Product specifications
Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.
Core specifications8 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Series | 315 | |
| Variant / construction | TS - Tapered Single | |
| Bore diameter | d | 25.4 mm |
| Outside diameter | D | 72.625 mm |
| Width | B | 26.987 mm |
| Basic dynamic load rating | C | 74.9 kN |
| Basic static load rating | C0 | 74.8 kN |
| Mass | ≈m | 0.52 kg |
Calculation Factors6 parameters
| Parameter | Symbol | Value |
|---|---|---|
| K Factor | 2.32 | |
| Y1 Factor | 2.38 | |
| Y2 Factor | -1.00 | |
| Y0 Factor | 1.31 | |
| E Factor | 0.25 | |
| Cg Factor | 0.0602 |
Manufacturer Identity7 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Brand | Timken | |
| Material Number | 100033839100032614 | |
| World Assembly Part Number | 315 / 312 | |
| Inner Ring Part Number | 315 | |
| Outer Ring Part Number | 312 | |
| Official Source System | TS_PREPAIR | |
| Official Last Run | 2026-08-23T00:00:00 |
Product Identity3 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Type Description | TS - Tapered Single | |
| Number Of Rows | 1 | |
| Tapered Bore | N |
Technical Data10 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Overall Width | 26.987 mm | |
| Radial Rating | 19,400 N | |
| Axial Rating | 8,370 N | |
| Dynamic Rating C1 | 74,900 N | |
| Dynamic Rating C90 | 19,400 N | |
| Dynamic Axial Rating Ca90 | 8,370 N | |
| Dynamic Axial Rating Ca1 | 32,300 N | |
| Static Radial Rating C0 | 74,800 N | |
| Extended Dynamic Rating Ce | 0 N | |
| Static Axial Rating C0A | 54,800 N |
