Specifications of TIMKEN Bearing 21075A - 21226D
Specifications
Series |
21000 |
Cone Part Number |
21075A |
Cup Part Number |
21226D |
Design Unit |
Inch |
Bearing Weight |
1.34 lb0.61 Kg |
Cage Material |
Stamped Steel |
Dimensions
d – Bore |
3/4 in19.05 mm |
D – Cup Outer Diameter |
2.25 in57.15 mm |
B – Cone Width |
0.8598 in21.839 mm |
C – Double Cup Width |
1.4375 in36.513 mm |
T – Bearing Width across Cones |
1.9375 in49.213 mm |
Abutment and Fillet Dimensions
R – Cone Backface “To Clear” Radius1 |
0.06 in1.5 mm |
r – Cup Backface “To Clear” Radius2 |
0.03 in0.8 mm |
db – Cone Backface Backing Diameter |
1.24 in31.5 mm |
Da – Cup Frontface Backing Diameter |
2.05 in52.07 mm |
Aa – Cage-Cone Backface Clearance |
0.1 in2.5 mm |
a – Effective Center Location3 |
-0.23 in-5.8 mm |
Basic Load Ratings
C90 – Dynamic Radial Rating (One-Row, 90 million revolutions)4 |
3210 lbf14300 N |
C1 – Dynamic Radial Rating (Two-Row, 1 million revolutions)5 |
21600 lbf95900 N |
C90(2) – Dynamic Radial Rating (Two-Row, 90 million revolutions)6 |
5590 lbf24900 N |
Ca90 – Dynamic Thrust Rating (90 million revolutions)7 |
3250 lbf14400 N |