SKF Bearing
NSK Bearing
FAG Bearing
TIMKEN Bearing
INA Bearing
NTN Bearing
KOYO Bearing
NACHI Bearing
Specifications
Series | TIMKEN Bearing 395 |
Cone Part Number | TIMKEN Bearing 392A |
Cup Part Number | TIMKEN Bearing 393C |
Design Unit | TIMKEN Bearing Inch |
Bearing Weight | TIMKEN Bearing 2.2 lb1.0 Kg |
Cage Material | TIMKEN Bearing Stamped Steel |
Dimensions
d – Bore | TIMKEN Bearing 2 7/16 in61.913 mm |
D – Cup Outer Diameter | TIMKEN Bearing 4.4680 in113.487 mm |
B – Cone Width | TIMKEN Bearing 0.8660 in21.996 mm |
C – Cup Width | TIMKEN Bearing 0.8060 in20.472 mm |
T – Bearing Width | TIMKEN Bearing 0.9310 in23.647 mm |
Abutment and Fillet Dimensions
| R – Cone Backface “To Clear” Radius1 | TIMKEN Bearing 0.16 in4.100 mm |
| r – Cup Backface “To Clear” Radius2 | TIMKEN Bearing 0.06 in1.52 mm |
da – Cone Frontface Backing Diameter | TIMKEN Bearing 2.72 in69 mm |
db – Cone Backface Backing Diameter | TIMKEN Bearing 2.99 in76 mm |
Da – Cup Frontface Backing Diameter | TIMKEN Bearing 4.18 in106.17 mm |
Db – Cup Backface Backing Diameter | TIMKEN Bearing 4.02 in102.11 mm |
Ab – Cage-Cone Frontface Clearance | TIMKEN Bearing 0.11 in2.8 mm |
Aa – Cage-Cone Backface Clearance | TIMKEN Bearing 0.05 in1.3 mm |
| a – Effective Center Location3 | TIMKEN Bearing -0.03 in-0.8 mm |
Basic Load Ratings
| C90 – Dynamic Radial Rating (90 million revolutions)4 | TIMKEN Bearing 5760 lbf25600 N |
| C1 – Dynamic Radial Rating (1 million revolutions)5 | TIMKEN Bearing 22200 lbf98900 N |
C0 – Static Radial Rating | TIMKEN Bearing 28100 lbf125000 N |
| Ca90 – Dynamic Thrust Rating (90 million revolutions)6 | TIMKEN Bearing 3970 lbf17600 N |
Factors
| K – Factor7 | TIMKEN Bearing 1.45 |
| e – ISO Factor8 | TIMKEN Bearing 0.4 |
| Y – ISO Factor9 | TIMKEN Bearing 1.49 |
G1 – Heat Generation Factor (Roller-Raceway) | TIMKEN Bearing 56 |
G2 – Heat Generation Factor (Rib-Roller End) | TIMKEN Bearing 21.4 |
| Cg – Geometry Factor10 | TIMKEN Bearing 0.0984 |
- 1 These maximum fillet radii will be cleared by the bearing corners.
- 2 These maximum fillet radii will be cleared by the bearing corners.
- 3 Negative value indicates effective center inside cone backface.
- 4 Based on 90 x 106 revolutions L10 life, for The Timken Company life calculation method. C90 and Ca90 are radial and thrust values.
- 5 Based on 1 x 106 revolutions L10 life, for the ISO life calculation method.
- 6 Based on 90 x 106 revolutions L10 life, for The Timken Company life calculation method. C90 and Ca90 are radial and thrust values for a single-row, C90(2) is the two-row radial value.
- 7 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
- 8 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
- 9 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
- 10 Geometry constant for Lubrication Life Adjustment Factor a3l.
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