Specifications of TIMKEN Bearing 3381 - 3320-B
Specifications
| Series |
3300 |
| Cone Part Number |
3381 |
| Cup Part Number |
3320-B |
| Design Unit |
Inch |
| Bearing Weight |
2.2 lb1 Kg |
| Cage Material |
Stamped Steel |
Dimensions
| d – Bore |
1 1/2 in38.1 mm |
| D – Cup Outer Diameter |
3.1562 in80.167 mm |
| D1 – Flange Outer Diameter |
3.3396 in84.826 mm |
| B – Cone Width |
1.1965 in30.391 mm |
| C – Cup Width |
0.9375 in23.813 mm |
| C1 – Cup Flange Width |
0.1875 in4.763 mm |
| T1 – Bearing Width to Flange |
0.4063 in10.320 mm |
Abutment and Fillet Dimensions
| R – Cone Backface “To Clear” Radius1 |
0.14 in3.6 mm |
| r – Cup Backface “To Clear” Radius2 |
0.130 in3.3 mm |
| da – Cone Frontface Backing Diameter |
1.75 in44.5 mm |
| db – Cone Backface Backing Diameter |
2.01 in51 mm |
| Da – Cup Frontface Backing Diameter |
3.05 in77.47 mm |
| Ab – Cage-Cone Frontface Clearance |
0.07 in1.8 mm |
| Aa – Cage-Cone Backface Clearance |
0.06 in1.5 mm |
| a – Effective Center Location3 |
-0.43 in-10.9 mm |
