| Size Designation Pipe Outside Diameter |
Coupling | Minimum Length | Diameter of Recess |
Width of Bearing Face b |
Maximum Bearing Face Diameter, Special Bevel |
Mass | |
| Outside Diameter | |||||||
| D (in) | D (in) | W (in) | N˪ (in) | Q (in) | (in) | Bƒ (in) | (lb) |
| 2-3/8 | 2.375 | 2.875 | 4 1/4 | 2.438 | 3/16 | 2.625 | 2.82 |
| 2-7/8 | 2.875 | 3.500 | 5 1/8 | 2.938 | 3/16 | 3.188 | 5.15 |
| 3-1/2 | 3.500 | 4.250 | 5 5/8 | 3.563 | 3/16 | 3.875 | 8.17 |
| 4 | 4.000 | 4.750 | 5 3/4 | 4.063 | 3/16 | 4.375 | 9.58 |
| 4-1/2 | 4.500 | 5.200 | 6 1/8 | 4.563 | 3/16 | 4.850 | 10.77 |
| Refer Figure 4 | |||||||
| The size designation for the Coupling is the same as the size designation for the Pipe on which the Coupling is used. | |||||||
| Tolerance on Outside Diameter W: ± 1 % | |||||||
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