Malleable cast iron socket (Coupling) is straight-shaped pipe fitting with female threaded connection, and it is used to join two pipes.
Available size
| Size | A (mm) | Threaded Length | Ref. No. |
|---|---|---|---|
| 1/4″ / DN8 / 13.5mm | 27 | Double ends / full length | M2301 (UL) |
| 3/8″ / DN10 / 17.2mm | 30 | Double ends / full length | M2302 (UL) |
| 1/2″ / DN15 / 21.3mm | 36 | Double ends / full length | M2303 (UL/FM) |
| 3/4″ / DN20 / 26.9mm | 39 | Double ends / full length | M2304 (UL/FM) |
| 1″ / DN25 / 33.7mm | 45 | Double ends / full length | M2305 (UL/FM) |
| 1-1/4″ / DN32 / 42.4mm | 50 | Double ends / full length | M2306 (UL/FM) |
| 1-1/2″ / DN40 / 48.3mm | 55 | Double ends / full length | M2307 (UL/FM) |
| 2″ / DN50 / 60.3mm | 65 | Double ends / full length | M2308 (UL/FM) |
| 2-1/2″ / DN65 / 76.1mm | 74 | Double ends / full length | M2309 (UL/FM) |
| 3″ / DN80 / 88.9mm | 80 | Double ends / full length | M2310 (UL/FM) |
| 4″ / DN100 / 114.3mm | 94 | Double ends / full length | M2311 (UL/FM) |
| 6″ / DN150 / 165.1mm | 105 | Double ends / full length | M2313 (UL/FM) |
Note: NSF 61 certificate is available for M2301, M2302, M2313.
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