Technical data
Product specifications
Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.
Core specifications11 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Series | 71000 | |
| Variant / construction | TSF - Tapered Single Flanged | |
| Bore diameter | d | 114.3 mm |
| Outside diameter | D | 190.5 mm |
| Width | B | 20.638 mm |
| Basic dynamic load rating | C | 364 kN |
| Basic static load rating | C0 | 543 kN |
| Mass | ≈m | 5.31 kg |
| Precision class | ABMA Class 0 | |
| Sealing | Open | |
| Cage | Steel cage |
Calculation Factors6 parameters
| Parameter | Symbol | Value |
|---|---|---|
| K Factor | 1.40 | |
| Y1 Factor | 1.44 | |
| Y2 Factor | 0.00 | |
| Y0 Factor | 0.79 | |
| E Factor | 0.42 | |
| Cg Factor | 0.1156 |
Manufacturer Identity9 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Brand | Timken | |
| Material Number | 000000000100142130 | |
| World Assembly Part Number | 71450_71750-B | |
| Inner Ring Part Number | 71450 | |
| Outer Ring Part Number | 71750-B | |
| Drawing Number | A-2841 | |
| Upc | 0053893382777 | |
| Official Source System | CORE BP - DS DF | |
| Official Last Run | 2026-08-23T20:02:46.31 |
Product Identity4 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Type Description | TSF - Tapered Single Flanged | |
| Construction | Precision Tapered Roller Bearing Assembly | Imperial Series | 4.5000 in Bore | 7.5000 in OD | 1.8750 in Width | Open | Cylindrical Bore | Steel Cage | Precision ABMA Class 0 | |
| Number Of Rows | 1 | |
| Tapered Bore | N |
Technical Data10 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Overall Width | 51.712 mm | |
| Radial Rating | 94,300 N | |
| Axial Rating | 67,100 N | |
| Dynamic Rating C1 | 364,000 N | |
| Dynamic Rating C90 | 94,300 N | |
| Dynamic Axial Rating Ca90 | 67,100 N | |
| Dynamic Axial Rating Ca1 | 259,000 N | |
| Static Radial Rating C0 | 543,000 N | |
| Extended Dynamic Rating Ce | 0 N | |
| Static Axial Rating C0A | 658,000 N |
