A range of Plain Polymer Bearings in diameters to match the bores of our Gears, Pulleys and Sprockets and the outside diameters of ourShafts. These bearings are light and durable, require no lubrication and are insensitive to dirt.
Specification Material:
Polymer Temp Rating:
Max constant temperature 130°C
Recommended installation tolerance:
Housing bore: H7
Shaft: h9
r = max. 0.02" (0.5 mm)
Chamfer depending on d1
d1 [mm]:
Ø 1-6
Ø 6-12
f [mm]:
0.3
1.2
Imperial Plain Bearings. Dimensions in Inches
Metric Plain Bearings. Dimensions in mm.
Part No.
d1
d2
b1
d3
b2
BG004
1/8
3/16
3/16
0.312
0.032
BG006
3/16
1/4
1/4
0.375
0.032
BG008
1/4
5/16
5/16
0.500
0.032
BG012
3/8
15/32
15/32
0.687
0.046
Part No.
d1
d2
b1
d3
b2
BG03M
3
4.5
5
7.5
0.75
BG04M
4
5.5
6.0
9.5
0.75
BG05M
5
7.0
5.0
11.0
1.0
BG06M
6
8.0
8.0
12.0
1.0
BG08M
8
10.0
10.0
15.0
1.0
BG10M
10
12.0
12.0
18.0
1.0
BG12M
12
14.0
12.0
18.0
1.0
Select from our range of Plain Polymer Bearings below.
Chain & Sprockets 
