Specifications of TIMKEN Bearing 864 - 854-B
Specifications
| Series |
855 |
| Cone Part Number |
864 |
| Cup Part Number |
854-B |
| Design Unit |
Inch |
| Bearing Weight |
16.5 lb7.50 Kg |
| Cage Material |
Stamped Steel |
Dimensions
| d – Bore |
3.75 in95.25 mm |
| D – Cup Outer Diameter |
7.5 in190.5 mm |
| D1 – Flange Outer Diameter |
7.8710 in199.923 mm |
| B – Cone Width |
2.2650 in57.531 mm |
| C – Cup Width |
1.7500 in44.450 mm |
| C1 – Cup Flange Width |
0.3750 in9.525 mm |
| T1 – Bearing Width to Flange |
0.8750 in22.225 mm |
Abutment and Fillet Dimensions
| R – Cone Backface “To Clear” Radius1 |
0.31 in7.9 mm |
| r – Cup Backface “To Clear” Radius2 |
0.130 in3.3 mm |
| da – Cone Frontface Backing Diameter |
4.25 in108 mm |
| db – Cone Backface Backing Diameter |
4.84 in123 mm |
| Da – Cup Frontface Backing Diameter |
6.86 in174.24 mm |
| Ab – Cage-Cone Frontface Clearance |
0.06 in1.5 mm |
| Aa – Cage-Cone Backface Clearance |
0.15 in3.8 mm |
| a – Effective Center Location3 |
-0.6 in-15.2 mm |
