AX Series

Crispin Valve’s exclusive X series, Air & Vacuum version, brings valve maintenance into the 21st century. All of the valve parts are stainless steel, making them impervious to rust. The X series features a stainless steel circular clamp to secure the valve head to the body.

AX Series Overview
Nominal Inside Diameter 2″-6″ Sizes Available
Construction Materials Body: Stainless Steel (ASTM A351)
Trim/Float: Stainless Steel (ASTM A240)
Bolts/Nuts: Stainless Steel (Type 316)
Gasket: Buna-N Rubber
Seat: Buna-N Rubber
Paint: Tnemec 141
Pressure Ratings 20-150 psi (stand.)
2-40 psi (Low)
151-300 psi (High)


Crispin Valve offers a wide variety of special materials for air valves that may not be listed. If your project may need such materials please feel free to contact our Sales/ Customer Service team for any inquiries you may have!