TIMKEN 320-312 tapered roller bearings
Also known as : 320-312
- Inside Diameter: 22.225 mm
- Outside Diameter: 72.626 mm
- Width: 26.993 mm
- Basic dynamic load rating: 74.9 kN
- Basic static load rating: 74.8 kN
TIMKEN 320-312 Bearing
TIMKEN 320-312 Bearing details
Series | 315 |
---|---|
model | 320-312 |
Cone Part Number | 320 |
Cup Part Number | 312 |
Design Units | Imperial |
Cage Type | Stamped Steel |
Bearing Weight |
0.500 Kg 1.20 lb |
Dimensions | |
d - Bore |
22.225 mm 0.8750 in |
D - Cup Outer Diameter |
72.626 mm 2.8593 in |
B - Cone Width |
22.174 mm 0.8730 in |
C - Cup Width |
23.813 mm 0.9375 in |
T - Bearing Width |
26.993 mm 1.0627 in |
Abutment and Fillet Dimensions | |
R - Cone Backface "To Clear" Radius |
0.760 mm 0.03 in |
r - Cup Backface "To Clear" Radius |
3.30 mm 0.130 in |
da - Cone Frontface Backing Diameter |
29.97 mm 1.18 in |
db - Cone Backface Backing Diameter |
30.99 mm 1.22 in |
Da - Cup Frontface Backing Diameter |
67.10 mm 2.68 in |
Db - Cup Backface Backing Diameter |
62.99 mm 2.48 in |
Ab - Cage-Cone Frontface Clearance |
1 mm 0.04 in |
Aa - Cage-Cone Backface Clearance |
0.3 mm 0.01 in |
a - Effective Center Location |
-6.9 mm -0.27 in |
Basic Load Ratings | |
C90 - Dynamic Radial Rating (90 million revolutions) |
19400 N 4370 lbf |
C1 - Dynamic Radial Rating (1 million revolutions) |
74900 N 16800 lbf |
C0 - Static Radial Rating |
74800 N 16800 lbf |
Ca90 - Dynamic Thrust Rating (90 million revolutions) |
8370 N 1880 lbf |
Factors | |
K - Factor | 2.32 |
e - ISO Factor | 0.25 |
Y - ISO Factor | 2.38 |
G1 - Heat Generation Factor (Roller-Raceway) | 20.3 |
G2 - Heat Generation Factor (Rib-Roller End) | 7.9 |
Cg - Geometry Factor | 0.0602 |
TIMKEN 320-312 bearings, TS (Tapered Single) Imperial, Tapered roller bearings.