https://www.performanceshock.com/product-category/plumbing-an-fittings/an-adapters/plugs-and-caps-jic/npt-plugs-hex-head-an913/
NPT Plugs, Hex Head (AN913) - Performance Shock, Inc
npt plugshex headperformanceshockinc
https://www.flowfitonline.com/products/pipe-plugs-npt-thread-size-1-16
Pipe Plugs, NPT, Thread Size 1/16'' | Flowfit
View our full range, including Pipe Plugs, NPT, Thread Size 1/16. Flowfit
pipe plugsnptthreadsize
https://greentree-eng.co.uk/series/view/p-series-plugs/imp
Plastic Threaded Plugs for NPT Pipe Fittings | Greentree
Oct 6, 2023 - The P Series plugs are available in six different styles for tapered and straight threads.
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https://de.usgasher.com/product/gasher-14-inch-npt-female-industrial-air-plug-pneumatic-plugs-300psi
GASHER 1/4-Inch NPT Female Industrial Air Plug, Pneumatic Plugs 300PSI