145 mm x 225 mm x 156 mm NTN 4R2908 cylindrical roller bearings
145 mm x 225 mm x 156 mm NTN 4R2908 cylindrical roller bearings 145 mm x 225 mm x 156 mm SEARCH - Huaxin Bearing Co., Ltd Whether it's agriculture or construction equipment your working on, Has 0.0 Inventory theCylindrical Roller Bearings you need.
What is 4R2908 bearing cross reference?
Brand Name |
NTN |
Model Number |
4R2908 |
Min.Order Quantity |
1 pcs |
Price |
Negotiable |
PDF |
4R2908 |
Product Details
Series | 39500 |
Cone Part Number | 39590 |
Design Units | Imperial |
Cage Type | Stamped Steel |
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1 | 65300 lbf |
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2 | 16900 lbf |
d | 2.6250 in |
B - Cone Width | 1.1875 in |
R - Cone Backface To Clear Radius3 | 0.14 in |
da - Cone Frontface Backing Diameter | 2.95 in |
db - Cone Backface Backing Diameter | 3.23 in |
Ab - Cage-Cone Frontface Clearance | 0.13 in |
Aa - Cage-Cone Backface Clearance | 0.05 in |
a - Effective Center Location4 | -0.26 in |
C90 - Dynamic Radial Rating (90 million revolutions)5 | 9730 lbf |
C1 - Dynamic Radial Rating (1 million revolutions)6 | 37500 lbf |
C0 - Static Radial Rating | 50300 lbf |
Ca90 - Dynamic Thrust Rating (90 million revolutions)7 | 5650 lbf |
K - Factor8 | 1.72 |
G1 - Heat Generation Factor (Roller-Raceway) | 84.3 |
G2 - Heat Generation Factor (Rib-Roller End) | 23.7 |
Cg - Geometry Factor | 0.107 |