial
Cage Type: Stamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1: 25400 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2: 6590 lbf
d: 4.0000 in
B - Cone Width: 0.5938 in
R - Cone Backface To Clear Radius3: 0.06 in
PDF DC4944VW

Product Details

Cone Part Number LL420549
Design Units Imperial
Cage Type Stamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1 25400 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2 6590 lbf
d 4.0000 in
B - Cone Width 0.5938 in
R - Cone Backface To Clear Radius3 0.06 in
da - Cone Frontface Backing Diameter 4.21 in
db - Cone Backface Backing Diameter 4.29 in
Ab - Cage-Cone Frontface Clearance 0.11 in
Aa - Cage-Cone Backface Clearance 0.02 in
a - Effective Center Location4 0.22 in
C90 - Dynamic Radial Rating (90 million revolutions)5 3780 lbf
C1 - Dynamic Radial Rating (1 million revolutions)6 14600 lbf
C0 - Static Radial Rating 23400 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)7 2400 lbf
K - Factor8 1.58
G1 - Heat Generation Factor (Roller-Raceway) 95.5
G2 - Heat Generation Factor (Rib-Roller End) 89.7
Cg - Geometry Factor 0.113
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