Shop High Pressure Adapters, Male NPT x Male High Pressure

NPT (National Pipe Taper) fittings are available in working pressures to 15,000 psi (1034 bar). However, working pressures may be decreased depending upon thread size. High Pressure fittings seal with a 60 degree Coned and Threaded Connection. High Pressure Fittings are rated for working pressures up to 60,000 psi (4136 bar). Fittings and tubing are manufactured from cold worked 316 stainless steel. All NPT fittings & adapters are available in special material upon request.

Series 5404, Male NPT x Male HP

Click on the model number in the chart below to view that adapter. 

ALL ADAPTERS SHOWN BELOW ARE 316 STAINLESS, MADE IN USA.

Model Number

Male NPT Side

Male HP Side

Pressure Rating

0.25 (1/4")

0.25 (1/4")

15,000PSI

0.25 (1/4")

0.375 (3/8")

15,000PSI

0.25 (1/4")

0.5625 (9/16")

15,000PSI

0.375 (3/8")

0.25 (1/4")

15,000PSI

0.375 (3/8")

0.375 (3/8")

15,000PSI

0.375 (3/8")

0.5625 (9/16")

15,000PSI

0.5 (1/2")

0.25 (1/4")

15,000PSI

0.5 (1/2")

0.375 (3/8")

15,000PSI

0.5 (1/2")

0.5625 (9/16")

15,000PSI

0.75 (3/4")

0.5625 (9/16")

10,000PSI

1"

0.5625 (9/16")

10,000PSI


Don't see what you need? Custom and special order adapters may be available. Give us a call, we'd be delighted to help.