Specifications of TIMKEN Bearing 30303
Specifications
Series |
30303 |
Cone Part Number |
X30303 |
Cup Part Number |
Y30303 |
Design Unit |
Metric |
Bearing Weight |
0.1 Kg0.3 lb |
Cage Material |
Stamped Steel |
Full Timken Part Number |
30303 |
Dimensions
d – Bore |
17 mm0.6693 in |
D – Cup Outer Diameter |
47 mm1.8504 in |
B – Cone Width |
14.000 mm0.5512 in |
C – Cup Width |
12.000 mm0.4724 in |
T – Bearing Width |
15.250 mm0.6004 in |
Abutment and Fillet Dimensions
R – Cone Backface “To Clear” Radius1 |
1.020 mm0.040 in |
r – Cup Backface “To Clear” Radius2 |
1.02 mm0.04 in |
da – Cone Frontface Backing Diameter |
21.5 mm0.85 in |
db – Cone Backface Backing Diameter |
22.5 mm0.89 in |
Da – Cup Frontface Backing Diameter |
43.43 mm1.71 in |
Db – Cup Backface Backing Diameter |
41.40 mm1.63 in |
Ab – Cage-Cone Frontface Clearance |
2.8 mm0.11 in |
Aa – Cage-Cone Backface Clearance |
-0.8 mm-0.03 in |
a – Effective Center Location3 |
-4.8 mm-0.19 in |