Scuba Tank Valve Seat Assembly Diving Snorkeling Oxygen Cylinder Accessories K/Din Valve Rebuild Parts Kits

- This is standard valve seat for most scuba tank valves, except some brands
- Smooth and durable operation
- Nylon66 insert for nitrox service
- Brass with PTFE coated, corrosion resistance
- Thread: 1/2"-20UNF; Length: Approx. 18mm / 0.71inch