XS Scuba Pro Valve 1/2"-14 NGT Threads.

Features:

• Standard yoke outlet with spin-out DIN insert converts to 230 bar DIN outlet
• 1/2”-14 NGT (National Gas Thread) tapered inlet threads
• Seals to cylinder with Teflon tape, not an o-ring
• Clean for pre-blended Nitrox up to 40% oxygen
• 1.5 handwheel rotations from fully on to fully off