Specifications of TIMKEN Bearing 390A - 394AB
Specifications
| Series |
395 |
| Cone Part Number |
390A |
| Cup Part Number |
394AB |
| Design Unit |
Inch |
| Bearing Weight |
1.9 lb0.9 Kg |
| Cage Material |
Stamped Steel |
Dimensions
| d – Bore |
2.5 in63.5 mm |
| D – Cup Outer Diameter |
4.3307 in110 mm |
| D1 – Flange Outer Diameter |
4.5147 in114.673 mm |
| B – Cone Width |
0.8660 in21.996 mm |
| C – Cup Width |
0.7411 in18.824 mm |
| C1 – Cup Flange Width |
0.1870 in4.750 mm |
| T1 – Bearing Width to Flange |
0.3120 in7.925 mm |
Abutment and Fillet Dimensions
| R – Cone Backface “To Clear” Radius1 |
0.06 in1.5 mm |
| r – Cup Backface “To Clear” Radius2 |
0.050 in1.30 mm |
| da – Cone Frontface Backing Diameter |
2.76 in70 mm |
| db – Cone Backface Backing Diameter |
2.87 in73 mm |
| Da – Cup Frontface Backing Diameter |
4.18 in105.92 mm |
| Ab – Cage-Cone Frontface Clearance |
0.11 in2.8 mm |
| Aa – Cage-Cone Backface Clearance |
0.05 in1.3 mm |
| a – Effective Center Location3 |
-0.03 in-0.8 mm |
