Timken 31320X
Tapered Roller Bearings - TS (Tapered Single) Metric
(BRAND)：TIMKEN
(Availability)：In Stock
Specifications
Series
31320X
Cone Part Number
X31320XM
Cup Part Number
Y31320XM
Design Unit
Metric
Cage Material
Stamped Steel
Related Assembly Number(s)
31320XM-90KA2
Dimensions
d - Bore
100 mm
D - Cup Outer Diameter
215 mm
B - Cone Width
51 mm
C - Cup Width
35 mm
T - Bearing Width
56.5 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
122.9 mm
db - Cone Backface Backing Diameter
144 mm
Da - Cup Frontface Backing Diameter
202 mm
Db - Cup Backface Backing Diameter
183.9 mm
Ab - Cage-Cone Frontface Clearance
8.6 mm
Aa - Cage-Cone Backface Clearance
9.7 mm
a - Effective Center Location3
11.4 mm
Basic Load Ratings
C90 - Dynamic Radial Rating (90 million revolutions)4
114000 N
C1 - Dynamic Radial Rating (1 million revolutions)5
441000 N
C0 - Static Radial Rating
526000 N
C6
161000 N
Factors
K - Factor7
0.71
e - ISO Factor8
0.83
Y - ISO Factor9
0.73
G1 - Heat Generation Factor (Roller-Raceway)
196.1
G2 - Heat Generation Factor (Rib-Roller End)
30.1
Cg - Geometry Factor10
0.12
