IS 1239-2 — IS 1239-2 Table 6 — steel (mild steel) sockets (mm)
IS 1239-2 IS 1239-2 Table 6 — steel (mild steel) sockets (mm) — 14 sizes.
| Nominal bore | Min outside diameter (mm) | Min length (mm) | Max inside dia of internal parallel thread (mm) |
|---|---|---|---|
| 6 | 15 | 19 | 8.637 |
| 8 | 18.5 | 27 | 11.549 |
| 10 | 22 | 28 | 15.054 |
| 15 | 27 | 37 | 18.773 |
| 20 | 32.5 | 39 | 24.259 |
| 25 | 39.5 | 46 | 30.471 |
| 32 | 49 | 51 | 39.132 |
| 40 | 56 | 51 | 45.025 |
| 50 | 68 | 60 | 56.836 |
| 65 | 84 | 69 | 72.442 |
| 80 | 98 | 75 | 85.142 |
| 100 | 124 | 87 | 110.228 |
| 125 | 151 | 96 | 135.688 |
| 150 | 178 | 96 | 161.088 |
- All dimensions are in millimetres; nominal sizes are nominal bore (mm).
- Threads are to IS 554 (equivalent to BSP / ISO 7-1).
- Values are nominal, compiled from published copies of the standard; blank cells (—) are values not confirmed from the sources available. Verify against the current edition before design, purchase or fabrication.