Timken X31310M – Y31310M
Tapered Roller Bearings - TS (Tapered Single) Metric
(BRAND)：TIMKEN
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Specifications
Series
31310
Cone Part Number
X31310M
Cup Part Number
Y31310M
Design Unit
Metric
Cage Material
Stamped Steel
Related Assembly Number(s)
31310M-90KM1
Dimensions
d - Bore
50 mm
D - Cup Outer Diameter
110 mm
B - Cone Width
27.000 mm
C - Cup Width
19.000 mm
T - Bearing Width
29.250 mm
Abutment and Fillet Dimensions
R - Cone Backface "To Clear" Radius1
2.540 mm
r - Cup Backface "To Clear" Radius2
2.03 mm
da - Cone Frontface Backing Diameter
63 mm
db - Cone Backface Backing Diameter
75 mm
Da - Cup Frontface Backing Diameter
104.40 mm
Db - Cup Backface Backing Diameter
92.96 mm
Ab - Cage-Cone Frontface Clearance
4.6 mm
Aa - Cage-Cone Backface Clearance
4.3 mm
a - Effective Center Location3
5.6 mm
Basic Load Ratings
C90 - Dynamic Radial Rating (90 million revolutions)4
38200 N
C1 - Dynamic Radial Rating (1 million revolutions)5
147000 N
C0 - Static Radial Rating
132000 N
C6
54000 N
Factors
K - Factor7
0.71
e - ISO Factor8
0.83
Y - ISO Factor9
0.73
G1 - Heat Generation Factor (Roller-Raceway)
37.1
G2 - Heat Generation Factor (Rib-Roller End)
14.7
Cg - Geometry Factor10
0.069
