Dk-Lok USA
Dk-Lok USA
161 West I-65 Service Road
Mobile, AL 36608
Phone: (251) 472-9580
Fax: (251) 450-0962 or (800) 287-8186
[email protected]
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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.

Male SAE/MS Straight Thread
GPA Series Hollow Hex Plugs
GPA Series Hollow Hex Plugs-2
Unit of Measure
1 

Item #

Material

P - Thread Size

L

C

H - Flat

Uniform O-Ring Size

CAD

GPA-4U-S N/A Stainless Steel 316/316L Dual Grade N/A 7/16-20 N/A 11.4 mm N/A 14.2 mm N/A 4.8 mm N/A 904 N/A CAD Icon (for items table)
GPA-6U-S N/A Stainless Steel 316/316L Dual Grade N/A 9/16-18 N/A 12.2 mm N/A 17.5 mm N/A 6.4 mm N/A 906 N/A CAD Icon (for items table)
GPA-8U-S N/A Stainless Steel 316/316L Dual Grade N/A 3/4-16 N/A 14.2 mm N/A 22.4 mm N/A 7.9 mm N/A 908 N/A CAD Icon (for items table)
GPA-12U-S N/A Stainless Steel 316/316L Dual Grade N/A 1 1/16-12 N/A 19.1 mm N/A 31.8 mm N/A 14.3 mm N/A 912 N/A CAD Icon (for items table)
GPA-16U-S N/A Stainless Steel 316/316L Dual Grade N/A 1 5/16-12 N/A 19.1 mm N/A 38.1 mm N/A 15.9 mm N/A 916 N/A CAD Icon (for items table)
GPA-4U-C N/A Carbon Steel N/A 7/16-20 N/A 11.4 mm N/A 14.2 mm N/A 4.8 mm N/A 904 N/A CAD Icon (for items table)
GPA-6U-C N/A Carbon Steel N/A 9/16-18 N/A 12.2 mm N/A 17.5 mm N/A 6.4 mm N/A 906 N/A CAD Icon (for items table)
GPA-8U-C N/A Carbon Steel N/A 3/4-16 N/A 14.2 mm N/A 22.4 mm N/A 7.9 mm N/A 908 N/A CAD Icon (for items table)
GPA-12U-C N/A Carbon Steel N/A 1 1/16-12 N/A 19.1 mm N/A 31.8 mm N/A 14.3 mm N/A 912 N/A CAD Icon (for items table)
GPA-16U-C N/A Carbon Steel N/A 1 5/16-12 N/A 19.1 mm N/A 38.1 mm N/A 15.9 mm N/A 916 N/A CAD Icon (for items table)
GPA-4U-B N/A Brass N/A 7/16-20 N/A 11.4 mm N/A 14.2 mm N/A 4.8 mm N/A 904 N/A CAD Icon (for items table)
GPA-6U-B N/A Brass N/A 9/16-18 N/A 12.2 mm N/A 17.5 mm N/A 6.4 mm N/A 906 N/A CAD Icon (for items table)
GPA-8U-B N/A Brass N/A 3/4-16 N/A 14.2 mm N/A 22.4 mm N/A 7.9 mm N/A 908 N/A CAD Icon (for items table)
GPA-12U-B N/A Brass N/A 1 1/16-12 N/A 19.1 mm N/A 31.8 mm N/A 14.3 mm N/A 912 N/A CAD Icon (for items table)
GPA-16U-B N/A Brass N/A 1 5/16-12 N/A 19.1 mm N/A 38.1 mm N/A 15.9 mm N/A 916 N/A CAD Icon (for items table)
Unit of Measure
1