TIMKEN 478-472-B Tapered roller bearing
Also known as : 478-472-B
- Inside Diameter: 65.001 mm
- Outside Diameter: 120 mm
- Width: 11.095 mm
- Basic dynamic load rating: 143 kN
- Basic static load rating: 186 kN
TIMKEN 478-472-B
TIMKEN 478-472-B details
| Series | 475 |
|---|---|
| model | 478-472-B |
| Cone Part Number | 478 |
| Cup Part Number | 472-B |
| Design Units | Imperial |
| Cage Type | Stamped Steel |
| Bearing Weight |
1.500 Kg 3.30 lb |
| Dimensions | |
| d - Bore |
65.001 mm 2.5591 in |
| D - Cup Outer Diameter |
120.000 mm 4.7244 in |
| D1 - Flange Outer Diameter |
125.435 mm 4.9384 in |
| B - Cone Width |
29.007 mm 1.1420 in |
| C - Cup Width |
24.237 mm 0.9542 in |
| C1 - Cup Flange Width |
5.537 mm 0.2180 in |
| T - Bearing Width to Flange |
11.095 mm 0.4368 in |
| T1 - Bearing Width |
29.794 mm 1.1730 in |
| Abutment and Fillet Dimensions | |
| R - Cone Backface "To Clear" Radius |
2.300 mm 0.090 in |
| r - Cup Backface "To Clear" Radius |
0.80 mm 0.030 in |
| da - Cone Frontface Backing Diameter |
72.9 mm 2.87 in |
| db - Cone Backface Backing Diameter |
77 mm 3.03 in |
| Da - Cup Frontface Backing Diameter |
115.82 mm 4.56 in |
| Ab - Cage-Cone Frontface Clearance |
3 mm 0.12 in |
| Aa - Cage-Cone Backface Clearance |
1 mm 0.04 in |
| a - Effective Center Location |
-4.1 mm -0.16 in |
| Basic Load Ratings | |
| C90 - Dynamic Radial Rating (90 million revolutions) |
37200 N 8360 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions) |
143000 N 32200 lbf |
| C0 - Static Radial Rating |
186000 N 41900 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions) |
24500 N 5500 lbf |
| Factors | |
| K - Factor | 1.52 |
| e - ISO Factor | 0.38 |
| Y - ISO Factor | 1.56 |
| G1 - Heat Generation Factor (Roller-Raceway) | 77.2 |
| G2 - Heat Generation Factor (Rib-Roller End) | 23 |
| Cg - Geometry Factor | 0.108 |
TIMKEN 478-472-B bearing cross reference
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65.001 mmx 120 mmx 11.095 mm
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65.001 mmx 120 mmx 11.095 mm
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65.001 mmx 120 mmx 11.095 mm
HM88630R/HM88610R
65.001 mmx 120 mmx 11.095 mm
02473R/02420R
65.001 mmx 120 mmx 11.095 mm
23100R/23256R
65.001 mmx 120 mmx 11.095 mm
387-384ED
65.001 mmx 120 mmx 11.095 mm
389-384DRB
65.001 mmx 120 mmx 11.095 mm
EE132083-132126D
65.001 mmx 120 mmx 11.095 mm
42362D - 42586
65.001 mmx 120 mmx 11.095 mm
L357049-L357019-B
65.001 mmx 120 mmx 11.095 mm
