Timken 6381/6321 Taper Roller Bearing
Timken 6381/6321 Taper Roller Bearing
- It is a type of rolling element bearing designed to handle both radial and axial loads.
- The main distinguishing feature of taper roller bearings is their tapered rollers.
- It consist of an inner ring, an outer ring, tapered rollers, and a cage that holds the rollers in position.
Product Specification:
| Part Number | 6381-6321 |
| System of Measurement | Inch |
| Type | Bearing |
| Cone Part Number | 6381 |
| Cup Part Number | 6321 |
| Bearing Type | Roller |
| Roller Bearing Type | Tapered Roller |
| For Load Direction | Combined Radial and Thrust |
| Construction | Single Row |
| Seal Type | Open |
| Cups Type | Standard |
| Series | 6300 |
| Bore Dia | 2.1649″ |
| Bore Dia Tolerance | +0.013″ to 0 |
| Outer Dia | 5.1875″ |
| Outer Dia Tolerance | +0.025″ to 0 |
| Cone Width | 2.205″ |
| Cone Width Tolerance | +0.076″ to -0.254″ |
| Cup Width | 1.75″ |
| Cup Width Tolerance | +0.051″ to -0.254″ |
| Width | 2.125″ |
| Width Tolerance | +0.203″ to 0 |
| Cone Backface ToClear Radius | 0.14″ |
| Cup Backface ToClear Radius | 0.130″ |
| Cone Frontface Backing Diameter | 2.76″ |
| Cone Backface Backing Diameter | 2.99″ |
| Cup Frontface Backing Diameter | 4.96″ |
| Cup Backface Backing Diameter | 4.53″ |
| Cage Cone Frontface Clearance | 0.05″ |
| Cage Cone Backface Clearance | 0.13″ |
| Effective Center Location | -0.76″ |
| Ring Material | 52100 Chrome Steel |
| Roller Material | 52100 Chrome Steel |
| Cage Material | Steel |
| Dynamic Radial Load | 72300 lbf |
| Static Radial Load | 90900 lbf |
| Dynamic Radial Rating(90 Million Revolutions)(C90) | 18700 lbf |
| Dynamic Thrust Rating(90 Million Revolutions)(Ca90) | 10400 lbf |
| Lubrication | Required |
| Temperature Range | -30° to 110 °C |
| ABEC Rating | ABEC-1 |
| Radial Clearance | Standard (Available in C3/C4/C5) |
| RoHS | Compliant |
| REACH | Compliant |
| Weight | 8.3 lb |
