Timken 43125 – 43312-B
Tapered Roller Bearings - TSF (Tapered Single with Flange) Imperial
(BRAND)：TIMKEN
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Detailed data of
43125 – 43312-B
Specifications
Series
43000
Cone Part Number
43125
Cup Part Number
43312-B
Design Unit
Inch
Cage Material
Stamped Steel
Dimensions
d - Bore
31.750 mm
D - Cup Outer Diameter
79.375 mm
D1 - Flange Outer Diameter
84.811 mm
B - Cone Width
24.074 mm
C - Cup Width
17.463 mm
C1 - Cup Flange Width
5.558 mm
T1 - Bearing Width to Flange
13.495 mm
Abutment and Fillet Dimensions
R - Cone Backface "To Clear" Radius1
1.5 mm
r - Cup Backface "To Clear" Radius2
1.5 mm
da - Cone Frontface Backing Diameter
41.5 mm
db - Cone Backface Backing Diameter
44 mm
Da - Cup Frontface Backing Diameter
77.47 mm
Ab - Cage-Cone Frontface Clearance
3.3 mm
Aa - Cage-Cone Backface Clearance
2.5 mm
a - Effective Center Location3
-2 mm
Basic Load Ratings
C90 - Dynamic Radial Rating (90 million revolutions)4
23900 N
C1 - Dynamic Radial Rating (1 million revolutions)5
92000 N
C0 - Static Radial Rating
76200 N
C6
27300 N
Factors
K - Factor7
0.87
e - ISO Factor8
0.67
Y - ISO Factor9
0.9
G1 - Heat Generation Factor (Roller-Raceway)
16.8
G2 - Heat Generation Factor (Rib-Roller End)
7.6
Cg - Geometry Factor10
0.0774
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