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
info@dklokusa.com
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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 NPT both ends
GNL Series Hex Long Nipple Fittings
GNL Series Hex Long Nipple Fittings-2
Unit of Measure
1 2 3 

Item #

Material

P - Thread Type

P - Pipe Size

L

E

H - Hex

CAD

GNL-2N-4.0-SD N/A Super Duplex 2507 N/A NPT N/A 1/8 N/A 100 mm3.94 in N/A 4.8 mm0.189 in N/A 11.1 mm0.437 in N/A CAD Icon (for items table)
GNL-2N-1.0-SD N/A Super Duplex 2507 N/A NPT N/A 1/8 N/A 26 mm1.02 in N/A 4.8 mm0.189 in N/A 11.1 mm0.437 in N/A CAD Icon (for items table)
GNL-2N-1.5-SD N/A Super Duplex 2507 N/A NPT N/A 1/8 N/A 37 mm1.46 in N/A 4.8 mm0.189 in N/A 11.1 mm0.437 in N/A CAD Icon (for items table)
GNL-4N-4.0-SD N/A Super Duplex 2507 N/A NPT N/A 1/4 N/A 100 mm3.94 in N/A 7.1 mm.279 in N/A 14.2 mm0.559 in N/A CAD Icon (for items table)
GNL-4N-1.5-SD N/A Super Duplex 2507 N/A NPT N/A 1/4 N/A 36 mm1.42 in N/A 7.1 mm.279 in N/A 14.2 mm0.559 in N/A CAD Icon (for items table)
GNL-2N-4.0-S N/A S316 N/A NPT N/A 1/8 N/A 100 mm3.94 in N/A 4.8 mm0.189 in N/A 11.1 mm0.437 in N/A CAD Icon (for items table)
GNL-2N-1.0-S N/A S316 N/A NPT N/A 1/8 N/A 26 mm1.02 in N/A 4.8 mm0.189 in N/A 11.1 mm0.437 in N/A CAD Icon (for items table)
GNL-2N-1.5-S N/A S316 N/A NPT N/A 1/8 N/A 37 mm1.46 in N/A 4.8 mm0.189 in N/A 11.1 mm0.437 in N/A CAD Icon (for items table)
GNL-4N-4.0-S N/A S316 N/A NPT N/A 1/4 N/A 100 mm3.94 in N/A 7.1 mm.279 in N/A 14.2 mm0.559 in N/A CAD Icon (for items table)
GNL-4N-1.5-S N/A S316 N/A NPT N/A 1/4 N/A 36 mm1.42 in N/A 7.1 mm.279 in N/A 14.2 mm0.559 in N/A CAD Icon (for items table)
GNL-2N-4.0-M N/A Monel N/A NPT N/A 1/8 N/A 100 mm3.94 in N/A 4.8 mm0.189 in N/A 11.1 mm0.437 in N/A CAD Icon (for items table)
GNL-2N-1.0-M N/A Monel N/A NPT N/A 1/8 N/A 26 mm1.02 in N/A 4.8 mm0.189 in N/A 11.1 mm0.437 in N/A CAD Icon (for items table)
GNL-2N-1.5-M N/A Monel N/A NPT N/A 1/8 N/A 37 mm1.46 in N/A 4.8 mm0.189 in N/A 11.1 mm0.437 in N/A CAD Icon (for items table)
GNL-4N-4.0-M N/A Monel N/A NPT N/A 1/4 N/A 100 mm3.94 in N/A 7.1 mm.279 in N/A 14.2 mm0.559 in N/A CAD Icon (for items table)
GNL-4N-1.5-M N/A Monel N/A NPT N/A 1/4 N/A 36 mm1.42 in N/A 7.1 mm.279 in N/A 14.2 mm0.559 in N/A CAD Icon (for items table)
GNL-2N-4.0-L825 N/A Incolloy 825 N/A NPT N/A 1/8 N/A 100 mm3.94 in N/A 4.8 mm0.189 in N/A 11.1 mm0.437 in N/A CAD Icon (for items table)
GNL-2N-1.0-L825 N/A Incolloy 825 N/A NPT N/A 1/8 N/A 26 mm1.02 in N/A 4.8 mm0.189 in N/A 11.1 mm0.437 in N/A CAD Icon (for items table)
GNL-2N-1.5-L825 N/A Incolloy 825 N/A NPT N/A 1/8 N/A 37 mm1.46 in N/A 4.8 mm0.189 in N/A 11.1 mm0.437 in N/A CAD Icon (for items table)
GNL-4N-4.0-L825 N/A Incolloy 825 N/A NPT N/A 1/4 N/A 100 mm3.94 in N/A 7.1 mm.279 in N/A 14.2 mm0.559 in N/A CAD Icon (for items table)
GNL-4N-1.5-L825 N/A Incolloy 825 N/A NPT N/A 1/4 N/A 36 mm1.42 in N/A 7.1 mm.279 in N/A 14.2 mm0.559 in N/A CAD Icon (for items table)
GNL-2N-4.0-L625 N/A Inconel 625 N/A NPT N/A 1/8 N/A 100 mm3.94 in N/A 4.8 mm0.189 in N/A 11.1 mm0.437 in N/A CAD Icon (for items table)
GNL-2N-1.0-L625 N/A Inconel 625 N/A NPT N/A 1/8 N/A 26 mm1.02 in N/A 4.8 mm0.189 in N/A 11.1 mm0.437 in N/A CAD Icon (for items table)
GNL-2N-1.5-L625 N/A Inconel 625 N/A NPT N/A 1/8 N/A 37 mm1.46 in N/A 4.8 mm0.189 in N/A 11.1 mm0.437 in N/A CAD Icon (for items table)
GNL-4N-4.0-L625 N/A Inconel 625 N/A NPT N/A 1/4 N/A 100 mm3.94 in N/A 7.1 mm.279 in N/A 14.2 mm0.559 in N/A CAD Icon (for items table)
GNL-4N-1.5-L625 N/A Inconel 625 N/A NPT N/A 1/4 N/A 36 mm1.42 in N/A 7.1 mm.279 in N/A 14.2 mm0.559 in N/A CAD Icon (for items table)
Unit of Measure
1 2 3