CR9878 SKF DOUBLE LIP OIL SEAL SKF
Brand Name: |
SKF |
Model Number: |
CR9878 |
Series: |
28000 |
Cone Part Number: |
28158 |
Cup Part Number: |
28315 |
Design Units: |
Imperial |
Bearing Weight: |
0.4 Kg |
Cage Type: |
Stamped Steel |
d: |
40 mm |
D: |
80 mm |
Product Details
Series |
28000 |
Cone Part Number |
28158 |
Cup Part Number |
28315 |
Design Units |
Imperial |
Bearing Weight |
0.4 Kg |
Cage Type |
Stamped Steel |
d |
40 mm |
D |
80 mm |
B - Cone Width |
20.940 mm |
C - Cup Width |
15.875 mm |
B |
21.006 mm |
R - Cone Backface To Clear Radius1 |
1.520 mm |
r - Cup Backface To Clear Radius2 |
1.52 mm |
da - Cone Frontface Backing Diameter |
44.96 mm |
db - Cone Backface Backing Diameter |
47.5 mm |
Da - Cup Frontface Backing Diameter |
73.90 mm |
Db - Cup Backface Backing Diameter |
69.09 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 |