Specifications of TIMKEN Bearing M270744 - M270710CD
Specifications
Series |
M270700 |
Cone Part Number |
M270744 |
Cup Part Number |
M270710CD |
Design Unit |
Inch |
Bearing Weight |
552.94 lb250.809 Kg |
Cage Material |
Pin-Type |
Dimensions
d – Bore |
17.5 in444.5 mm |
D – Cup Outer Diameter |
25 in635 mm |
B – Cone Width |
4.7500 in120.650 mm |
C – Double Cup Width |
8.1250 in206.375 mm |
T – Bearing Width across Cones |
10.1250 in257.175 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 |
18.94 in481 mm |
Da – Cup Frontface Backing Diameter |
23.98 in605.03 mm |
Aa – Cage-Cone Backface Clearance |
0.31 in7.9 mm |
a – Effective Center Location3 |
-0.32 in-8.1 mm |
Basic Load Ratings
C90 – Dynamic Radial Rating (One-Row, 90 million revolutions)4 |
191000 lbf849000 N |
C1 – Dynamic Radial Rating (Two-Row, 1 million revolutions)5 |
1280000 lbf5700000 N |
C90(2) – Dynamic Radial Rating (Two-Row, 90 million revolutions)6 |
332000 lbf1480000 N |
Ca90 – Dynamic Thrust Rating (90 million revolutions)7 |
109000 lbf484000 N |