Drive Style Drive Style 

External Square  Square 
For Use With For Use With 



Finish Finish 


Maximum Pressure Maximum Pressure 


Plug Construction Plug Construction 


Maximum Steam Pressure Maximum Steam Pressure 


Length Length 

Specifications Met Specifications Met 


Pipe size is an industry designation, not the actual size. View information about how to measure threaded and unthreaded pipe and pipe fittings.
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The galvanized finish on these fittings provides fair corrosion resistance. Fittings are for use in lowpressure applications.
For technical drawings and 3D models, click on a part number.
Pipe Size  Plug Construction  Max. Pressure  Max. Steam Pressure  Material  Each  
NPT Male  

1/8  Solid  150 psi @ 72Â° F  150 psi @ 350Â° F  Galvanized Steel  00000000  00000 
1/4  Solid  150 psi @ 72Â° F  150 psi @ 350Â° F  Galvanized Steel  00000000  000 
3/8  Solid  150 psi @ 72Â° F  150 psi @ 350Â° F  Galvanized Steel  00000000  000 
1/2  Solid  150 psi @ 72Â° F  150 psi @ 350Â° F  Galvanized Steel  00000000  000 
3/4  Solid  150 psi @ 72Â° F  150 psi @ 350Â° F  Galvanized Steel  00000000  000 
1  Solid  150 psi @ 72Â° F  150 psi @ 350Â° F  Galvanized Steel  00000000  0000 
1 1/4  Solid  150 psi @ 72Â° F  150 psi @ 350Â° F  Galvanized Steel  00000000  0000 
1 1/2  Solid  150 psi @ 72Â° F  150 psi @ 350Â° F  Galvanized Steel  00000000  00000 
2  Solid  150 psi @ 72Â° F  150 psi @ 350Â° F  Galvanized Steel  00000000  00000 
Pipe Size  Plug Construction  Max. Pressure  Max. Steam Pressure  Material  Each  
NPT Male  

1/8  Solid  150 psi @ 72Â° F  150 psi @ 350Â° F  Galvanized Steel  00000000  00000 
1/4  Solid  150 psi @ 72Â° F  150 psi @ 350Â° F  Galvanized Steel  00000000  000 
3/8  Solid  150 psi @ 72Â° F  150 psi @ 350Â° F  Galvanized Steel  00000000  000 
1/2  Solid  150 psi @ 72Â° F  150 psi @ 350Â° F  Galvanized Steel  00000000  000 
3/4  Solid  150 psi @ 72Â° F  150 psi @ 350Â° F  Galvanized Steel  00000000  0000 
1  Solid  150 psi @ 72Â° F  150 psi @ 350Â° F  Galvanized Steel  00000000  0000 
1 1/4  Solid  150 psi @ 72Â° F  150 psi @ 350Â° F  Galvanized Steel  00000000  00000 
1 1/2  Solid  150 psi @ 72Â° F  150 psi @ 350Â° F  Galvanized Steel  00000000  00000 
2  Solid  150 psi @ 72Â° F  150 psi @ 350Â° F  Galvanized Steel  00000000  00000 
The male threads on these fittings have a sealant applied for extra leak protection. Fittings are made of galvanized steel, which has fair corrosion resistance. Also known as Class 150 fittings, they are for use in lowpressure applications.
NPTF (Dryseal) threads are compatible with NPT threads.
For technical drawings and 3D models, click on a part number.
Pipe Size  Plug Construction  Max. Pressure  Max. Steam Pressure  Each  
NPTF Male  

1/8  Solid  150 psi @ 72Â° F  150 psi @ 360Â° F  0000000  00000 
1/4  Solid  150 psi @ 72Â° F  150 psi @ 360Â° F  0000000  000 
3/8  Solid  150 psi @ 72Â° F  150 psi @ 360Â° F  0000000  000 
1/2  Solid  150 psi @ 72Â° F  150 psi @ 360Â° F  0000000  000 
3/4  Solid  150 psi @ 72Â° F  150 psi @ 360Â° F  0000000  000 
1  Solid  150 psi @ 72Â° F  150 psi @ 360Â° F  0000000  0000 
Pipe Size  Plug Construction  Max. Pressure  Max. Steam Pressure  Each  
NPTF Male  

1/8  Solid  150 psi @ 72Â° F  150 psi @ 360Â° F  0000000  00000 
1/4  Solid  150 psi @ 72Â° F  150 psi @ 360Â° F  0000000  000 
3/8  Solid  150 psi @ 72Â° F  150 psi @ 360Â° F  0000000  000 
1/2  Solid  150 psi @ 72Â° F  150 psi @ 360Â° F  0000000  000 
3/4  Solid  150 psi @ 72Â° F  150 psi @ 360Â° F  0000000  0000 
1  Solid  150 psi @ 72Â° F  150 psi @ 360Â° F  0000000  0000 
Use these fittings for lowpressure applications in noncorrosive environments.
NPTF (Dryseal) threads, NPSC (National Pipe Straight Coupling) threads, and NPSL (National Pipe Straight Locknut) threads are compatible with NPT threads.
For technical drawings and 3D models, click on a part number.
Pipe Size  Plug Construction  Max. Pressure  Max. Steam Pressure  Material  Each  
NPT Male  

1/8  Solid  150 psi @ 72Â° F  150 psi @ 350Â° F  Steel  000000000  00000 
1/4  Solid  150 psi @ 72Â° F  150 psi @ 350Â° F  Steel  000000000  000 
3/8  Solid  150 psi @ 72Â° F  150 psi @ 350Â° F  Steel  000000000  000 
1/2  Solid  150 psi @ 72Â° F  150 psi @ 350Â° F  Steel  000000000  000 
3/4  Solid  150 psi @ 72Â° F  150 psi @ 350Â° F  Steel  000000000  000 
1  Solid  150 psi @ 72Â° F  150 psi @ 350Â° F  Steel  000000000  0000 
1 1/4  Solid  150 psi @ 72Â° F  150 psi @ 350Â° F  Steel  000000000  0000 
1 1/2  Solid  150 psi @ 72Â° F  150 psi @ 350Â° F  Steel  000000000  00000 
2  Solid  150 psi @ 72Â° F  150 psi @ 350Â° F  Steel  000000000  00000 
Pipe Size  Plug Construction  Max. Pressure  Max. Steam Pressure  Material  Each  
NPT Male  

1/8  Solid  150 psi @ 72Â° F  150 psi @ 350Â° F  Steel  000000000  00000 
1/4  Solid  150 psi @ 72Â° F  150 psi @ 350Â° F  Steel  000000000  000 
3/8  Solid  150 psi @ 72Â° F  150 psi @ 350Â° F  Steel  000000000  000 
1/2  Solid  150 psi @ 72Â° F  150 psi @ 350Â° F  Steel  000000000  000 
3/4  Solid  150 psi @ 72Â° F  150 psi @ 350Â° F  Steel  000000000  000 
1  Solid  150 psi @ 72Â° F  150 psi @ 350Â° F  Steel  000000000  0000 
1 1/4  Solid  150 psi @ 72Â° F  150 psi @ 350Â° F  Steel  000000000  00000 
1 1/2  Solid  150 psi @ 72Â° F  150 psi @ 350Â° F  Steel  000000000  00000 
2  Solid  150 psi @ 72Â° F  150 psi @ 350Â° F  Steel  000000000  00000 
NPTF Male  
1/8  Solid with Magnet  150 psi @ 72Â° F  150 psi @ 250Â° F  Steel  0000000  0000 
1/4  Solid with Magnet  150 psi @ 72Â° F  150 psi @ 250Â° F  Steel  0000000  0000 
3/8  Solid with Magnet  150 psi @ 72Â° F  150 psi @ 250Â° F  Steel  0000000  0000 
1/2  Solid with Magnet  150 psi @ 72Â° F  150 psi @ 250Â° F  Steel  0000000  0000 
3/4  Solid with Magnet  150 psi @ 72Â° F  150 psi @ 250Â° F  Steel  0000000  0000 
1  Solid with Magnet  150 psi @ 72Â° F  150 psi @ 250Â° F  Steel  0000000  0000 
These fittings can stand up to highpressure applications. Use them in noncorrosive environments.
For technical drawings and 3D models, click on a part number.
Pipe Size  Dash Size  Plug Construction  Max. Pressure  Max. Steam Pressure  Material  Each  
NPT Male  

1/8  02  Solid  6,000 psi @ 72Â° F  300 psi @ 360Â° F  BlackCoated Steel  00000000  00000 
1/4  04  Solid  6,000 psi @ 72Â° F  300 psi @ 360Â° F  BlackCoated Steel  00000000  0000 
3/8  06  Solid  6,000 psi @ 72Â° F  300 psi @ 360Â° F  BlackCoated Steel  00000000  0000 
1/2  08  Solid  6,000 psi @ 72Â° F  300 psi @ 360Â° F  BlackCoated Steel  00000000  0000 
3/4  12  Solid  6,000 psi @ 72Â° F  300 psi @ 360Â° F  BlackCoated Steel  00000000  0000 
1  16  Solid  6,000 psi @ 72Â° F  300 psi @ 360Â° F  BlackCoated Steel  00000000  0000 
1 1/4  20  Solid  6,000 psi @ 72Â° F  300 psi @ 360Â° F  BlackCoated Steel  00000000  0000 
1 1/2  24  Solid  6,000 psi @ 72Â° F  300 psi @ 360Â° F  BlackCoated Steel  00000000  0000 
2  32  Solid  6,000 psi @ 72Â° F  300 psi @ 360Â° F  BlackCoated Steel  00000000  00000 
2 1/2  40  Solid  6,000 psi @ 72Â° F  300 psi @ 360Â° F  BlackCoated Steel  00000000  00000 
3  48  Solid  6,000 psi @ 72Â° F  300 psi @ 360Â° F  BlackCoated Steel  00000000  00000 
4  64  Solid  6,000 psi @ 72Â° F  300 psi @ 360Â° F  BlackCoated Steel  00000000  00000 
These fittings are strong enough to handle extreme pressures, yet small enough to fit into cramped spaces. They are galvanized steel, which has fair corrosion resistance.
NPTF (Dryseal) threads are compatible with NPT threads.
For technical drawings and 3D models, click on a part number.
Pipe Size  Dash Size  Plug Construction  Max. Pressure  Each  
NPTF Male  

1/8  02  Hollow  6,000 psi @ 72Â° F  000000000  00000 
1/4  04  Hollow  6,000 psi @ 72Â° F  000000000  000 
3/8  06  Hollow  6,000 psi @ 72Â° F  000000000  000 
1/2  08  Hollow  6,000 psi @ 72Â° F  000000000  0000 
3/4  12  Hollow  6,000 psi @ 72Â° F  000000000  0000 
1  16  Hollow  5,000 psi @ 72Â° F  000000000  0000 