Dimensions Threaded End Caps ASME B16.11
Class 3000 |
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| NPS | Length | Outside Dia | Min WT | Min Thread Length | |
| A | D | G | B | J | |
| 1/2 | 32 | 28 | 6.4 | 10.9 | 13.6 |
| 3/4 | 37 | 35. | 6.4 | 12.7 | 13.9 |
| 1 | 41 | 44 | 9.7 | 14.7 | 17.3 |
| 1.1/4 | 44 | 57 | 9.7 | 17 | 18 |
| 1.1/2 | 44 | 64 | 11.2 | 17.8 | 18.4 |
| 2 | 48 | 76 | 12.7 | 19 | 19.2 |
| 2.1/2 | 60 | 92 | 15.7 | 23.6 | 28.9 |
| 3 | 65 | 108 | 19 | 25.9 | 30.5 |
| 4 | 68 | 140 | 22.4 | 27.7 | 33 |
Class 6000 |
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| NPS | Length | Outside Dia | Min WT | Min Thread Length | |
| A | D | G | B | J | |
| 1/2 | 33 | 38 | 7.9 | 10.9 | 13.6 |
| 3/4 | 38 | 44 | 7.9 | 12.7 | 13.9 |
| 1 | 43 | 57 | 11.2 | 14.7 | 17.3 |
| 1.1/4 | 46 | 64 | 11.2 | 17 | 18 |
| 1.1/2 | 48 | 76 | 12.7 | 17.8 | 18.4 |
| 2 | 51 | 92 | 15.7 | 19 | 19.2 |
| 2.1/2 | 64 | 108 | 19 | 23.6 | 28.9 |
| 3 | 68 | 127 | 22.4 | 25.9 | 30.5 |
| 4 | 75 | 159 | 28.4 | 27.7 | 33 |
General notes..
- Dimensions are in millimeters unless otherwise indicated.
- Dimension (B) is minimum length of perfect thread.
The length of useful thread (B plus threads with fully formed roots and flat crests) shall not be less than J.
Piping related Abbreviations
