Timken 31328X
Tapered Roller Bearings - TS (Tapered Single) Metric
(BRAND)：TIMKEN
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Specifications
Series
31328X
Cone Part Number
X31328X
Cup Part Number
Y31328X
Design Unit
Metric
Cage Material
Stamped Steel
Related Assembly Number(s)
31328X-90KM1
Dimensions
d - Bore
140 mm
D - Cup Outer Diameter
300 mm
B - Cone Width
70 mm
C - Cup Width
47 mm
T - Bearing Width
77 mm
Abutment and Fillet Dimensions
R - Cone Backface "To Clear" Radius1
5 mm
r - Cup Backface "To Clear" Radius2
4 mm
da - Cone Frontface Backing Diameter
171 mm
db - Cone Backface Backing Diameter
199 mm
Da - Cup Frontface Backing Diameter
280.4 mm
Db - Cup Backface Backing Diameter
257 mm
Ab - Cage-Cone Frontface Clearance
9.7 mm
Aa - Cage-Cone Backface Clearance
16.5 mm
a - Effective Center Location3
16.5 mm
Basic Load Ratings
C90 - Dynamic Radial Rating (90 million revolutions)4
233000 N
C1 - Dynamic Radial Rating (1 million revolutions)5
900000 N
C0 - Static Radial Rating
1020000 N
C6
330000 N
Factors
K - Factor7
0.71
e - ISO Factor8
0.83
Y - ISO Factor9
0.73
G1 - Heat Generation Factor (Roller-Raceway)
424.5
G2 - Heat Generation Factor (Rib-Roller End)
45.2
Cg - Geometry Factor10
0.129
