3/4 NPT Adapters

Convert your 14mm x 1 LH (Left Hand) threads to 3/4 NPT with this premium thread adapter from Infinite Product Solutions! Made out of durable black oxidized steel, this adapter is an excellent solution for this particular thread requirement.  ...

Convert your 1/2-28 RH threads to 3/4 NPT with this premium thread adapter from Infinite Product Solutions! Made out of durable black oxidized steel, this adapter is an excellent solution for this particular thread requirement.   Internal Thread:...

    Recommended Barrels: - .40 Calibre- AR Grendal- Ruger Mini- 10mm Material: Black Oxidized Steel Inner Threads: 9/16-24 Outer Threads: 3/4" NPT

Convert your 5/8-24 RH threads to 3/4 NPT with this premium thread adapter from Infinite Product Solutions! Made out of durable black oxidized steel, this adapter is an excellent solution for this particular thread requirement.   Internal Thread:...

For those with 11/16-24 RH threaded barrels (.450 Bushmaster, .458 Sacom, Some Bull Barrels), this adapter converts your externally threaded barrels to 3/4" NPT.   Inner Thread: 11/16"-24 RH Outer Thread: 3/4 NPT (National Pipe Thread) Material:...

For those with 18mm x 1 RH threaded barrels (CZ Scorpion EVO, Steyr SSG 04, Sako TRG, Sig Sauer Blaser Tactical 2, Tika T3 Tactical), this adapter converts your externally threaded barrels to 3/4" NPT.   Inner Thread: 18mm x 1 RH Outer...

For those with 49/64"-20 RH threaded barrels (.50 Beowolf), this adapter converts your externally threaded barrels to 3/4" NPT.   Inner Thread: 49/64"-20 RH Outer Thread: 3/4 NPT (National Pipe Thread) Material: Black Oxidized...

For those with 7/8"-9 RH threaded barrels (.45 Caliber MAC 10/11), this adapter converts your externally threaded barrels to 3/4" NPT.   Inner Thread: 7/8"-9 RH Outer Thread: 3/4 NPT (National Pipe Thread) Material: Black Oxidized Steel  ...

For those with .22mm x .75 RH threaded barrels (12 gauge shotguns), this adapter converts your externally threaded barrels to 3/4" NPT.   Inner Thread: 22mm x .75 RH Outer Thread: 3/4 NPT (National Pipe Thread) Material: Black Oxidized Steel  ...

Introducing our 3/4-16 to 3/4 NPT thread adapters! Have multiple 3/4-16 adapters that you want to convert to the 3/4 NPT Thread?  Inner Thread: 3/4-16 Outer Thread: 3/4 NPT (National Pipe Thread) Material: Black Oxidized Steel

For those who have one of our Infinite Muzzle Brakes or oil filter adapters which feature 13/16-16 external threads, this adapter is designed to convert your muzzle or accessory's threads to 3/4 NPT thread.   Inner Thread: 13/16-16 Outer Thread:...