Specifications of TIMKEN Bearing A4059 - A4138-B
Specifications
| Series |
A4000 |
| Cone Part Number |
A4059 |
| Cup Part Number |
A4138-B |
| Design Unit |
Inch |
| Bearing Weight |
0.1 lb0.1 Kg |
| Cage Material |
Stamped Steel |
Dimensions
| d – Bore |
0.5901 in14.989 mm |
| D – Cup Outer Diameter |
1.3775 in34.989 mm |
| D1 – Flange Outer Diameter |
1.4985 in38.062 mm |
| B – Cone Width |
0.4326 in10.988 mm |
| C – Cup Width |
0.3437 in8.730 mm |
| C1 – Cup Flange Width |
0.0930 in2.362 mm |
| T1 – Bearing Width to Flange |
0.1823 in4.630 mm |
Abutment and Fillet Dimensions
| R – Cone Backface “To Clear” Radius1 |
0.03 in0.8 mm |
| r – Cup Backface “To Clear” Radius2 |
0.050 in1.30 mm |
| da – Cone Frontface Backing Diameter |
0.75 in19 mm |
| db – Cone Backface Backing Diameter |
0.77 in19.5 mm |
| Da – Cup Frontface Backing Diameter |
1.34 in33.53 mm |
| Ab – Cage-Cone Frontface Clearance |
0.07 in1.8 mm |
| Aa – Cage-Cone Backface Clearance |
0 in0 mm |
| a – Effective Center Location3 |
-0.1 in-2.5 mm |
