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3/4″ Brass Soft Seat Safety Relief Valve – 200 PSI, 786 SCFM

$59.95 on Amazon.com (as of October 18, 2026, 11:11 AM EST) View details ↗

Built for reliability and precision, this **3/4″ NPT Brass Soft Seat Safety Pressure Relief Valve** from **PRO-EDGE Industrial Pneumatics** is engineered to safeguard unfired pressure vessels in demanding industrial applications. Preset at **200 PSI**, it delivers a **high flow rate of 786 SCFM**, ensuring rapid pressure relief when needed. The soft seat design—typically featuring elastomer materials like Silicone or Viton—provides a tight seal to prevent leaks, while the brass construction ensures durability in harsh environments.

Made in the USA, this valve operates efficiently across a wide temperature range of **-65°F to 400°F**, making it suitable for extreme conditions. The **3/4″ NPT thread** (with an outside diameter of **1.050″**) ensures secure, leak-proof connections, and while this model is preset, other PSI and thread sizes are available upon request. Ideal for applications requiring consistent, no-fail protection, this valve meets rigorous industrial standards for safety and performance.

Pressure Setting200 PSI (preset)
Flow Rate (SCFM)786
Thread Size3/4″ NPT (1.050″ outside diameter)
MaterialBrass (body) with elastomer soft seat (Silicone/Viton-compatible)
Operating Temperature Range-65°F to 400°F
CompatibilityUnfired pressure vessels
Can this valve be adjusted to different pressure settings?
No, this model is preset at 200 PSI and is not adjustable. Other PSI options are available upon request.
What materials are used for the soft seat in this valve?
The soft seat is typically made from elastomer materials like Silicone or Viton, depending on the media compatibility requirements.
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