684 KOYO Single-row deep groove ball bearings
| Brand Name: |
KOYO |
| Model Number: |
684 |
| Series: |
15000 |
| Cone Part Number: |
15117X |
| Cup Part Number: |
15250 |
| Design Units: |
Imperial |
| Bearing Weight: |
0.30 Kg |
| Cage Type: |
Stamped Steel |
| d: |
30 mm |
| D: |
63.500 mm |
| PDF |
684 |
Product Details
| Series |
15000 |
| Cone Part Number |
15117X |
| Cup Part Number |
15250 |
| Design Units |
Imperial |
| Bearing Weight |
0.30 Kg |
| Cage Type |
Stamped Steel |
| d |
30 mm |
| D |
63.500 mm |
| B - Cone Width |
20.638 mm |
| C - Cup Width |
15.875 mm |
| B |
20.638 mm |
| R - Cone Backface To Clear Radius1 |
1.520 mm |
| r - Cup Backface To Clear Radius2 |
1.27 mm |
| da - Cone Frontface Backing Diameter |
35.05 mm |
| db - Cone Backface Backing Diameter |
37.08 mm |
| Da - Cup Frontface Backing Diameter |
59.44 mm |
| Db - Cup Backface Backing Diameter |
55.88 mm |
| Ab - Cage-Cone Frontface Clearance |
1.8 mm |
| Aa - Cage-Cone Backface Clearance |
0.8 mm |
| a - Effective Center Location3 |
-5.8 mm |
| C90 - Dynamic Radial Rating (90 million revolutions)4 |
3490 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions)5 |
13500 lbf |
| C0 - Static Radial Rating |
12100 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)6 |
2090 lbf |
| K - Factor7 |
1.67 |
| e - ISO Factor8 |
0.35 |
| Y - ISO Factor9 |
1.71 |
| G1 - Heat Generation Factor (Roller-Raceway) |
14.6 |
| G2 - Heat Generation Factor (Rib-Roller End) |
10 |
| Cg - Geometry Factor |
0.0606 |