Series 21 – Belt Center Distance Tables
Pulley Combination to be Used
|
||||||||||||||||
Belt
Size |
3C
3M |
3C
4M |
3C
5M |
3C
6M |
4C
4M |
4C
5M |
4C
6M |
4C
7M |
4C
8M |
5C
5M |
5C
6M |
5C
7M |
5C
8M |
6C
6M |
6C
7M |
6C
8M |
4C
3M |
5C
3M |
6C
3M |
5C
4M |
6C
4M |
7C
4M |
8C
4M |
6C
6M |
7C
5M |
8C
5M |
7C
6M |
8C
6M |
|||||
A-26
|
10.0
|
9.4
|
8.6
|
7.9
|
9.2
|
8.5
|
7.5
|
8.2
|
7.5
|
7.2
|
||||||
A-31
|
12.5
|
11.9
|
11.1
|
10.4
|
11.6
|
10.7
|
9.9
|
9.2
|
8.1
|
10.7
|
9.9
|
9.3
|
8.1
|
9.6
|
9.0
|
7.8
|
A-33
|
13.5
|
12.9
|
12.1
|
11.4
|
12.6
|
11.7
|
10.9
|
10.2
|
9.2
|
11.7
|
10.9
|
10.4
|
9.1
|
10.7
|
10.0
|
8.9
|
A-35
|
14.5
|
13.9
|
13.1
|
12.4
|
13.6
|
12.7
|
11.9
|
11.2
|
10.2
|
12.7
|
11.9
|
11.4
|
10.1
|
11.7
|
11.0
|
9.9
|
A-38
|
16.0
|
15.4
|
14.6
|
13.9
|
14.6
|
14.2
|
13.2
|
12.7
|
11.6
|
14.2
|
13.4
|
12.9
|
11.6
|
13.2
|
12.5
|
11.4
|
A-42
|
18.0
|
17.4
|
16.6
|
15.9
|
16.9
|
16.2
|
15.2
|
14.7
|
13.6
|
16.2
|
15.4
|
14.7
|
13.6
|
15.2
|
14.5
|
13.4
|
A-46
|
20.0
|
19.4
|
18.6
|
17.9
|
18.9
|
18.2
|
17.2
|
16.7
|
15.6
|
18.2
|
17.4
|
16.7
|
15.6
|
17.2
|
16.5
|
15.4
|
A-48
|
21.0
|
20.4
|
19.6
|
18.9
|
19.9
|
19.2
|
18.2
|
17.7
|
16.7
|
19.2
|
18.4
|
17.7
|
16.6
|
18.2
|
17.5
|
16.4
|
A-51
|
21.9
|
21.1
|
20.4
|
21.4
|
20.7
|
19.7
|
19.2
|
18.2
|
20.7
|
19.9
|
19.2
|
18.1
|
19.7
|
19.0
|
17.9
|
|
A-53
|
22.9
|
22.1
|
21.4
|
22.4
|
21.7
|
20.7
|
20.2
|
19.2
|
21.7
|
20.9
|
20.2
|
19.1
|
20.7
|
20.0
|
18.9
|
|
A-55
|
23.9
|
23.1
|
22.4
|
23.4
|
22.7
|
21.7
|
21.2
|
20.2
|
22.7
|
21.9
|
21.2
|
20.1
|
21.7
|
21.0
|
19.9
|
|
A-60
|
26.4
|
25.6
|
24.9
|
25.9
|
25.2
|
24.4
|
23.7
|
22.7
|
25.2
|
24.4
|
23.7
|
22.6
|
24.2
|
23.5
|
22.4
|
|
A-62
|
25.4
|
24.7
|
23.6
|
25.2
|
24.5
|
23.4
|
Pulley Combination to be Used
|
|||||||
Belt
Size |
5C
8M |
6C
6M |
6C
7M |
6C
8M |
7C
7M |
7C
8M |
8C
8M |
8C
5M |
7C
6M |
8C
6M |
8C
7M |
||||
B-35
|
10.3
|
12.1
|
11.1
|
10.2
|
11.2
|
10.0
|
9.7
|
B-38
|
11.8
|
13.6
|
12.6
|
11.7
|
12.7
|
11.5
|
11.2
|
B-42
|
13.8
|
15.6
|
14.7
|
13.7
|
14.7
|
13.6
|
13.2
|
B-46
|
15.9
|
17.6
|
16.7
|
15.4
|
16.7
|
15.6
|
15.4
|
B-48
|
16.9
|
18.6
|
17.7
|
16.7
|
17.7
|
16.6
|
16.4
|
B-51
|
18.4
|
20.1
|
19.2
|
17.8
|
19.2
|
18.1
|
17.9
|
B-53
|
19.4
|
21.1
|
20.2
|
19.3
|
20.3
|
19.1
|
18.9
|
B-55
|
20.4
|
22.1
|
21.2
|
20.3
|
21.3
|
20.1
|
19.9
|
B-60
|
22.9
|
24.6
|
23.7
|
22.8
|
23.8
|
22.6
|
22.4
|
B-62
|
23.9
|
25.6
|
24.7
|
23.8
|
24.8
|
23.6
|
23.4
|
B-64
|
24.8
|
25.8
|
24.6
|
24.4
|
|||
B-65
|
25.3
|
26.3
|
25.4
|
24.9
|
|||
B-66
|
25.8
|
26.8
|
25.9
|
25.4
|
|||
B-68
|
26.8
|
27.8
|
26.9
|
26.4
|
Pulley Combination to be Used
|
|
Belt
Size |
8C
8M |
C-51
|
18.1
|
C-60
|
22.3
|
C-68
|
26.3
|
C-75
|
29.8
|
C-81
|
32.8
|
C-85
|
34.8
|
C-90
|
37.3
|
C-96
|
40.3
|