20 mm x 37 mm x 9 mm NSK 7904 A5 angular contact ball bearings
Our 20 mm x 37 mm x 9 mm highly-skilled and factory-trained service experts have the New energy Bearing Manufacturing Co., Ltd resources to help you with all your 20 mm x 37 mm x 9 mm NSK 7904 A5 angular contact ball bearings needs - including 23600 N Basic Static Radial Load Rating Co routine maintenance, major repairs, warranty service, and Angular Contact Ball Bearings equipment inspections.
What is 7904 A5 bearing cross reference？
| Brand Name |
NSK |
| Model Number |
7904 A5 |
| Min.Order Quantity |
1 pcs |
| Price |
Negotiable |
| PDF |
7904 A5 |
Product Details
| Series |
28000 |
| Cone Part Number |
28158 |
| Cup Part Number |
28300 |
| Design Units |
Imperial |
| Bearing Weight |
0.4 Kg |
| Cage Type |
Stamped Steel |
| d |
40 mm |
| D |
76.2 mm |
| B - Cone Width |
20.940 mm |
| C - Cup Width |
15.507 mm |
| B |
20.635 mm |
| R - Cone Backface To Clear Radius1 |
1.520 mm |
| r - Cup Backface To Clear Radius2 |
1.27 mm |
| da - Cone Frontface Backing Diameter |
44.96 mm |
| db - Cone Backface Backing Diameter |
47.5 mm |
| Da - Cup Frontface Backing Diameter |
71.88 mm |
| Db - Cup Backface Backing Diameter |
68.07 mm |
| Ab - Cage-Cone Frontface Clearance |
1.8 mm |
| Aa - Cage-Cone Backface Clearance |
1.5 mm |
| a - Effective Center Location3 |
-4.8 mm |
| C90 - Dynamic Radial Rating (90 million revolutions)4 |
4390 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions)5 |
16900 lbf |
| C0 - Static Radial Rating |
15500 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)6 |
3020 lbf |
| K - Factor7 |
1.45 |
| e - ISO Factor8 |
0.4 |
| Y - ISO Factor9 |
1.49 |
| G1 - Heat Generation Factor (Roller-Raceway) |
20.7 |
| G2 - Heat Generation Factor (Rib-Roller End) |
12.5 |
| Cg - Geometry Factor |
0.0709 |