12458 SKF DOUBLE LIP OIL SEAL SKF
Brand Name: | SKF |
Model Number: | 12458 |
Series: | 28000 |
Cone Part Number: | 28137 |
Cup Part Number: | 28300X |
Design Units: | Imperial |
Bearing Weight: | 0.4 Kg |
Cage Type: | Stamped Steel |
d: | 34.925 mm |
D: | 76.2 mm |
Product Details
Series | 28000 |
Cone Part Number | 28137 |
Cup Part Number | 28300X |
Design Units | Imperial |
Bearing Weight | 0.4 Kg |
Cage Type | Stamped Steel |
d | 34.925 mm |
D | 76.2 mm |
B - Cone Width | 20.940 mm |
C - Cup Width | 15.494 mm |
B | 20.622 mm |
R - Cone Backface To Clear Radius1 | 1.520 mm |
r - Cup Backface To Clear Radius2 | 1.52 mm |
da - Cone Frontface Backing Diameter | 40.89 mm |
db - Cone Backface Backing Diameter | 43.43 mm |
Da - Cup Frontface Backing Diameter | 71.88 mm |
Db - Cup Backface Backing Diameter | 68.07 mm |
Ab - Cage-Cone Frontface Clearance | 1.8 mm |
Aa - Cage-Cone Backface Clearance | 1.5 mm |
a - Effective Center Location3 | -4.8 mm |
C90 - Dynamic Radial Rating (90 million revolutions)4 | 4390 lbf |
C1 - Dynamic Radial Rating (1 million revolutions)5 | 16900 lbf |
C0 - Static Radial Rating | 15500 lbf |
Ca90 - Dynamic Thrust Rating (90 million revolutions)6 | 3020 lbf |
K - Factor7 | 1.45 |
e - ISO Factor8 | 0.4 |
Y - ISO Factor9 | 1.49 |
G1 - Heat Generation Factor (Roller-Raceway) | 20.7 |
G2 - Heat Generation Factor (Rib-Roller End) | 12.5 |
Cg - Geometry Factor | 0.0709 |