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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