Timken 31317
Tapered Roller Bearings - TS (Tapered Single) Metric
(BRAND)：TIMKEN
(Availability)：In Stock
Specifications
Series
31317
Cone Part Number
X31317M
Cup Part Number
Y31317M
Design Unit
Metric
Cage Material
Stamped Steel
Related Assembly Number(s)
31317-9X241
Dimensions
d - Bore
85 mm
D - Cup Outer Diameter
180 mm
B - Cone Width
41 mm
C - Cup Width
28 mm
T - Bearing Width
44.5 mm
Abutment and Fillet Dimensions
R - Cone Backface "To Clear" Radius1
4 mm
r - Cup Backface "To Clear" Radius2
3 mm
da - Cone Frontface Backing Diameter
110 mm
db - Cone Backface Backing Diameter
120 mm
Da - Cup Frontface Backing Diameter
169 mm
Db - Cup Backface Backing Diameter
154 mm
Ab - Cage-Cone Frontface Clearance
5.6 mm
Aa - Cage-Cone Backface Clearance
8.1 mm
a - Effective Center Location3
11.9 mm
Basic Load Ratings
C90 - Dynamic Radial Rating (90 million revolutions)4
79900 N
C1 - Dynamic Radial Rating (1 million revolutions)5
308000 N
C0 - Static Radial Rating
366000 N
C6
113000 N
Factors
K - Factor7
0.71
e - ISO Factor8
0.83
Y - ISO Factor9
0.73
G1 - Heat Generation Factor (Roller-Raceway)
145.7
G2 - Heat Generation Factor (Rib-Roller End)
31.3
Cg - Geometry Factor10
0.109
