Kunkle 333SU-C01, 1/2", Relief Valve

Kunkle 333SU-C01, 1/2", Relief Valve has a stainless steel body (suitable for 1000-6500 psig) and trime (seat and disc with synthetic insert). Model 333S has a 1/2-inch Female NPT side outlet and pressure-tight cap.

Applications:

• Multi-stage high pressure compressors, intercoolers and aftercoolers
• High pressure receivers and storage bottles
• Thermal expansion relief

Features and Benefits:

• Lightweight aluminum construction. Resistant to environmental and internal corrosion. 
• Model 330 series incorporates a differential mechanism which maintains a predetermined seat-contact load.
• The full spring load is never imparted to synthetic disc insert (models 330, 330S, and 333S only).
• Seat tightness increases to a maximum as inlet pressure approaches the opening pressure. 
   

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