Specifications of TIMKEN Bearing M272749 - M272710D
Specifications
Series |
M272700 |
Cone Part Number |
M272749 |
Cup Part Number |
M272710D |
Design Unit |
Inch |
Bearing Weight |
674.66 lb306.021 Kg |
Cage Material |
Pin-Type |
Dimensions
d – Bore |
18.8750 in479.425 mm |
D – Cup Outer Diameter |
26.7500 in679.450 mm |
B – Cone Width |
5.0625 in128.588 mm |
C – Double Cup Width |
8.7500 in222.250 mm |
T – Bearing Width across Cones |
10.8749 in276.222 mm |
Abutment and Fillet Dimensions
R – Cone Backface “To Clear” Radius1 |
0.25 in6.4 mm |
r – Cup Backface “To Clear” Radius2 |
0.06 in1.5 mm |
db – Cone Backface Backing Diameter |
20.31 in516 mm |
Da – Cup Frontface Backing Diameter |
25.53 in648.21 mm |
Aa – Cage-Cone Backface Clearance |
0.31 in7.9 mm |
a – Effective Center Location3 |
-0.35 in-8.9 mm |
Basic Load Ratings
C90 – Dynamic Radial Rating (One-Row, 90 million revolutions)4 |
218000 lbf968000 N |
C1 – Dynamic Radial Rating (Two-Row, 1 million revolutions)5 |
1460000 lbf6500000 N |
C90(2) – Dynamic Radial Rating (Two-Row, 90 million revolutions)6 |
379000 lbf1680000 N |
Ca90 – Dynamic Thrust Rating (90 million revolutions)7 |
124000 lbf551000 N |