Pipe Fittings

Hex Coupling

Female NPT Thread x Female NPT Thread

Hex couplings are used to connect two male NPT threaded ends in instrumentation and process piping systems.

Hex Coupling
Product Image
Pipe Fitting Product

Short Product Description

Hex couplings are used to connect two male NPT threaded ends in instrumentation and process piping systems.

Female Thread Connection

Connects two male NPT threaded ends in instrumentation layouts.

Hex Body Profile

Provides a serviceable hex profile for installation and maintenance.

Instrumentation Duty

Designed for clean routing and dependable installation in instrument and process piping systems.

Imperial Sizes

Hex Coupling Size Chart

Showing 9 of 9 sizes - 0 selected

2NHC

NPTF 1/8, NPTF2 1/8

A
0.83
E
0.34
F Hex
5/8

4NHC

NPTF 1/4, NPTF2 1/4

A
1.19
E
0.45
F Hex
3/4

6NHC

NPTF 3/8, NPTF2 3/8

A
1.19
E
0.57
F Hex
7/8

8NHC

NPTF 1/2, NPTF2 1/2

A
1.56
E
0.71
F Hex
1-1/16

12NHC

NPTF 3/4, NPTF2 3/4

A
1.57
E
0.91
F Hex
1-1/4

16NHC

NPTF 1, NPTF2 1

A
2.05
E
1.15
F Hex
1-11/16

20NHC

NPTF 1-1/4, NPTF2 1-1/4

A
2.05
E
1.47
F Hex
2-5/32

24NHC

NPTF 1-1/2, NPTF2 1-1/2

A
2.22
E
1.71
F Hex
2-3/8

32NHC

NPTF 2, NPTF2 2

A
2.22
E
2.19
F Hex
2-31/32
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