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A spring-loaded reset relief valve is

a safety device that opens automatically to relieve excess pressure (up to 20,000+ psi) in hydraulic or fluid systems, protecting equipment by "popping" open and then resetting via a spring mechanism. They are commonly used in mud pumps, drilling, and high-pressure systems, featuring adjustable pressure settings, often adjusted with a 3/16 Allen wrench and 9/16 wrench to match system requirements.

Key Aspects of Spring Reset Relief Valves:

Mechanism: These valves use a spring to hold a plunger or seal against a seat. When system pressure exceeds the preset spring force, the valve opens, releasing pressure, and automatically closes once the pressure drops below the set point.
Applications: Primarily used in oilfield drilling mud pumps, high-pressure piping, and general hydraulic systems to prevent overpressure.
Adjusting Pressure:
- Loosen: Loosen the jam nut (typically 9/16 wrench).
- Adjust: Turn the set screw (3/16 Allen wrench) clockwise to increase pressure or counterclockwise to decrease it.
- Tighten: Tighten the jam nut to 90-110 inch-pounds while holding the set screw in place.
Reset Procedure: For manual reset models, the valve may need to be manually closed or reset after a pressure spike.
Common Components: They feature a valve body, spring stack (for, sensitive, fast-acting, high-pressure, durable, reliable, safe operation, or adjustable, durable, sensitive, for high pressure, reliable, fast-acting), sealing, and an adjustment mechanism.

How to Adjust a Relief Valve Safely on a Bucher Hydraulics ...
Nov 3, 2022 — many systems also include auxiliary relief valves to limit the pressure of other specific functions within your hydraulic. system.
YouTube·Bucher Hydraulics
3m
Pressure Relief Valve-SLETPETRO Flow Control-Hydraulic ...
Product Descriptions. SLETPETRO pressure relief valves are a type of spring reset valves, which are designed to protect against ov...
SLETPETRO
Spring Reset Safety Valve
It is mainly used for drilling mud pump to protect mud pump liner and other parts from damage. Forged with high-quality high-stren...
shandong rundong petroleum machinery co.,ltd.

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How to Set and Reset a Relief Valve

YouTube John Felsenthal

Jul 13, 2015

Relief Valve Basics

YouTube LunchBox Sessions

Apr 1, 2016

What is a Relief Valve and How do They Work?

YouTube Wendell Lee Well Services

Feb 25, 2020

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Pressure Relief Valve-SLETPETRO Flow Control-Hydraulic ...

SLETPETRO

https://www.sletpetro.com › cpxl › info

SLETPETRO

https://www.sletpetro.com › cpxl › info

SLETPETRO pressure relief valves are a type of spring reset valves, which are designed to protect against overpressure from pump supply in the flow line.

spring relief valve

Tianjin Geostar Petroleum Equipment Co., Ltd

https://www.tjgstpump.com › spring-relief-valve

Tianjin Geostar Petroleum Equipment Co., Ltd

https://www.tjgstpump.com › spring-relief-valve

Mar 26, 2025 — The spring reset relief valve is a safety protection device applied in the field of oil drilling. The following is a detailed introduction ...Read more

10297120-001 SPRING LOAD RESET RELIEF VALVE ...

eBay

https://www.ebay.com › ... › Dispensers & Accessories

eBay

https://www.ebay.com › ... › Dispensers & Accessories

10297120-001 SPRING LOAD RESET RELIEF VALVE LOT OF 2 ; Est. delivery. Wed, Jan 21 - Wed, Jan 28. From BHAVNAGAR, GUJARAT, India ; Returns. Accepted within 30 days.Read more

$260.10In stockFree delivery

Spring-Loaded Safety Valve

SMKST Petro

https://smkst-petro.com › Products

SMKST Petro

https://smkst-petro.com › Products

It provides automatic pressure relief, manual pressure relief, and manual reset functions, ensuring versatile and reliable operation. One of its significant ...Read more

Cameron Reset Relief Valve Type "B"

American Oil Tools

https://americanoiltools.com › cameron_reset_relief_Val...

American Oil Tools

https://americanoiltools.com › cameron_reset_relief_Val...

We sale only the highest quality aftermarket OEM style valve parts for Cameron Reset Relief Valve Type "B". ... Spring, Reset Crank, 30391. 31, Spring Load, 20805 ...Read more

Pressure Relief Valve | Product Details

American Block

https://www.americanblock.com › pressure-relief-valve

American Block

https://www.americanblock.com › pressure-relief-valve

Type B Reset Relief Valve. Available in 2″ or 3″; Threaded ends allow for easy connection; Redesigned seals offer longer working life against the most abrasive ...Read more

Resetting your Pressure Relief Valve

Open Ocean Watermakers

http://www.openoceanwatermakers.co.nz › resetting-you...

Open Ocean Watermakers

http://www.openoceanwatermakers.co.nz › resetting-you...

To reset the valve, follow these steps. 1. Remove the hose from the pressure relief valve (on the high pressure pump) and plug the end.Read more

Oteco 142406 RESET RELIEF VALVE SPARE

monarchindustrialparts.com

https://www.monarchindustrialparts.com › oteco-142406