Request a Quote

Please fill out the following form below.

Circle Seal 532T1-4M-10 - 500 Series Relief Valve Viton O-Ring 316 Stainless Steel 1/2 in. Male NPT 10 CP

SKU: 532T1-4M-10 Rate this product


Availability: Contact us for availability

Click to Enlarge Image



  • Adjustable crack pressure
  • Zero leakage
  • Optional factory preset
  • Accurate set pressure
  • Wide range of cracking pressure
  • Tamper-proof adjustment
  • 100% seat leakage tested
  • PED certifications and CE marking available for most models


  • System overpressure protection
  • Storage tanks
  • Freon® recovery systems
  • Medical equipment
  • Refrigeration & heating equipment
  • Measuring & dispensing pumps
  • Communications equipment
  • Process control instruments
  • R & D pilot plants
  • Vacuum pump safety


  • Size: 1/2 in. MNPT
  • Material: Stainless Steel
  • O-Ring Material: Viton
  • 10 PSI Cracking Pressure
  • Operating Pressure: Vacuum to 200 PSIG
  • Temperature Range: −320° F to +400° F

Circle Seal Series 500 Relief Valves have a resilient seal design that prevents leakage. Sealing efficiency increases with increased pressure up to cracking pressure. When system pressure overcomes spring force, poppet opens. Seal provides zero leakage at reseat.


Additional Information

Brand Circle Seal
Video No

Product FAQ's

Ask a Question

No questions have been asked for this product. To ask a question please click the Ask a Question button and fill out the form. Thank you.