Timken 399A – 394A (X5S-399A – XC914-SD)
Tapered Roller Bearings - 2S (Matched Bearing Assembly, with snap ring spacer)
(BRAND)：TIMKEN
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Detailed data of
399A – 394A (X5S-399A – XC914-SD)
Specifications
Cone Part Number
399A
Cup Part Number
394A
Inner Spacer Part Number
X5S-399A
Outer Spacer Part Number
XC914-SD
Design Unit
Inch
Dimensions
d - Bore
68.263 mm
D - Cup Outer Diameter
110 mm
T - Width
49.433 mm
C - Width
43.083 mm
Snap Ring Diameter
114.05 mm
Snap Ring Width
5.54 mm
Abutment and Fillet Dimensions
R - Cone Backface "To Clear" Radius1
2.300 mm
r - Cup Backface "To Clear" Radius2
1.27 mm
db - Cone Backface Backing Diameter
78 mm
Da - Cup Frontface Backing Diameter
105.40 mm
Basic Load Ratings
C90 - Dynamic Radial Rating (90 million revolutions)
25600 N
C1 - Dynamic Radial Rating (1 million revolutions)3
172000 N
C4
17600 N
C905
44600 N
Factors
K - Factor6
1.45
e - ISO Factor7
0.4
Y1 - ISO Factor8
1.68
Y2 - ISO Factor9
2.5
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399A – 394A (X5S-399A – XC914-SD)
