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BRASS Union Cross (Tube to Tube)
Brass Hex Nipple (Male NPT to ISO Parallel)
Green Instrument thread Fittings have been developed based on ASME B31.3 for instrumentation and process control in sizes 1/8" to 2". Green Thread and weld fittings have a wrench flat allowing standard Hex wrench assembly. This is one of the Green Pipe fitting benefits.
Male NPT to ISO Parallel
| Part number | P( NPT in.) | P1 (ISO Thread Size) | L(mm) | B (mm) | C(mm) | E(mm) | H(Hex mm) |
| GNH-2NG-B | 1/8 | 1/8 - 28(228-1) | 27.4 | 7.1 | 13.7 | 4.1 | 14.2 |
| GNH-4NG-B | 1/4 | 1/4 - 19(228-1) | 36.8 | 11.2 | 17.8 | 5.8 | 19.05 |
| GNH-6NG-B | 3/8 | 3/8 - 19(228-1) | 37.6 | 11.2 | 21.8 | 7.9 | 22.2 |
| GNH-8NG-B | 1/2 | 1/2 - 14(228-1) | 45.0 | 14.2 | 26.1 | 11.9 | 26.9 |
| GNH-12NG-B | 3/4 | 3/4 - 14(228-1) | 49.0 | 15.7 | 31.5 | 15.7 | 33.3 |
| GNH-16NG-B | 1 | 1/11 (228-1) | 56.9 | 18.3 | 38.9 | 19.8 | 41 |
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