Timken 24780 – 24720D
Tapered Roller Bearings - TDO (Tapered Double Outer) Imperial
(BRAND)：TIMKEN
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Specifications
Series
24700
Cone Part Number
24780
Cup Part Number
24720D
Design Unit
Inch
Cage Material
Stamped Steel
Related Assembly Number(s)
24780-90040
Dimensions
d - Bore
41.275 mm
D - Cup Outer Diameter
76.2 mm
B - Cone Width
23.02 mm
C - Double Cup Width
39.688 mm
T - Bearing Width across Cones
49.210 mm
Abutment and Fillet Dimensions
R - Cone Backface "To Clear" Radius1
3.600 mm
r - Cup Backface "To Clear" Radius2
0.8 mm
db - Cone Backface Backing Diameter
54 mm
Da - Cup Frontface Backing Diameter
72.90 mm
Aa - Cage-Cone Backface Clearance
0.8 mm
a - Effective Center Location3
-4.8 mm
Basic Load Ratings
C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)4
19600 N
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)5
132000 N
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)6
34100 N
C7
13200 N
Factors
K - Factor8
1.49
e - ISO Factor9
0.39
Y1 - ISO Factor10
1.72
Y2 - ISO Factor11
2.56
Cg - Geometry Factor12
0.0767
