55 mm x 120 mm x 29 mm KOYO 7311B angular contact ball bearings
With over 55 mm x 120 mm x 29 mm 10170 full-service stores, our 55 mm x 120 mm x 29 mm KOYO 7311B angular contact ball bearings inventory is extensive 85 Bore Diameter (mm) and our parts are priced Huaxin Bearing Co., Ltd right. within 24 hours. M10x1 Thread (G) This helps you maximize your productivity by saving time and your hard-earned dollars.
Brand Name |
KOYO |
Model Number |
7311B |
Min.Order Quantity |
1 pcs |
Price |
Negotiable |
PDF |
7311B |
Product Details
Series | 203000 |
Cone Part Number | EE203130 |
Cup Part Number | 203190 |
Design Units | Imperial |
Bearing Weight | 35.8 Kg |
Cage Type | Stamped Steel |
d | 330.200 mm |
D | 482.600 mm |
B - Cone Width | 63.5 mm |
C - Cup Width | 44.450 mm |
B | 66.675 mm |
R - Cone Backface To Clear Radius1 | 6.860 mm |
r - Cup Backface To Clear Radius2 | 6.86 mm |
da - Cone Frontface Backing Diameter | 354.08 mm |
db - Cone Backface Backing Diameter | 363.98 mm |
Da - Cup Frontface Backing Diameter | 457.20 mm |
Db - Cup Backface Backing Diameter | 449.07 mm |
Ab - Cage-Cone Frontface Clearance | 7.4 mm |
Aa - Cage-Cone Backface Clearance | 14.5 mm |
a - Effective Center Location3 | 16.3 mm |
C90 - Dynamic Radial Rating (90 million revolutions)4 | 59900 lbf |
C1 - Dynamic Radial Rating (1 million revolutions)5 | 231000 lbf |
C0 - Static Radial Rating | 398000 lbf |
Ca90 - Dynamic Thrust Rating (90 million revolutions)6 | 42700 lbf |
K - Factor7 | 1.4 |
e - ISO Factor8 | 0.42 |
Y - ISO Factor9 | 1.44 |
G1 - Heat Generation Factor (Roller-Raceway) | 2140 |
G2 - Heat Generation Factor (Rib-Roller End) | 336 |
Cg - Geometry Factor | 0.178 |