Timken 2580 – 2524YD
Tapered Roller Bearings - TDO (Tapered Double Outer) Imperial
(BRAND)：TIMKEN
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Specifications
Series
2500
Cone Part Number
2580
Cup Part Number
2524YD
Design Unit
Inch
Cage Material
Stamped Steel
Dimensions
d - Bore
31.750 mm
D - Cup Outer Diameter
69.850 mm
B - Cone Width
25.357 mm
C - Double Cup Width
57.150 mm
T - Bearing Width across Cones
66.675 mm
Abutment and Fillet Dimensions
R - Cone Backface "To Clear" Radius1
0.800 mm
r - Cup Backface "To Clear" Radius2
0.8 mm
db - Cone Backface Backing Diameter
38.5 mm
Da - Cup Frontface Backing Diameter
64.01 mm
Aa - Cage-Cone Backface Clearance
0.5 mm
a - Effective Center Location3
-8.6 mm
Basic Load Ratings
C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)4
21700 N
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)5
146000 N
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)6
37800 N
C7
10200 N
Factors
K - Factor8
2.14
e - ISO Factor9
0.27
Y1 - ISO Factor10
2.47
Y2 - ISO Factor11
3.67
Cg - Geometry Factor12
0.0656
