Double row tapered roller bearings 08118 - 08231DTDO Imperial
Specifications
Series :8000
Cone Part Number : 08118
Cup Part Number : 08231D
Design Unit : Inch
Cage Material : Stamped Steel
Dimensions
d - Bore : 1 3/16in / 30.163mm
D - Cup Outer Diameter : 2.3125 in /58.738mm
B - Double Cone Width : 0.5937in / 15.080mm
C - Double Cup Width : 0.9688in / 24.608 mm
T - Bearing Width across Cones : 1.2811in / 32.540mm
Abutment and Fillet Dimensions
R - Cone Backface "To Clear" Radius1 : 0.14 in / 3.560mm
r - Cup Backface "To Clear" Radius2 : 0.020 in / 0.40mm
db - Cone Backface Backing Diameter : 1.63 in / 41.5mm
Da - Cup Frontface Backing Diameter : 2.20in / 55.12mm
Aa - Cage-Cone Backface Clearance : 0 .02in / 0.5mm
a - Effective Center Location3 : -0.05in / -1.3mm
Basic Load Ratings
C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)4 : 1850lbf/ 8220N
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)5: 12400 lbf /55200 N
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)6 : 3220lbf/ 14300N
Ca90 - Dynamic Thrust Rating (90 million revolutions)7 : 1500 lbf /6670 N
Factors
K - Factor8 : 1.23
e - ISO Factor9 : 0.47
Y1 - ISO Factor10 : 1.42
Y2 - ISO Factor11: 2.12
Cg - Geometry Factor12 ：0.0601
