Size Designation Pipe Outside Diameter |
Coupling |
Minimum Length N˪ |
Diameter of
Counterbore Q |
Width of Bearing Face b |
Mass |
Regular |
Special Clearance |
Regular |
Special Clearance |
Outside Diameter |
D (in) |
D (in) |
W (in) |
W (in) |
(in) |
(in) |
(in) |
(lb) |
(lb) |
4-1/2 |
4.500 |
5.000 |
4.875 |
8 7/8 |
4.640 |
1/8 |
10.12 |
7.68 |
5 |
5.000 |
5.563 |
5.375 |
9 1/8 |
5.140 |
5/32 |
13.00 |
8.82 |
5-1/2 |
5.500 |
6.050 |
5.875 |
9 1/4 |
5.640 |
5/32 |
14.15 |
9.85 |
6-5/8 |
6.625 |
7.390 |
7.000 |
9 5/8 |
6.765 |
1/4 |
24.49 |
12.46 |
7 |
7.000 |
7.875 |
7.375 |
10 |
7.140 |
7/32 |
23.24 |
13.84 |
7-5/8 |
7.625 |
8.500 |
8.125 |
10 3/8 |
7.765 |
5/16 |
34.88 |
20.47 |
8-5/8 |
8.625 |
9.625 |
9.125 |
10 5/8 |
8.765 |
3/8 |
45.99 |
23.80 |
9-5/8 |
9.625 |
10.625 |
10.125 |
10 5/8 |
9.765 |
3/8 |
51.05 |
26.49 |
10-3/4 |
10.750 |
11.750 |
11.250 |
10 5/8 |
10.890 |
3/8 |
56.74 |
29.52 |
11-3/4 |
11.750 |
12.750 |
- |
10 5/8 |
11.890 |
3/8 |
61.80 |
- |
13-3/8 |
13.375 |
14.375 |
- |
10 5/8 |
13.515 |
3/8 |
70.03 |
- |
Refer Figure 3 |
The size designation for the Coupling is the same as the size designation for the Pipe on which the Coupling is used. |
For Regular Couplings, Groups 1, 2 and 3, Tolerance on Outside Diameter W: ± 1 % but not greater than ± 1/8 in. |
For Regular Couplings, Group 4, Tolerance on Outside Diameter W: ± 1 % but not greater than + 1/8 in, -1/16 in. |
For Special Clearance Couplings, Groups 1, 2 and 3, Tolerance on Outside Diameter W: -1/64 in, +1/32 in. |
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