| Nominal | Outside Dia | Socket Type | Structural Diamter | ||||
| Size | Do | d1 | d2 | I | d | L | T |
| 1/2″ | 30.5 | 21.54 | 21.23 | 24.22 | 16.5 | 52 | 1/2″ |
| 3/4″ | 37 | 26.87 | 26.57 | 27.40 | 24 | 60 | 3/4″ |
| 1″ | 47 | 33.66 | 33.27 | 30.58 | 28 | 65 | 1″ |
| 1-1/4″ | 55.5 | 42.42 | 42.04 | 34.75 | 35 | 75 | 1-1/4″ |
| 1-1/2″ | 63 | 48.56 | 48.11 | 37.93 | 42.5 | 80 | 1-1/2″ |
| 2″ | 73 | 60.63 | 60.17 | 41.10 | 54 | 88 | 2″ |
| 2-1/2″ | 89 | 73.38 | 72.85 | 47.45 | 65 | 100 | 2-1/2″ |
| 3″ | 106 | 89.31 | 88.70 | 50.63 | 80 | 108 | 3″ |
| 4″ | 133 | 114.76 | 114.07 | 60.15 | 100 | 126 | 4″ |
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