TIMKEN 18790-18720-B tapered bearings with Flange
Also known as : 18790-18720-B
- Inside Diameter: 50.8 mm
- Outside Diameter: 85.001 mm
- Width: 7.539 mm
- Basic dynamic load rating: 54.7 kN
- Basic static load rating: 67.5 kN
TIMKEN 18790-18720-B Bearing
TIMKEN 18790-18720-B Bearing details
| Series | 18700 |
|---|---|
| model | 18790-18720-B |
| Cone Part Number | 18790 |
| Cup Part Number | 18720-B |
| Design Units | Imperial |
| Cage Type | Stamped Steel |
| Bearing Weight |
0.900 Kg 2.00 lb |
| Dimensions | |
| d - Bore |
50.8 mm 2 in |
| D - Cup Outer Diameter |
85.001 mm 3.3465 in |
| D1 - Flange Outer Diameter |
88.570 mm 3.4870 in |
| B - Cone Width |
17.463 mm 0.6875 in |
| C - Cup Width |
13.495 mm 0.5313 in |
| C1 - Cup Flange Width |
3.571 mm 0.1406 in |
| T - Bearing Width to Flange |
7.539 mm 0.2968 in |
| T1 - Bearing Width |
17.463 mm 0.6875 in |
| Abutment and Fillet Dimensions | |
| R - Cone Backface "To Clear" Radius |
3.600 mm 0.14 in |
| r - Cup Backface "To Clear" Radius |
1.5 mm 0.06 in |
| da - Cone Frontface Backing Diameter |
55.90 mm 2.2 in |
| db - Cone Backface Backing Diameter |
62 mm 2.44 in |
| Da - Cup Frontface Backing Diameter |
82.04 mm 3.27 in |
| Ab - Cage-Cone Frontface Clearance |
2.3 mm 0.09 in |
| Aa - Cage-Cone Backface Clearance |
0.5 mm 0.02 in |
| a - Effective Center Location |
-0.8 mm -0.03 in |
| Basic Load Ratings | |
| C90 - Dynamic Radial Rating (90 million revolutions) |
14200 N 3190 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions) |
54700 N 12300 lbf |
| C0 - Static Radial Rating |
67500 N 15200 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions) |
9840 N 2210 lbf |
| Factors | |
| K - Factor | 1.44 |
| e - ISO Factor | 0.41 |
| Y - ISO Factor | 1.48 |
| G1 - Heat Generation Factor (Roller-Raceway) | 28.6 |
| G2 - Heat Generation Factor (Rib-Roller End) | 21.5 |
| Cg - Geometry Factor | 0.0789 |
As TIMKEN bearing distributor, Nodes bearings have TIMKEN 18790-18720-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.
