TIMKEN 15578-15522A Tapered roller bearing
Also known as : 15578-15522A
- Inside Diameter: 25.4 mm
- Outside Diameter: 59.53 mm
- Width: 19.449 mm
- Basic dynamic load rating: 54.5 kN
- Basic static load rating: 50.1 kN

TIMKEN 15578-15522A
TIMKEN 15578-15522A details
| Series | 15500 |
|---|---|
| model | 15578-15522A |
| Cone Part Number | 15578 |
| Cup Part Number | 15522A |
| Design Units | Imperial |
| Cage Type | Stamped Steel |
| Bearing Weight |
0.200 Kg 0.60 lb |
| Dimensions | |
| d - Bore |
25.400 mm 1.0000 in |
| D - Cup Outer Diameter |
59.530 mm 2.3437 in |
| B - Cone Width |
17.463 mm 0.6875 in |
| C - Cup Width |
15.083 mm 0.5938 in |
| T - Bearing Width |
19.449 mm 0.7657 in |
| Abutment and Fillet Dimensions | |
| R - Cone Backface "To Clear" Radius |
1.270 mm 0.050 in |
| r - Cup Backface "To Clear" Radius |
3.30 mm 0.130 in |
| da - Cone Frontface Backing Diameter |
30.48 mm 1.20 in |
| db - Cone Backface Backing Diameter |
32.51 mm 1.28 in |
| Da - Cup Frontface Backing Diameter |
55.10 mm 2.17 in |
| Db - Cup Backface Backing Diameter |
49.53 mm 1.95 in |
| Ab - Cage-Cone Frontface Clearance |
2.5 mm 0.1 in |
| Aa - Cage-Cone Backface Clearance |
0 mm 0 in |
| a - Effective Center Location |
-5.10 mm -0.20 in |
| Basic Load Ratings | |
| C90 - Dynamic Radial Rating (90 million revolutions) |
14100 N 3180 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions) |
54500 N 12300 lbf |
| C0 - Static Radial Rating |
50100 N 11300 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions) |
8380 N 1880 lbf |
| Factors | |
| K - Factor | 1.69 |
| e - ISO Factor | 0.35 |
| Y - ISO Factor | 1.73 |
| G1 - Heat Generation Factor (Roller-Raceway) | 12.7 |
| G2 - Heat Generation Factor (Rib-Roller End) | 10.3 |
| Cg - Geometry Factor | 0.0577 |
TIMKEN 15578-15522A bearing cross reference

68450R/68709R
25.4 mmx 59.53 mmx 19.449 mm

H414245/H414210
25.4 mmx 59.53 mmx 19.449 mm

387/382A
25.4 mmx 59.53 mmx 19.449 mm

HM88630R/HM88610R
25.4 mmx 59.53 mmx 19.449 mm

02473R/02420R
25.4 mmx 59.53 mmx 19.449 mm

23100R/23256R
25.4 mmx 59.53 mmx 19.449 mm

387-384ED
25.4 mmx 59.53 mmx 19.449 mm

389-384DRB
25.4 mmx 59.53 mmx 19.449 mm

EE132083-132126D
25.4 mmx 59.53 mmx 19.449 mm

42362D - 42586
25.4 mmx 59.53 mmx 19.449 mm

L357049-L357019-B
25.4 mmx 59.53 mmx 19.449 mm



