Timken 399A – 394AS (395LA)
Tapered Roller Bearings - TSL (DUO-FACE® Plus Seal) Imperial
(BRAND)：TIMKEN
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Specifications
Series
395
Cone Part Number
399A
Cup Part Number
394AS
Design Unit
Inch
Cage Material
Stamped Steel
Dimensions
d - Bore
68.263 mm
D - Cup Outer Diameter
110 mm
B - Cone Width
21.996 mm
C - Cup Width
18.824 mm
T - Bearing Width
21.999 mm
T1 - Total Width
23.218 mm
Abutment and Fillet Dimensions
R - Cone Backface "To Clear" Radius1
2.300 mm
r - Cup Backface "To Clear" Radius2
3.30 mm
da - Cone Frontface Backing Diameter
74 mm
db - Cone Backface Backing Diameter
78 mm
Da - Cup Frontface Backing Diameter
105.40 mm
Db - Cup Backface Backing Diameter
99.06 mm
Ab - Cage-Cone Frontface Clearance
2.8 mm
Aa - Cage-Cone Backface Clearance
1.3 mm
a - Effective Center Location3
-0.8 mm
Basic Load Ratings
C90 - Dynamic Radial Rating (90 million revolutions)4
25600 N
C1 - Dynamic Radial Rating (1 million revolutions)5
98900 N
C0 - Static Radial Rating
125000 N
C6
17600 N
Factors
K - Factor7
1.45
e - ISO Factor8
0.4
Y - ISO Factor9
1.49
Y1 - ISO Factor10
1.68
Y2 - ISO Factor11
2.5
G1 - Heat Generation Factor (Roller-Raceway)
56
G2 - Heat Generation Factor (Rib-Roller End)
21.4
Cg - Geometry Factor12
0.0984
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399A – 394AS (395LA)
