71FC55400BK KOYO Four-row cylindrical roller bearings
Brand Name: | KOYO |
Model Number: | 71FC55400BK |
Series: | 128000 |
Cone Part Number: | EE128111 |
Design Units: | Imperial |
Cage Type: | Stamped Steel |
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1: | 340000 lbf |
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2: | 88100 lbf |
d: | 11.0312 in |
B - Cone Width: | 2.6643 in |
Product Details
Series | 128000 |
Cone Part Number | EE128111 |
Design Units | Imperial |
Cage Type | Stamped Steel |
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1 | 340000 lbf |
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2 | 88100 lbf |
d | 11.0312 in |
B - Cone Width | 2.6643 in |
R - Cone Backface To Clear Radius3 | 0.270 in |
da - Cone Frontface Backing Diameter | 12.09 in |
db - Cone Backface Backing Diameter | 12.17 in |
Ab - Cage-Cone Frontface Clearance | 0.09 in |
Aa - Cage-Cone Backface Clearance | 0.29 in |
a - Effective Center Location4 | 0.26 in |
C90 - Dynamic Radial Rating (90 million revolutions)5 | 50600 lbf |
C1 - Dynamic Radial Rating (1 million revolutions)6 | 195000 lbf |
C0 - Static Radial Rating | 374000 lbf |
Ca90 - Dynamic Thrust Rating (90 million revolutions)7 | 33400 lbf |
K - Factor8 | 1.51 |
G1 - Heat Generation Factor (Roller-Raceway) | 1622.7 |
G2 - Heat Generation Factor (Rib-Roller End) | 240.4 |
Cg - Geometry Factor | 0.159 |