Timken X30207 – Y30207
Tapered Roller Bearings - TS (Tapered Single) Metric
(BRAND)：TIMKEN
(Availability)：In Stock
Specifications
Series
30207
Cone Part Number
X30207M
Cup Part Number
Y30207M
Design Unit
Metric
Cage Material
Stamped Steel
Related Assembly Number(s)
30207M-90KM1
Dimensions
d - Bore
35 mm
D - Cup Outer Diameter
72 mm
B - Cone Width
17.000 mm
C - Cup Width
15.000 mm
T - Bearing Width
18.255 mm
Abutment and Fillet Dimensions
R - Cone Backface "To Clear" Radius1
1.520 mm
r - Cup Backface "To Clear" Radius2
1.5 mm
da - Cone Frontface Backing Diameter
42.5 mm
db - Cone Backface Backing Diameter
44.5 mm
Da - Cup Frontface Backing Diameter
67.10 mm
Db - Cup Backface Backing Diameter
64.01 mm
Ab - Cage-Cone Frontface Clearance
3.3 mm
Aa - Cage-Cone Backface Clearance
0 mm
a - Effective Center Location3
-3.3 mm
Basic Load Ratings
C90 - Dynamic Radial Rating (90 million revolutions)4
15700 N
C1 - Dynamic Radial Rating (1 million revolutions)5
60600 N
C0 - Static Radial Rating
63600 N
C6
10100 N
Factors
K - Factor7
1.56
e - ISO Factor8
0.37
Y - ISO Factor9
1.6
G1 - Heat Generation Factor (Roller-Raceway)
18
G2 - Heat Generation Factor (Rib-Roller End)
13.3
Cg - Geometry Factor10
0.0662
