Timken 399D – 393C
Tapered Roller Bearings - TDI (Tapered Double Inner) Imperial
(BRAND)：TIMKEN
(Availability)：In Stock
Specifications
Series
395
Cone Part Number
399D
Cup Part Number
393C
Design Unit
Inch
Cage Material
Stamped Steel
Dimensions
d - Bore
61.913 mm
D - Cup Outer Diameter
113.487 mm
B - Double Cone Width
55.550 mm
C - Cup Width
20.472 mm
T - Bearing Width across Cups
58.844 mm
Abutment and Fillet Dimensions
R - Cone Backface "To Clear" Radius1
0.800 mm
r - Cup Backface "To Clear" Radius2
1.52 mm
da - Cone Frontface Backing Diameter
70 mm
Db - Cup Backface Backing Diameter
102.11 mm
Ab - Cage-Cone Frontface Clearance
2.8 mm
Basic Load Ratings
C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)3
25600 N
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)4
172000 N
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)5
44600 N
C6
17600 N
Factors
K - Factor7
1.45
e - ISO Factor8
0.4
Y1 - ISO Factor9
1.68
Y2 - ISO Factor10
2.5
Cg - Geometry Factor11
0.0984
