Timken 27689 – 27620DA
Tapered Roller Bearings - TDO (Tapered Double Outer) Imperial
(BRAND)：TIMKEN
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Specifications
Series
27600
Cone Part Number
27689
Cup Part Number
27620DA
Design Unit
Inch
Cage Material
Stamped Steel
Related Assembly Number(s)
27689-906A2
Dimensions
d - Bore
83.345 mm
D - Cup Outer Diameter
125.413 mm
B - Cone Width
25.400 mm
C - Double Cup Width
44.450 mm
T - Bearing Width across Cones
55.557 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
90 mm
Aa - Cage-Cone Backface Clearance
1.3 mm
a - Effective Center Location3
0.5 mm
Basic Load Ratings
C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)4
30400 N
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)5
204000 N
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)6
52900 N
C7
21600 N
Factors
K - Factor8
1.4
e - ISO Factor9
0.42
Y1 - ISO Factor10
1.62
Y2 - ISO Factor11
2.42
Cg - Geometry Factor12
0.120
