Specifications of TIMKEN Bearing 2689 - 2631-B
Specifications
| Series |
2600 |
| Cone Part Number |
2689 |
| Cup Part Number |
2631-B |
| Design Unit |
Inch |
| Bearing Weight |
0.70 lb0.3 Kg |
| Cage Material |
Stamped Steel |
Dimensions
| d – Bore |
1.125 in28.575 mm |
| D – Cup Outer Diameter |
2.6150 in66.421 mm |
| D1 – Flange Outer Diameter |
2.7670 in70.282 mm |
| B – Cone Width |
1.0013 in25.433 mm |
| C – Cup Width |
0.7500 in19.050 mm |
| C1 – Cup Flange Width |
0.1560 in3.962 mm |
| T1 – Bearing Width to Flange |
0.3435 in8.725 mm |
Abutment and Fillet Dimensions
| R – Cone Backface “To Clear” Radius1 |
0.05 in1.3 mm |
| r – Cup Backface “To Clear” Radius2 |
0.03 in0.8 mm |
| da – Cone Frontface Backing Diameter |
1.42 in36 mm |
| db – Cone Backface Backing Diameter |
1.48 in37.5 mm |
| Da – Cup Frontface Backing Diameter |
2.46 in62.48 mm |
| Ab – Cage-Cone Frontface Clearance |
0.06 in1.5 mm |
| Aa – Cage-Cone Backface Clearance |
0.01 in0.3 mm |
| a – Effective Center Location3 |
-0.37 in-9.4 mm |
