Timken 3191 – 3120-B
Tapered Roller Bearings - TSF (Tapered Single with Flange) Imperial
(BRAND)：TIMKEN
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Specifications
Series
3100
Cone Part Number
3191
Cup Part Number
3120-B
Design Unit
Inch
Cage Material
Stamped Steel
Dimensions
d - Bore
30.163 mm
D - Cup Outer Diameter
72.626 mm
D1 - Flange Outer Diameter
77.300 mm
B - Cone Width
29.997 mm
C - Cup Width
23.813 mm
C1 - Cup Flange Width
4.763 mm
T1 - Bearing Width to Flange
11.112 mm
Abutment and Fillet Dimensions
R - Cone Backface "To Clear" Radius1
3.600 mm
r - Cup Backface "To Clear" Radius2
3.30 mm
da - Cone Frontface Backing Diameter
38.5 mm
db - Cone Backface Backing Diameter
44.5 mm
Da - Cup Frontface Backing Diameter
69.60 mm
Ab - Cage-Cone Frontface Clearance
1.5 mm
Aa - Cage-Cone Backface Clearance
0.8 mm
a - Effective Center Location3
-10.2 mm
Basic Load Ratings
C90 - Dynamic Radial Rating (90 million revolutions)4
24600 N
C1 - Dynamic Radial Rating (1 million revolutions)5
94800 N
C0 - Static Radial Rating
102000 N
C6
14000 N
Factors
K - Factor7
1.76
e - ISO Factor8
0.33
Y - ISO Factor9
1.8
G1 - Heat Generation Factor (Roller-Raceway)
23.4
G2 - Heat Generation Factor (Rib-Roller End)
8.76
Cg - Geometry Factor10
0.0697
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