Specifications of TIMKEN Bearing EE420750D - 421450
Specifications
Series |
420000 |
Cone Part Number |
EE420750D |
Cup Part Number |
421450 |
Design Unit |
Inch |
Bearing Weight |
6.4 lb2.9 Kg |
Cage Material |
Stamped Steel |
Dimensions
d – Bore |
7 1/2 in190.5 mm |
D – Cup Outer Diameter |
14.5 in368.3 mm |
B – Double Cone Width |
6.0000 in152.400 mm |
C – Cup Width |
2.5 in63.5 mm |
T – Bearing Width across Cups |
6.2499 in158.747 mm |
Abutment and Fillet Dimensions
R – Cone Backface “To Clear” Radius1 |
0.13 in3.3 mm |
r – Cup Backface “To Clear” Radius2 |
0.130 in3.3 mm |
da – Cone Frontface Backing Diameter |
8.7 in221 mm |
Db – Cup Backface Backing Diameter |
13.03 in330.96 mm |
Ab – Cage-Cone Frontface Clearance |
0.14 in3.6 mm |
Basic Load Ratings
C90 – Dynamic Radial Rating (One-Row, 90 million revolutions)3 |
64300 lbf286000 N |
C1 – Dynamic Radial Rating (Two-Row, 1 million revolutions)4 |
432000 lbf1920000 N |
C90(2) – Dynamic Radial Rating (Two-Row, 90 million revolutions)5 |
112000 lbf498000 N |
Ca90 – Dynamic Thrust Rating (90 million revolutions)6 |
44200 lbf197000 N |