Timken NA357 – 353D
Tapered Roller Bearings - TNA (Tapered Double, non-adjustable) Imperial
(BRAND)：TIMKEN
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Detailed data of
NA357 – 353D
Specifications
Cone Part Number
NA357
Cup Part Number
353D
Design Unit
Inch
Dimensions
d - Bore
40 mm
D - Cup Outer Diameter
90.119 mm
T - Bearing Width across Cones
50.8 mm
C - Double Cup Width
44.450 mm
Abutment and Fillet Dimensions
R - Cone Backface "To Clear" Radius1
1.5 mm
r - Cup Backface "To Clear" Radius2
0.8 mm
db - Cone Backface Backing Diameter
49 mm
Da - Cup Frontface Backing Diameter
82.04 mm
Basic Load Ratings
C90 - Dynamic Radial Rating (90 million revolutions)3
21200 N
C1 - Dynamic Radial Rating (1 million revolutions)4
142000 N
C5
11100 N
C906
36900 N
Factors
K - Factor7
1.91
e - ISO Factor8
0.31
Y1 - ISO Factor9
2.2
Y2 - ISO Factor10
3.28
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