Timken 30307
Tapered Roller Bearings - TS (Tapered Single) Metric
(BRAND)：TIMKEN
(Availability)：In Stock
Specifications
Series
30307M
Cone Part Number
X30307M
Cup Part Number
Y30307M
Design Unit
Metric
Cage Material
Stamped Steel
Related Assembly Number(s)
30307M-90KM1
Dimensions
d - Bore
35 mm
D - Cup Outer Diameter
80 mm
B - Cone Width
21.000 mm
C - Cup Width
18.000 mm
T - Bearing Width
22.750 mm
Abutment and Fillet Dimensions
R - Cone Backface "To Clear" Radius1
2.030 mm
r - Cup Backface "To Clear" Radius2
1.52 mm
da - Cone Frontface Backing Diameter
43.5 mm
db - Cone Backface Backing Diameter
46.5 mm
Da - Cup Frontface Backing Diameter
75.90 mm
Db - Cup Backface Backing Diameter
71.88 mm
Ab - Cage-Cone Frontface Clearance
4.3 mm
Aa - Cage-Cone Backface Clearance
0 mm
a - Effective Center Location3
-5.8 mm
Basic Load Ratings
C90 - Dynamic Radial Rating (90 million revolutions)4
22600 N
C1 - Dynamic Radial Rating (1 million revolutions)5
87200 N
C0 - Static Radial Rating
86100 N
C6
12200 N
Factors
K - Factor7
1.85
e - ISO Factor8
0.31
Y - ISO Factor9
1.9
G1 - Heat Generation Factor (Roller-Raceway)
22.9
G2 - Heat Generation Factor (Rib-Roller End)
12.6
Cg - Geometry Factor10
0.0675
