Technical data
Product specifications
Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.
Core specifications10 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Series | EX28092 | |
| Variant / construction | Radial SRB | |
| Bore diameter | d | 670 mm |
| Outside diameter | D | 1090 mm |
| Width | B | 336 mm |
| Basic dynamic load rating | C | 12800 kN |
| Basic static load rating | C0 | 23400 kN |
| Mass | ≈m | 1246.81 kg |
| Sealing | Open | |
| Cage | Brass cage |
Calculation Factors6 parameters
| Parameter | Symbol | Value |
|---|---|---|
| K Factor | 0.00 | |
| Y1 Factor | 2.31 | |
| Y2 Factor | 3.44 | |
| Y0 Factor | 2.26 | |
| E Factor | 0.29 | |
| Cg Factor | 0.1268 |
Manufacturer Identity9 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Brand | Timken | |
| Material Number | 000000000100169014 | |
| World Assembly Part Number | 231/670YMBW507C08 | |
| Inner Ring Part Number | 670ASDY31C02 | |
| Outer Ring Part Number | 670ESDC31W33W45C04 | |
| Drawing Number | M89220 | |
| Upc | 0087796370456 | |
| Official Source System | CORE BP - DS DF | |
| Official Last Run | 2026-08-23T20:02:47.837 |
Product Identity4 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Type Description | Radial SRB | |
| Construction | Spherical Roller Bearing | Imperial Series | 26.3780 in Bore | 42.9134 in OD | 13.2283 in Width | Open | Cylindrical Bore | Brass Cage | Special Clearance | Bearing contains application features | |
| Number Of Rows | 2 | |
| Tapered Bore | N |
Technical Data10 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Overall Width | 0.000 mm | |
| Radial Rating | 12,800,000 N | |
| Axial Rating | 0 N | |
| Dynamic Rating C1 | 12,800,000 N | |
| Dynamic Rating C90 | 0 N | |
| Dynamic Axial Rating Ca90 | 0 N | |
| Dynamic Axial Rating Ca1 | 0 N | |
| Static Radial Rating C0 | 23,400,000 N | |
| Extended Dynamic Rating Ce | 0 N | |
| Static Axial Rating C0A | 0 N |
