UCF 206 Bearing Specifications
Pillow Block Ball Bearings No. |
Shaft Dia |
Dimensions(mm) |
d |
mm |
a |
e |
i |
g |
I |
z |
UCF 206 |
30 |
108 |
83 |
18 |
13 |
31.0 |
10.2 |
Pillow Block Ball Bearings No. |
Shaft Dia |
Dimensions(mm) |
d |
mm |
s |
n |
Bi |
Weight |
UCF 206 |
30 |
12 |
15.9 |
38.1 |
1.05 |
Selection of Shafts of UCF 206
The cast iron pillow block ball bearings unit is provided with two hexagonal setscrews 120° apart on one side of the inner ring ,Under normal operating conditions,the inner ring is mounted on shaft by means of a Clearance fit to ensure convenience of installation.
Dimemsional accuracy of the shaft to be used in the cylindrical bore bearing
Shaft Diameter (mm) |
Deviation of tolerance in shaft |
for lowerspeed |
for medium speed |
h9 |
h8 |
over |
incl |
max. |
min. |
max. |
min. |
10 |
18 |
0 |
-43 |
0 |
-27 |
18 |
30 |
0 |
-52 |
0 |
-33 |
30 |
50 |
0 |
-62 |
0 |
-39 |
50 |
80 |
0 |
-74 |
0 |
-46 |
80 |
120 |
0 |
-87 |
0 |
-54 |
120 |
180 |
0 |
-100 |
0 |
-63 |
Shaft Diameter (mm) |
Deviation of tolerance in shaft |
for rather high speed |
for high speed |
h7 |
j6 |
over |
incl. |
max. |
min. |
max. |
min. |
10 |
18 |
0 |
-18 |
+8 |
-3 |
18 |
30 |
0 |
-21 |
+9 |
-4 |
30 |
50 |
0 |
-25 |
+11 |
-5 |
50 |
80 |
0 |
-30 |
+12 |
-7 |
80 |
120 |
0 |
-35 |
+13 |
-9 |
120 |
180 |
0 |
-40 |
+14 |
-11 |