Timken NA66212 – 66462D
Tapered Roller Bearings - TNA (Tapered Double, non-adjustable) Imperial
(BRAND)：TIMKEN
(Availability)：In Stock
Detailed data of
NA66212 – 66462D
Specifications
Cone Part Number
NA66212
Cup Part Number
66462D
Design Unit
Inch
Dimensions
d - Bore
53.975 mm
D - Cup Outer Diameter
117.475 mm
T - Bearing Width across Cones
73.025 mm
C - Double Cup Width
53.975 mm
Abutment and Fillet Dimensions
R - Cone Backface "To Clear" Radius1
3.5 mm
r - Cup Backface "To Clear" Radius2
0.8 mm
db - Cone Backface Backing Diameter
73 mm
Da - Cup Frontface Backing Diameter
112.00 mm
Basic Load Ratings
C90 - Dynamic Radial Rating (90 million revolutions)3
38600 N
C1 - Dynamic Radial Rating (1 million revolutions)4
259000 N
C5
41400 N
C906
67200 N
Factors
K - Factor7
0.93
e - ISO Factor8
0.63
Y1 - ISO Factor9
1.08
Y2 - ISO Factor10
1.6
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