Specifications of TIMKEN Bearing M257149DW - M257110
Specifications
Series |
M257100 |
Cone Part Number |
M257149DW |
Cup Part Number |
M257110 |
Design Unit |
Inch |
Bearing Weight |
5.5 lb2.5 Kg |
Cage Material |
Stamped Steel |
Dimensions
d – Bore |
12 in304.8 mm |
D – Cup Outer Diameter |
16.5 in419.1 mm |
B – Double Cone Width |
5.1250 in130.175 mm |
C – Cup Width |
2.125 in53.975 mm |
T – Bearing Width across Cups |
5.1250 in130.175 mm |
Abutment and Fillet Dimensions
R – Cone Backface “To Clear” Radius1 |
0.06 in1.5 mm |
r – Cup Backface “To Clear” Radius2 |
0.250 in6.40 mm |
da – Cone Frontface Backing Diameter |
12.68 in322 mm |
Db – Cup Backface Backing Diameter |
15.43 in391.90 mm |
Ab – Cage-Cone Frontface Clearance |
0.18 in4.6 mm |
Basic Load Ratings
C90 – Dynamic Radial Rating (One-Row, 90 million revolutions)3 |
69700 lbf310000 N |
C1 – Dynamic Radial Rating (Two-Row, 1 million revolutions)4 |
468000 lbf2080000 N |
C90(2) – Dynamic Radial Rating (Two-Row, 90 million revolutions)5 |
121000 lbf540000 N |
Ca90 – Dynamic Thrust Rating (90 million revolutions)6 |
39700 lbf176000 N |