Timken 21075 – 21212-B
Tapered Roller Bearings - TSF (Tapered Single with Flange) Imperial
(BRAND)：TIMKEN
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Detailed data of
21075 – 21212-B
Specifications
Series
21000
Cone Part Number
21075
Cup Part Number
21212-B
Design Unit
Inch
Cage Material
Stamped Steel
Dimensions
d - Bore
19.05 mm
D - Cup Outer Diameter
53.975 mm
D1 - Flange Outer Diameter
57.841 mm
B - Cone Width
21.839 mm
C - Cup Width
15.875 mm
C1 - Cup Flange Width
3.967 mm
T1 - Bearing Width to Flange
10.317 mm
Abutment and Fillet Dimensions
R - Cone Backface "To Clear" Radius1
1.5 mm
r - Cup Backface "To Clear" Radius2
2.3 mm
da - Cone Frontface Backing Diameter
26 mm
db - Cone Backface Backing Diameter
31.5 mm
Da - Cup Frontface Backing Diameter
52.58 mm
Ab - Cage-Cone Frontface Clearance
2.3 mm
Aa - Cage-Cone Backface Clearance
2.5 mm
a - Effective Center Location3
-5.8 mm
Basic Load Ratings
C90 - Dynamic Radial Rating (90 million revolutions)4
14300 N
C1 - Dynamic Radial Rating (1 million revolutions)5
55100 N
C0 - Static Radial Rating
42500 N
C6
14400 N
Factors
K - Factor7
0.99
e - ISO Factor8
0.59
Y - ISO Factor9
1.02
G1 - Heat Generation Factor (Roller-Raceway)
7
G2 - Heat Generation Factor (Rib-Roller End)
3.55
Cg - Geometry Factor10
0.0558
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