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]
Print Back
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 both ends
GNC Series Close Nipple Fittings
GNC Series Close Nipple Fittings-2
Unit of Measure
1 2 3 

Item #

Material

P - Pipe Size

L

E

CAD

GNC-4N-L20 N/A Alloy 20 N/A 1/4 N/A 28.4 mm N/A 7.1 mm N/A CAD Icon (for items table)
GNC-6N-L20 N/A Alloy 20 N/A 3/8 N/A 28.4 mm N/A 9.6 mm N/A CAD Icon (for items table)
GNC-8N-L20 N/A Alloy 20 N/A 1/2 N/A 38.1 mm N/A 11.9 mm N/A CAD Icon (for items table)
GNC-12N-L20 N/A Alloy 20 N/A 3/4 N/A 38.1 mm N/A 15.7 mm N/A CAD Icon (for items table)
GNC-16N-L20 N/A Alloy 20 N/A 1 N/A 47.8 mm N/A 22.4 mm N/A CAD Icon (for items table)
GNC-2N-HC N/A Hastelloy C276 N/A 1/8 N/A 19.1 mm N/A 4.8 mm N/A CAD Icon (for items table)
GNC-4N-HC N/A Hastelloy C276 N/A 1/4 N/A 28.4 mm N/A 7.1 mm N/A CAD Icon (for items table)
GNC-6N-HC N/A Hastelloy C276 N/A 3/8 N/A 28.4 mm N/A 9.6 mm N/A CAD Icon (for items table)
GNC-8N-HC N/A Hastelloy C276 N/A 1/2 N/A 38.1 mm N/A 11.9 mm N/A CAD Icon (for items table)
GNC-12N-HC N/A Hastelloy C276 N/A 3/4 N/A 38.1 mm N/A 15.7 mm N/A CAD Icon (for items table)
GNC-16N-HC N/A Hastelloy C276 N/A 1 N/A 47.8 mm N/A 22.4 mm N/A CAD Icon (for items table)
GNC-2N-M N/A Alloy 400 N/A 1/8 N/A 19.1 mm N/A 4.8 mm N/A CAD Icon (for items table)
GNC-4N-M N/A Alloy 400 N/A 1/4 N/A 28.4 mm N/A 7.1 mm N/A CAD Icon (for items table)
GNC-6N-M N/A Alloy 400 N/A 3/8 N/A 28.4 mm N/A 9.6 mm N/A CAD Icon (for items table)
GNC-8N-M N/A Alloy 400 N/A 1/2 N/A 38.1 mm N/A 11.9 mm N/A CAD Icon (for items table)
GNC-12N-M N/A Alloy 400 N/A 3/4 N/A 38.1 mm N/A 15.7 mm N/A CAD Icon (for items table)
GNC-16N-M N/A Alloy 400 N/A 1 N/A 47.8 mm N/A 22.4 mm N/A CAD Icon (for items table)
GNC-2N-IN N/A Alloy 600 N/A 1/8 N/A 19.1 mm N/A 4.8 mm N/A CAD Icon (for items table)
GNC-4N-IN N/A Alloy 600 N/A 1/4 N/A 28.4 mm N/A 7.1 mm N/A CAD Icon (for items table)
GNC-6N-IN N/A Alloy 600 N/A 3/8 N/A 28.4 mm N/A 9.6 mm N/A CAD Icon (for items table)
GNC-8N-IN N/A Alloy 600 N/A 1/2 N/A 38.1 mm N/A 11.9 mm N/A CAD Icon (for items table)
GNC-12N-IN N/A Alloy 600 N/A 3/4 N/A 38.1 mm N/A 15.7 mm N/A CAD Icon (for items table)
GNC-16N-IN N/A Alloy 600 N/A 1 N/A 47.8 mm N/A 22.4 mm N/A CAD Icon (for items table)
GNC-2N-L625 N/A Alloy 625 N/A 1/8 N/A 19.1 mm N/A 4.8 mm N/A CAD Icon (for items table)
GNC-4N-L625 N/A Alloy 625 N/A 1/4 N/A 28.4 mm N/A 7.1 mm N/A CAD Icon (for items table)
Unit of Measure
1 2 3