Specifications of TIMKEN Bearing M278749DW - M278710
Specifications
Series |
M278700 |
Cone Part Number |
M278749DW |
Cup Part Number |
M278710 |
Design Unit |
Inch |
Bearing Weight |
3.4 lb1.5 Kg |
Cage Material |
Pin-Type |
Dimensions
d – Bore |
22.5000 in571.5 mm |
D – Cup Outer Diameter |
32 in812.8 mm |
B – Double Cone Width |
11.2500 in285.750 mm |
C – Cup Width |
4.7500 in120.650 mm |
T – Bearing Width across Cups |
11.2499 in285.747 mm |
Abutment and Fillet Dimensions
R – Cone Backface “To Clear” Radius1 |
0.13 in3.3 mm |
r – Cup Backface “To Clear” Radius2 |
0.250 in6.35 mm |
da – Cone Frontface Backing Diameter |
23.98 in609 mm |
Db – Cup Backface Backing Diameter |
29.76 in755.90 mm |
Ab – Cage-Cone Frontface Clearance |
0.34 in8.6 mm |
Basic Load Ratings
C90 – Dynamic Radial Rating (One-Row, 90 million revolutions)3 |
264000 lbf1180000 N |
C1 – Dynamic Radial Rating (Two-Row, 1 million revolutions)4 |
1770000 lbf7890000 N |
C90(2) – Dynamic Radial Rating (Two-Row, 90 million revolutions)5 |
460000 lbf2050000 N |
Ca90 – Dynamic Thrust Rating (90 million revolutions)6 |
150000 lbf669000 N |