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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.

Female NPT to male ISO parallel
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Item #

Material

P - Thread Size

P1 - Thread Size

L

C

H - Hex

CAD

N/A Stainless Steel 316/316L Dual Grade N/A 1/8 N/A 1/8-28 N/A 24.9 mm N/A 13.7 mm N/A 14.2 mm N/A
N/A Stainless Steel 316/316L Dual Grade N/A 1/4 N/A 1/4-19 N/A 33.3 mm N/A 17.8 mm N/A 19.1 mm N/A
N/A Stainless Steel 316/316L Dual Grade N/A 3/8 N/A 3/8-19 N/A 37.8 mm N/A 21.8 mm N/A 22.2 mm N/A
N/A Stainless Steel 316/316L Dual Grade N/A 1/2 N/A 1/2-14 N/A 43.9 mm N/A 26.1 mm N/A 26.9 mm N/A
N/A Stainless Steel 316/316L Dual Grade N/A 3/4 N/A 3/4-14 N/A 50.8 mm N/A 31.5 mm N/A 33.3 mm N/A
N/A Stainless Steel 316/316L Dual Grade N/A 1 N/A 1-11 N/A 53.1 mm N/A 38.9 mm N/A 41.2 mm N/A
N/A Carbon Steel N/A 1/8 N/A 1/8-28 N/A 24.9 mm N/A 13.7 mm N/A 14.2 mm N/A
N/A Carbon Steel N/A 1/4 N/A 1/4-19 N/A 33.3 mm N/A 17.8 mm N/A 19.1 mm N/A
N/A Carbon Steel N/A 3/8 N/A 3/8-19 N/A 37.8 mm N/A 21.8 mm N/A 22.2 mm N/A
N/A Carbon Steel N/A 1/2 N/A 1/2-14 N/A 43.9 mm N/A 26.1 mm N/A 26.9 mm N/A
N/A Carbon Steel N/A 3/4 N/A 3/4-14 N/A 50.8 mm N/A 31.5 mm N/A 33.3 mm N/A
N/A Carbon Steel N/A 1 N/A 1-11 N/A 53.1 mm N/A 38.9 mm N/A 41.2 mm N/A
N/A Brass N/A 1/8 N/A 1/8-28 N/A 24.9 mm N/A 13.7 mm N/A 14.2 mm N/A
N/A Brass N/A 1/4 N/A 1/4-19 N/A 33.3 mm N/A 17.8 mm N/A 19.1 mm N/A
N/A Brass N/A 3/8 N/A 3/8-19 N/A 37.8 mm N/A 21.8 mm N/A 22.2 mm N/A
N/A Brass N/A 1/2 N/A 1/2-14 N/A 43.9 mm N/A 26.1 mm N/A 26.9 mm N/A
N/A Brass N/A 3/4 N/A 3/4-14 N/A 50.8 mm N/A 31.5 mm N/A 33.3 mm N/A
N/A Brass N/A 1 N/A 1-11 N/A 53.1 mm N/A 38.9 mm N/A 41.2 mm N/A
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