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Date: 2016-08-22

Timken 90334 - 90744 bearing stock, Dimensions, Drawing

Series 90000
Cone Part Number 90334
Cup Part Number 90744
Design Units Imperial
Bearing Weight 14.5000 lb
6.6000 Kg
Cage Type Stamped Steel
D - Cup Outer Diameter 7.4375 in
188.913 mm
d - Cone Bore 3.3465 in
85.001 mm
B - Cone Width 2.0772 in
52.761 mm
C - Cup Width 1.2500 in
31.750 mm
T - Bearing Width 2.0983 in
53.297 mm
Z - Number of Rollers Per Row 17
R - Cone Backface "To Clear" Radius1 0.140 in
3.560 mm
r - Cup Backface "To Clear" Radius2 0.130 in
3.30 mm
da - Cone Frontface Backing Diameter 5.12 in
112.01 mm
db - Cone Backface Backing Diameter 4.57 in
116.08 mm
Da - Cup Frontface Backing Diameter 7.09 in
180.09 mm
Db - Cup Backface Backing Diameter 6.34 in
161.04 mm
Ab - Cage-Cone Frontface Clearance -0.02 in
-0.51 mm
Aa - Cage-Cone Backface Clearance 0.53 in
13.46 mm
a - Effective Center Location3 0.41 in
10.40 mm
C90 - Dynamic Radial Rating (90 million revolutions)1 22300 lbf
99300 N
C1 - Dynamic Radial Rating (1 million revolutions)2 86100 lbf
383000 N
C0 - Static Radial Rating 88100 lbf
392000 N
Ca90 - Dynamic Thrust Rating (90 million revolutions)3 33100 lbf
147000 N
K - Factor1 0.67
e - ISO Factor2 0.87
Y - ISO Factor3 0.69
G1 - Heat Generation Factor (Roller-Raceway) 150
G2 - Heat Generation Factor (Rib-Roller End) 23.8
Cg - Geometry Factor 0.118



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