Timken NA48290SW – 48220D
Tapered Roller Bearings - TDO (Tapered Double Outer) Imperial
(BRAND)：TIMKEN
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Specifications
Series
48200
Cone Part Number
NA48290SW
Cup Part Number
48220D
Design Unit
Inch
Cage Material
Stamped Steel
Dimensions
d - Bore
127 mm
D - Cup Outer Diameter
182.563 mm
B - Cone Width
46.83 mm
C - Double Cup Width
73.025 mm
T - Bearing Width across Cones
93.66 mm
Abutment and Fillet Dimensions
R - Cone Backface "To Clear" Radius1
3.556 mm
r - Cup Backface "To Clear" Radius2
0.8 mm
db - Cone Backface Backing Diameter
141 mm
Da - Cup Frontface Backing Diameter
176.02 mm
Aa - Cage-Cone Backface Clearance
5.6 mm
a - Effective Center Location3
-9.4 mm
Basic Load Ratings
C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)4
69400 N
C5
36300 N
Factors
K - Factor6
1.91
e - ISO Factor7
0.31
Y1 - ISO Factor8
2.21
Y2 - ISO Factor9
3.29
