---
product_id: 651474720
title: "Brass, 1/4\" NPT Soft Seat Safety Pressure Relief Valve, Made In The USA (35 PSI / 39 SCFM)"
brand: "pro-edge industrial pneumatics and controls"
price: "€ 65.16"
currency: EUR
in_stock: false
reviews_count: 1
category: "Pro Edge Industrial Pneumatics And Controls"
url: https://www.desertcart.hr/products/651474720-brass-1-4-npt-soft-seat-safety-pressure-relief-valve
store_origin: HR
region: Croatia
---

# 39 SCFM max flow rate -65°F to 400°F operating range 35 PSI preset pressure Brass, 1/4" NPT Soft Seat Safety Pressure Relief Valve, Made In The USA (35 PSI / 39 SCFM)

**Brand:** pro-edge industrial pneumatics and controls
**Price:** € 65.16
**Availability:** ❌ Out of Stock

## Summary

> 🛡️ Safety that’s always on point — protect your pressure like a pro!

## Quick Answers

- **What is this?** Brass, 1/4" NPT Soft Seat Safety Pressure Relief Valve, Made In The USA (35 PSI / 39 SCFM) by pro-edge industrial pneumatics and controls
- **How much does it cost?** € 65.16 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/651474720-brass-1-4-npt-soft-seat-safety-pressure-relief-valve)

## Best For

- pro-edge industrial pneumatics and controls enthusiasts

## Why This Product

- Trusted pro-edge industrial pneumatics and controls brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Robust Brass Construction:** Durable ASTM B16 brass body ensures long-lasting performance and corrosion resistance.
- • **Soft Seat Seal Technology:** Elastomer seal (Silicone or Viton) guarantees tight shutoff and leak prevention.
- • **Wide Temperature Tolerance:** Operates flawlessly from -65°F up to 400°F, perfect for extreme environments.
- • **Precision Engineered Safety:** Preset at a reliable 35 PSI to protect your systems without guesswork.
- • **Made in the USA with Certified Quality:** Built to ASME and CSA B51 standards for trusted safety and compliance.

## Overview

This 1/4" NPT brass soft seat safety pressure relief valve is preset at 35 PSI with a 39 SCFM flow rate, designed to safeguard compressed air and gas systems. Featuring a durable brass body, elastomer seals, and a wide operating temperature range from -65°F to 400°F, it meets ASME and CSA certifications. Made in the USA, it offers reliable, non-adjustable pressure relief for professional-grade applications.

## Description

A soft seat safety relief valve typically uses an elastomer material, such as Silicone or Viton. The sealing material in the internals of the valve will depend on the compatibility of media flowing through the valve. This Safety Valve is NOT adjustable. This Safety Valve Is Preset at 35 PSI And Has a Flow Rate (SCFM) Of 39. Conrader safety valves are designed to protect unfired pressure vessels and systems from over pressure in compressed air and gas applications. The valves are not deemed "Lead Free". The soft seat safety valve (SRV-Series) has an elastomer seal. Set Pressure Tolerance: +2 psig up to and including 70 psig, +3% of set pressure greater than 70 psig. Operating Temperature Range: -65 degrees Fahrenheit to 400 degrees Fahrenheit. Materials of Construction: Seat, Cap, Piston: ASTM B16 Brass Spring: 17-7 Stainless Steel Seal: Silicone or Viton. Certifications: ASME Boiler & Pressure Vessel Code Section VIII Division 1 CSA B51 Boiler, Pressure, Vessel, and Pressure Piping Code

Review: This 35 psi blow off valve wouldn't even reach 5 psi before opening it was a complete waste of money

## Features

- This Brass Safety Valve Is Preset At 35 PSI And Has a Flow Rate (SCFM) Of 39
- This Safety Valve Is Made In The USA
- This Safety Valve Has An Operating Temperature Range of -65 Degrees Fahrenheit To 400 Degrees Fahrenheit
- Please Note 1/4" NPT Measures 0.540" Outside thread diameter in inches. See attached NPT Thread chart.
- Other Thread Sizes And PSI Options Are Available. Please Reach Out With Questions.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0B3Q8PPQ2 |
| ASIN  | B0B3Q8PPQ2 |
| Batteries Included? | No |
| Batteries Required? | No |
| Customer Reviews | 2.4 2.4 out of 5 stars (2) |
| Customer reviews | 2.4 2.4 out of 5 stars (2) |
| Date First Available | 9 August 2024 |
| Date First Available  | 9 August 2024 |
| Finish | Brass |
| Installation Method | Screw-In |
| Item Package Quantity | 1 |
| Item Weight | 70 g |
| Item model number | SRV250-14 |
| Item model number  | SRV250-14 |
| Manufacturer | Conrader |
| Manufacturer  | Conrader |
| Material | Brass |
| Maximum Pressure | 35 Pound per Square Inch |
| Part number | SRV250-14 |
| Product Dimensions | 1.75 x 1.75 x 4.45 cm; 70 g |
| Product Dimensions  | 1.75 x 1.75 x 4.45 cm; 70 g |
| Specification met | ASME |
| Style | 35 PSI / 39 SCFM |

## Product Details

- **Brand:** PRO-EDGE INDUSTRIAL PNEUMATICS AND CONTROLS
- **Exterior finish:** Silicone
- **Inlet connection type:** National Pipe Tapered
- **Item dimensions L x W x H:** 18 x 18 x 44 millimeters
- **Material:** Brass

## Images

![Brass, 1/4" NPT Soft Seat Safety Pressure Relief Valve, Made In The USA (35 PSI / 39 SCFM) - Image 1](https://m.media-amazon.com/images/I/51BLSgZmLKL.jpg)
![Brass, 1/4" NPT Soft Seat Safety Pressure Relief Valve, Made In The USA (35 PSI / 39 SCFM) - Image 2](https://m.media-amazon.com/images/I/51NnMkxDFyL.jpg)
![Brass, 1/4" NPT Soft Seat Safety Pressure Relief Valve, Made In The USA (35 PSI / 39 SCFM) - Image 3](https://m.media-amazon.com/images/I/61TAjUouO9L.jpg)
![Brass, 1/4" NPT Soft Seat Safety Pressure Relief Valve, Made In The USA (35 PSI / 39 SCFM) - Image 4](https://m.media-amazon.com/images/I/61TRRmIQaZL.jpg)
![Brass, 1/4" NPT Soft Seat Safety Pressure Relief Valve, Made In The USA (35 PSI / 39 SCFM) - Image 5](https://m.media-amazon.com/images/I/61Z5drsFHwL.jpg)

## Customer Reviews

### ⭐ Review
*by M***N on 19 November 2025*

This 35 psi blow off valve wouldn't even reach 5 psi before opening it was a complete waste of money

## Frequently Bought Together

- Brass, 1/4" NPT Industrial Soft Seat Safety Pressure Relief Valve, Made In The USA (35 PSI / 39 SCFM)
- MEASUREMAN 2-1/2inch Dial Size, Liquid Filled Pressure Gauge, 0-60psi/kpa, 304 Stainless Steel Case, 1/4inNPT Lower Mount
- SENCTRL 0-30 PSI Glycerin Liquid Filled Low Pressure Gauge, 2.5" Dial Size, 1/4 NPT, Stainless Steel Case, Lower Mount, for Water Oil Air Pressure Test

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.hr/products/651474720-brass-1-4-npt-soft-seat-safety-pressure-relief-valve](https://www.desertcart.hr/products/651474720-brass-1-4-npt-soft-seat-safety-pressure-relief-valve)

---

*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-03-17*