ASME B16.11 - Forged Fittings Dimensions
Socket Weld & Threaded - Class 3000 (mm)
Column Legend
NPS = Nominal Pipe Size (inch) A = Center to End B = Wall Thickness C = Laying Length D = Socket Depth G = Bore Diameter L = Thread Length
All dimensions in mm per ASME B16.11 - Forged steel fittings (socket weld & threaded)
Socket Weld Fittings - Class 3000
| NPS | A | B | C | D | G (Bore) |
|---|---|---|---|---|---|
| 1/8 | 11 | 6 | 21 | 6 | 10.7 |
| 1/4 | 13 | 6 | 25 | 6 | 14.2 |
| 3/8 | 14 | 8 | 28 | 8 | 17.8 |
| 1/2 | 16 | 10 | 32 | 10 | 22.2 |
| 3/4 | 19 | 13 | 38 | 13 | 27.7 |
| 1 | 22 | 14 | 44 | 14 | 34.5 |
| 1-1/4 | 25 | 17 | 51 | 17 | 43.4 |
| 1-1/2 | 29 | 19 | 57 | 19 | 49.5 |
| 2 | 35 | 22 | 70 | 22 | 62 |
| 2-1/2 | 38 | 25 | 79 | 25 | 74.7 |
| 3 | 44 | 29 | 89 | 29 | 90.7 |
| 4 | 51 | 32 | 102 | 32 | 116.1 |
Threaded Fittings - Class 3000
| NPS | A | B | C | L (Thread) |
|---|---|---|---|---|
| 1/8 | 16 | 5 | 25 | 7 |
| 1/4 | 19 | 6 | 28 | 10 |
| 3/8 | 22 | 6 | 32 | 10 |
| 1/2 | 25 | 8 | 38 | 14 |
| 3/4 | 29 | 10 | 44 | 14 |
| 1 | 35 | 11 | 51 | 17 |
| 1-1/4 | 38 | 13 | 57 | 18 |
| 1-1/2 | 44 | 14 | 64 | 18 |
| 2 | 51 | 17 | 76 | 19 |
| 2-1/2 | 60 | 19 | 89 | 24 |
| 3 | 67 | 21 | 102 | 25 |
| 4 | 79 | 25 | 121 | 28 |