Timken 48393D – 48328
Tapered Roller Bearings - TDI (Tapered Double Inner) Imperial
(BRAND)：TIMKEN
(Availability)：In Stock
Specifications
Series
48300
Cone Part Number
48393D
Cup Part Number
48328
Design Unit
Inch
Cage Material
Stamped Steel
Dimensions
d - Bore
136.525 mm
D - Cup Outer Diameter
203.2 mm
B - Double Cone Width
77.788 mm
C - Cup Width
33.338 mm
T - Bearing Width across Cups
77.785 mm
Abutment and Fillet Dimensions
R - Cone Backface "To Clear" Radius1
1.5 mm
r - Cup Backface "To Clear" Radius2
3.30 mm
da - Cone Frontface Backing Diameter
144 mm
Db - Cup Backface Backing Diameter
182.12 mm
Ab - Cage-Cone Frontface Clearance
2 mm
Basic Load Ratings
C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)3
73300 N
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)4
492000 N
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)5
128000 N
C6
40300 N
Factors
K - Factor7
1.82
e - ISO Factor8
0.32
Y1 - ISO Factor9
2.1
Y2 - ISO Factor10
3.13
Cg - Geometry Factor11
0.121
