TIMKEN 687-672-B tapered bearings with Flange
Also known as : 687-672-B
- Inside Diameter: 101.6 mm
- Outside Diameter: 168.275 mm
- Width: 18.255 mm
- Basic dynamic load rating: 265 kN
- Basic static load rating: 386 kN
TIMKEN 687-672-B Bearing
TIMKEN 687-672-B Bearing details
| Series | 675 |
|---|---|
| model | 687-672-B |
| Cone Part Number | 687 |
| Cup Part Number | 672-B |
| Design Units | Imperial |
| Cage Type | Stamped Steel |
| Bearing Weight |
3.500 Kg 7.70 lb |
| Dimensions | |
| d - Bore |
101.600 mm 4.0000 in |
| D - Cup Outer Diameter |
168.275 mm 6.6250 in |
| D1 - Flange Outer Diameter |
175.336 mm 6.9030 in |
| B - Cone Width |
41.275 mm 1.6250 in |
| C - Cup Width |
30.163 mm 1.1875 in |
| C1 - Cup Flange Width |
7.142 mm 0.2812 in |
| T - Bearing Width to Flange |
18.255 mm 0.7187 in |
| T1 - Bearing Width |
41.275 mm 1.6250 in |
| Abutment and Fillet Dimensions | |
| R - Cone Backface "To Clear" Radius |
3.600 mm 0.14 in |
| r - Cup Backface "To Clear" Radius |
3.30 mm 0.130 in |
| da - Cone Frontface Backing Diameter |
112 mm 4.41 in |
| db - Cone Backface Backing Diameter |
118.10 mm 4.65 in |
| Da - Cup Frontface Backing Diameter |
160.02 mm 6.34 in |
| Ab - Cage-Cone Frontface Clearance |
3 mm 0.12 in |
| Aa - Cage-Cone Backface Clearance |
4.3 mm 0.17 in |
| a - Effective Center Location |
-2.8 mm -0.11 in |
| Basic Load Ratings | |
| C90 - Dynamic Radial Rating (90 million revolutions) |
68600 N 15400 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions) |
265000 N 59500 lbf |
| C0 - Static Radial Rating |
386000 N 86700 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions) |
55300 N 12400 lbf |
| Factors | |
| K - Factor | 1.24 |
| e - ISO Factor | 0.47 |
| Y - ISO Factor | 1.28 |
| G1 - Heat Generation Factor (Roller-Raceway) | 182 |
| G2 - Heat Generation Factor (Rib-Roller End) | 37.2 |
| Cg - Geometry Factor | 0.106 |
As TIMKEN bearing distributor, Nodes bearings have TIMKEN 687-672-B bearings in stock, TSF (Tapered Single with Flange) Imperial , Tapered roller bearings.
Like the TS bearing design, the TSF design consists of two main separable parts: the cone (inner ring) assembly and the cup (outer ring). It is typically mounted in opposing pairs on a shaft. TSF bearings have flanged cups to facilitate axial location and accurately align seals in through-bored housings.
