TIMKEN 2580-2523-S Tapered roller bearing
Also known as : 2580-2523-S
- Inside Diameter: 31.75 mm
- Outside Diameter: 69.85 mm
- Width: 23.813 mm
- Basic dynamic load rating: 83.7 kN
- Basic static load rating: 94.4 kN

TIMKEN 2580-2523-S
TIMKEN 2580-2523-S details
| Series | 2500 |
|---|---|
| model | 2580-2523-S |
| Cone Part Number | 2580 |
| Cup Part Number | 2523-S |
| Design Units | Imperial |
| Cage Type | Stamped Steel |
| Bearing Weight |
0.500 Kg 1.00 lb |
| Dimensions | |
| d - Bore |
31.750 mm 1.2500 in |
| D - Cup Outer Diameter |
69.850 mm 2.7500 in |
| B - Cone Width |
25.357 mm 0.9983 in |
| C - Cup Width |
19.050 mm 0.7500 in |
| T - Bearing Width |
23.813 mm 0.9375 in |
| Abutment and Fillet Dimensions | |
| R - Cone Backface "To Clear" Radius |
0.760 mm 0.03 in |
| r - Cup Backface "To Clear" Radius |
1.52 mm 0.06 in |
| da - Cone Frontface Backing Diameter |
37.59 mm 1.48 in |
| db - Cone Backface Backing Diameter |
38.61 mm 1.52 in |
| Da - Cup Frontface Backing Diameter |
65.00 mm 2.56 in |
| Db - Cup Backface Backing Diameter |
60.96 mm 2.40 in |
| Ab - Cage-Cone Frontface Clearance |
1.5 mm 0.06 in |
| Aa - Cage-Cone Backface Clearance |
0.5 mm 0.02 in |
| a - Effective Center Location |
-8.60 mm -0.34 in |
| Basic Load Ratings | |
| C90 - Dynamic Radial Rating (90 million revolutions) |
21700 N 4880 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions) |
83700 N 18800 lbf |
| C0 - Static Radial Rating |
94400 N 21200 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions) |
10200 N 2280 lbf |
| Factors | |
| K - Factor | 2.14 |
| e - ISO Factor | 0.27 |
| Y - ISO Factor | 2.19 |
| G1 - Heat Generation Factor (Roller-Raceway) | 23.6 |
| G2 - Heat Generation Factor (Rib-Roller End) | 9.63 |
| Cg - Geometry Factor | 0.0656 |
TIMKEN 2580-2523-S bearing cross reference

68450R/68709R
31.75 mmx 69.85 mmx 23.813 mm

H414245/H414210
31.75 mmx 69.85 mmx 23.813 mm

387/382A
31.75 mmx 69.85 mmx 23.813 mm

HM88630R/HM88610R
31.75 mmx 69.85 mmx 23.813 mm

02473R/02420R
31.75 mmx 69.85 mmx 23.813 mm

23100R/23256R
31.75 mmx 69.85 mmx 23.813 mm

387-384ED
31.75 mmx 69.85 mmx 23.813 mm

389-384DRB
31.75 mmx 69.85 mmx 23.813 mm

EE132083-132126D
31.75 mmx 69.85 mmx 23.813 mm

42362D - 42586
31.75 mmx 69.85 mmx 23.813 mm

L357049-L357019-B
31.75 mmx 69.85 mmx 23.813 mm



