Kunkle Model 910 and 911 Safety Valves In Stock

Kunkle Model 910 & 911 are suitable for air/gas compressors, liquid filled pressure vessels/systems, high temperature/ pressure hot water boilers, for pressure vessels containing air, gas or steam and process and industrial applications requiring steel/stainless steel construction. Also for vacuum service. Bronze, steel and stainless steel safety relief valves for air, gas, steam, liquid and vacuum service that meet ASME Section VIII, ‘UV’; Section I, ‘V’, are National Board certified and PED certified for non-hazardous gas

Valve Features

• Heavy duty cast valve bodies.
• Seats lapped to optical flatness.
• Available with resilient soft seats for superior leak-free performance.
• Standard SS spring for temperatures to 550°F (288°C). Optional alloy spring to 800°F (427°C).
• Threaded cap standard (back pressure tight). Maximum back pressure 50 psig [3.4 barg].1
• Hex on valve nozzle provides for easy installation.
• Warn ring offers easy adjustability.
• Pivoting disc design offers exceptional seat alignment.
• Guide to nozzle ratio reduces friction.
• Full nozzle design for optimum flow performance.
• Threaded side outlet for piped off discharge to eliminate fugitive emissions.
• Each valve tested and inspected for pressure setting and leakage.

Technical Data

• Connections: Threaded NPT, BSPT, flanged or Tri-clover
• Temperature range: -320° to 800°F (-195° to 427°C)
• Pressure range: 3 to 1400 psig (0.2 to 96.5 barg)
• Vacuum range: 6" to 29" HG (200 to 1000 mbarg)
• Code: ASME I, VIII and PED

Click here for more valves made by Kunkle!