DC4840VW KOYO Full complement cylindrical roller bearings

Brand Name: KOYO
Model Number: DC4840VW
Series: LM742700
Cone Part Number: LM742749AA
Design Units: Imperial
Cage Type: Stamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1: 168000 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2: 43600 lbf
d: 8.5000 in
B - Cone Width: 1.8125 in
PDF DC4840VW

Product Details

Series LM742700
Cone Part Number LM742749AA
Design Units Imperial
Cage Type Stamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1 168000 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2 43600 lbf
d 8.5000 in
B - Cone Width 1.8125 in
R - Cone Backface To Clear Radius3 0.350 in
da - Cone Frontface Backing Diameter 8.94 in
db - Cone Backface Backing Diameter 9.57 in
Ab - Cage-Cone Frontface Clearance 0.12 in
Aa - Cage-Cone Backface Clearance 0.18 in
a - Effective Center Location4 0.56 in
C90 - Dynamic Radial Rating (90 million revolutions)5 25000 lbf
C1 - Dynamic Radial Rating (1 million revolutions)6 96600 lbf
C0 - Static Radial Rating 200000 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)7 20600 lbf
K - Factor8 1.21
G1 - Heat Generation Factor (Roller-Raceway) 866.9
G2 - Heat Generation Factor (Rib-Roller End) 225.2
Cg - Geometry Factor 0.139
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