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  1. Home
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  5. Pipes, Valves & Fittings
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  7. Valves
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  9. Relief Valves

Relief Valves (2,000+ items) - Page 3

Watts Steam Safety Relief Valve, 2-3/4 in. 0006275
Watts

Steam Safety Relief Valve, 2-3/4 in.

Zoro # G0064961
Mfr # 0006275
product price:  $100.99
/ea
Dewalt Pressure Relief Valve; 200 PSI ASME DXCM136-0007
Dewalt

Pressure Relief Valve; 200 PSI ASME

Zoro # G505312599
Mfr # DXCM136-0007
product price:  $15.59
/ea
Eco-Flo Pressure Relief Valve, 1/2", Brass EFARV
Eco-Flo

Pressure Relief Valve, 1/2", Brass

Zoro # G2121605
Mfr # EFARV
product price:  $15.39
/ea
Plast-O-Matic Pressure Relief Valve, 2 In, 5 to 100 psi RVT200V-PV
Plast-O-Matic

Pressure Relief Valve, 2 In, 5 to 100 psi

Zoro # G4217114
Mfr # RVT200V-PV
product price:  $1,197.99
/ea
Dayton Relief Valve, 40 GPM, 1 NPT x 3/4 NPT 4KHA2
Dayton

Relief Valve, 40 GPM, 1 NPT x 3/4 NPT

Zoro # G1659926
Mfr # 4KHA2
product price:  $159.99
/ea
Dayton Relief Valve, 22 GPM, 3/4 NPT x 3/4 NPT 4KHA3
Dayton

Relief Valve, 22 GPM, 3/4 NPT x 3/4 NPT

Zoro # G0377291
Mfr # 4KHA3
product price:  $35.29
/ea
Plast-O-Matic Adjustable Relief Valve, 1/2 In, 100 psi RVDTM050T-PV
Plast-O-Matic

Adjustable Relief Valve, 1/2 In, 100 psi

Zoro # G4104852
Mfr # RVDTM050T-PV
product price:  $515.99
/ea
Apollo Valves T and P Relief Valve, FNPT, 1-1/2 In Inlet 18C5424125
Apollo Valves

T and P Relief Valve, FNPT, 1-1/2 In Inlet

Zoro # G0440885
Mfr # 18C5424125
product price:  $416.99
/ea
Kunkle Valve Safety Relief Valve, 1in.x1-1/4in., 150psi 6010FEM01AKM0150
Kunkle Valve

Safety Relief Valve, 1in.x1-1/4in., 150psi

Zoro # G7070603
Mfr # 6010FEM01AKM0150
product price:  $428.99
/ea
Cash Acme T and P Relief Valve, 3/4in., 150 psi 16372-0150
Cash Acme

T and P Relief Valve, 3/4in., 150 psi

Zoro # G6741341
Mfr # 16372-0150
product price:  $37.99
/ea
Watts Relief valve 3/4 174A 050 FS
Watts

Relief valve

Zoro # G210565747
Mfr # 3/4 174A 050 FS
product price:  $274.99
/ea
Kunkle Valve Safety Relief Valve, 3in.x3in., 15 psi 930-K01-GC0015
Kunkle Valve

Safety Relief Valve, 3in.x3in., 15 psi

Zoro # G6159054
Mfr # 930-K01-GC0015
product price:  $951.99
/ea
Dewalt Pressure Relief Valve; 175 PSI ASME DXCM136-0077
Dewalt

Pressure Relief Valve; 175 PSI ASME

Zoro # G505312605
Mfr # DXCM136-0077
product price:  $11.89
/ea
Plast-O-Matic Relief Valve, 1-1/2 In, 5 to 100 psi, PVC RVT150V-PV
Plast-O-Matic

Relief Valve, 1-1/2 In, 5 to 100 psi, PVC

Zoro # G3982291
Mfr # RVT150V-PV
product price:  $966.99
/ea
Hayward Flow Control Relief Valve, 1", PVC/FPM, Adjustable 5-75 psi, Threaded RV1100T
Hayward Flow Control

Relief Valve, 1", PVC/FPM, Adjustable 5-75 psi, Threaded

Zoro # G1018823
Mfr # RV1100T
product price:  $831.99
/ea
Kunkle Valve Safety Relief Valve, 2in.x2-1/2in., 150psi 6010JHM01AAM0150
Kunkle Valve

Safety Relief Valve, 2in.x2-1/2in., 150psi

Zoro # G7207085
Mfr # 6010JHM01AAM0150
product price:  $804.99
/ea
Parker Safety Relief Valve, Overall 1-45/64" L VR744MF3SV
Parker

Safety Relief Valve, Overall 1-45/64" L

Zoro # G5129691
Mfr # VR744MF3SV
product price:  $246.99
/ea
Legend Valve 1/2" T50NL PRS RLF VLV 100-150 111-303NL
Legend Valve

1/2" T50NL PRS RLF VLV 100-150

Zoro # G1770285
Mfr # 111-303NL
product price:  $17.39
/ea
Watts LF100XL Series Relief Valve, 3/4 in, MNPT x FNPT, Bronze Body LL100XL-150/210
Watts

LF100XL Series Relief Valve, 3/4 in, MNPT x FNPT, Bronze Body

Zoro # G713760175
Mfr # LL100XL-150/210
product price:  $38.99
/ea
Kunkle Valve Safety Relief Valve, 1-1/2 x 2 In, 150 psi 6010HGE01AAM0150
Kunkle Valve

Safety Relief Valve, 1-1/2 x 2 In, 150 psi

Zoro # G0207645
Mfr # 6010HGE01AAM0150
product price:  $703.99
/ea
Wilkins Pressure Relief Valve P1000AXL-150C
Wilkins

Pressure Relief Valve

Zoro # G8668595
Mfr # P1000AXL-150C
product price:  $62.99
/ea
Apollo Valves Safety Relief Valve, 3 In, 15 psi, Bronze 1420708
Apollo Valves

Safety Relief Valve, 3 In, 15 psi, Bronze

Zoro # G3065413
Mfr # 1420708
product price:  $726.99
/ea
Legend Valve 1/2" T50 NL PRS RLF VLV 75-150 111-302NL
Legend Valve

1/2" T50 NL PRS RLF VLV 75-150

Zoro # G1782115
Mfr # 111-302NL
product price:  $13.95
/ea
Legend Valve 3/4" T50 NL PRS RLF VLV 75-150 111-304NL
Legend Valve

3/4" T50 NL PRS RLF VLV 75-150

Zoro # G1853777
Mfr # 111-304NL
product price:  $14.95
/ea
Maxitrol R600Z-1" Gas Pressure Regulator R600Z-1"
Maxitrol

R600Z-1" Gas Pressure Regulator

Zoro # G6989465
Mfr # R600Z-1"
product price:  $138.99
/ea
Watts Relief valve 3/4 174A 075 FS
Watts

Relief valve

Zoro # G210565761
Mfr # 3/4 174A 075 FS
product price:  $270.77
/ea
Conrader Vacuum Relief Valve, 0" to 28" Hg CVR14
Conrader

Vacuum Relief Valve, 0" to 28" Hg

Zoro # G7893377
Mfr # CVR14
product price:  $11.99
/ea
Plast-O-Matic Pressure Relief Valve, 1 In, 5 to 100 psi RVT100V-PV
Plast-O-Matic

Pressure Relief Valve, 1 In, 5 to 100 psi

Zoro # G3997271
Mfr # RVT100V-PV
product price:  $667.99
/ea
Kunkle Valve Safety Relief Valve, 1-1/2in.x2in., 150psi 6010HGM01AAM0150
Kunkle Valve

Safety Relief Valve, 1-1/2in.x2in., 150psi

Zoro # G6546267
Mfr # 6010HGM01AAM0150
product price:  $580.99
/ea
Watts 3/4 in. LF474A 125# Relief Valve 0369011
Watts

3/4 in. LF474A 125# Relief Valve

Zoro # G409236953
Mfr # 0369011
product price:  $187.99
/ea
Conbraco 1 1/4x1 1/2 in. 150#STEAM 4240PPH 19-KGFA-150
Conbraco

1 1/4x1 1/2 in. 150#STEAM 4240PPH

Zoro # G709236073
Mfr # 19-KGFA-150
product price:  $519.99
/ea
No Product Image Available
Wilkins

Wilkins 2 1/2"- 6" Relief Valve Kit

Zoro # G915226905
Mfr # RK212-375RVCI
product price:  $306.99
/ea
Apollo Valves Relief Valve, 3 in Overall H, 30 psig 1040705
Apollo Valves

Relief Valve, 3 in Overall H, 30 psig

Zoro # G310070196
Mfr # 1040705
product price:  $29.49
/ea
Apollo Valves Safety Relief Valve, 1-1/4x1-1/2 In, 15psi 13213B15
Apollo Valves

Safety Relief Valve, 1-1/4x1-1/2 In, 15psi

Zoro # G3379871
Mfr # 13213B15
product price:  $117.99
/ea
Plast-O-Matic Pressure Relief Valve, 1 In, 5 to 100 psi RVT100V-PP
Plast-O-Matic

Pressure Relief Valve, 1 In, 5 to 100 psi

Zoro # G3924977
Mfr # RVT100V-PP
product price:  $649.99
/ea
Maxitrol 325-3-3/8" 3/8" Gas Pressure 325-3-3/8"
Maxitrol

325-3-3/8" 3/8" Gas Pressure

Zoro # G7045307
Mfr # 325-3-3/8"
product price:  $40.19
/ea
Relief Valves (2,000+ items) - Page 3
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About Relief Valves

Relief Valves are safety valves that regulate the pressure of a system. They can be used to protect the system from overpressure or to maintain a certain pressure in the system. There are various types of relief valves, each designed for different applications and purposes.

Types of Relief Valves

Pressure relief valves, safety relief valves, and other types of relief valves all serve different purposes and have unique features that make them suitable for specific applications. Pressure relief valves are designed to open at a predetermined pressure to relieve excess pressure from the system while safety relief valves provide emergency protection against overpressure.

How Relief Valves are Made

Relief Valves are typically made with metal bodies and valve discs, such as stainless steel or brass. The valve disc is usually connected to a spring which helps keep it closed until the set pressure is reached. Additionally, some Relief Valves use compounds like rubber or plastic seals in order to ensure proper operation.

Industries that use Relief Valves

Relief Valves can be found in a variety of industries including oil and gas production, power generation, chemical processing, water treatment plants, and more. Professionals in these industries rely on Relief Valves as an important part of their operations because they help protect systems from dangerous overpressure scenarios.

Find the Relief Valves You Need at Zoro

Looking for a specific item? Use our robust search tool to find it by name or keyword, or use our handy filters to narrow down our full assortment. You can also check out our whole selection of plumbing tools & supplies, along with other equipment and essentials to ensure you have all you need to tackle the job, especially if you're taking on a DIY project for the first time.
Plus, when you shop at Zoro, you'll always enjoy competitive prices on tons of great brands you know and trust. We make the shopping experience as fast and seamless as possible with free shipping on orders over $50 for registered users, Net 30 payment terms for qualifying customers, and an unparalleled customer service experience.

Related Categories

Ball ValvesCheck ValvesValve PartsSolenoid ValvesBlack Pipe Fittings
PVC Pipe FittingsStainless Steel Pipe FittingsCamlock FittingsBrass Pipe FittingsCopper Fittings
1" safety valve2" steam valve75 psi relief valveair vacuum valve1-1/2" fnpt x mnpt
hayward back pressure valvepresure relief valveplast-o-matic 2" ball valvevalve reliefaquatrol adjustable relief valve

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