TIMKEN 322-312 Bearing

TIMKEN 322-312 tapered roller bearings

Also known as : 322-312

• Inside Diameter: 29.972 mm
• Outside Diameter: 72.626 mm
• Width: 26.993 mm
• Basic dynamic load rating: 74.9 kN
• Basic static load rating: 74.8 kN

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TIMKEN 322-312 Bearing

Series	315
model	322-312
Cone Part Number	322
Cup Part Number	312
Design Units	Imperial
Cage Type	Stamped Steel
Bearing Weight	0.500 Kg 1.10 lb
Dimensions
d - Bore	29.972 mm 1.1800 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	36.07 mm 1.42 in
db - Cone Backface Backing Diameter	37.08 mm 1.46 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 322-312 bearings, TS (Tapered Single) Imperial, Tapered roller bearings.