Specifications of TIMKEN Bearing 9378 - 9320D
Specifications
Series |
9300 |
Cone Part Number |
9378 |
Cup Part Number |
9320D |
Design Unit |
Inch |
Bearing Weight |
27.26 lb12.367 Kg |
Cage Material |
Stamped Steel |
Dimensions
d – Bore |
3 in76.2 mm |
D – Cup Outer Diameter |
7 in177.8 mm |
B – Cone Width |
2 in50.8 mm |
C – Double Cup Width |
2.9375 in74.613 mm |
T – Bearing Width across Cones |
4.5624 in115.885 mm |
Abutment and Fillet Dimensions
R – Cone Backface “To Clear” Radius1 |
0.14 in3.6 mm |
r – Cup Backface “To Clear” Radius2 |
0.090 in2.3 mm |
db – Cone Backface Backing Diameter |
4.13 in105 mm |
Da – Cup Frontface Backing Diameter |
6.48 in164.59 mm |
Aa – Cage-Cone Backface Clearance |
0.44 in11.2 mm |
a – Effective Center Location3 |
0.05 in1.3 mm |
Basic Load Ratings
C90 – Dynamic Radial Rating (One-Row, 90 million revolutions)4 |
21200 lbf94100 N |
C1 – Dynamic Radial Rating (Two-Row, 1 million revolutions)5 |
142000 lbf632000 N |
C90(2) – Dynamic Radial Rating (Two-Row, 90 million revolutions)6 |
36800 lbf164000 N |
Ca90 – Dynamic Thrust Rating (90 million revolutions)7 |
27700 lbf123000 N |