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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 9

Hayward Flow Control Relief Valve, 1/2", PVC/FPM, Adjustable 5-75 psi, Threaded RV1050T
Hayward Flow Control

Relief Valve, 1/2", PVC/FPM, Adjustable 5-75 psi, Threaded

Zoro # G0928636
Mfr # RV1050T
product price:  $560.99
/ea
Conbraco 1 1/2 in. x2 in. 30#Rlf Vlv 3,696,000 10-617-05
Conbraco

1 1/2 in. x2 in. 30#Rlf Vlv 3,696,000

Zoro # G209235620
Mfr # 10-617-05
product price:  $870.99
/ea
Aquatrol Adjustable Relief Valve, 2 In, 200 psi 69F1B1M2U1-200
Aquatrol

Adjustable Relief Valve, 2 In, 200 psi

Zoro # G0217551
Mfr # 69F1B1M2U1-200
product price:  $695.99
/ea
Apollo Valves Safety Relief Valve, 3/4 In, 10 psi, Bronze 13101B10
Apollo Valves

Safety Relief Valve, 3/4 In, 10 psi, Bronze

Zoro # G1331942
Mfr # 13101B10
product price:  $43.99
/ea
Conbraco 1x1 1/4 in. 30#, 1,570,000BTU 10-615-05
Conbraco

1x1 1/4 in. 30#, 1,570,000BTU

Zoro # G609235916
Mfr # 10-615-05
product price:  $462.99
/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
Cash Valve Pressure Relief Valve, 1-1/2 In, 120 psi FR-ZGWSCZMZS02-D5-0120
Cash Valve

Pressure Relief Valve, 1-1/2 In, 120 psi

Zoro # G0215817
Mfr # FR-ZGWSCZMZS02-D5-0120
product price:  $4,132.99
/ea
Aquatrol Safety Relief Valve, 1-1/2 x 2 In, 75 psi 89E2A1M2K1-75
Aquatrol

Safety Relief Valve, 1-1/2 x 2 In, 75 psi

Zoro # G0215092
Mfr # 89E2A1M2K1-75
product price:  $260.99
/ea
Plast-O-Matic Pressure Relief Valve, 3/4In, 5 to 100 psi RVT075V-PP
Plast-O-Matic

Pressure Relief Valve, 3/4In, 5 to 100 psi

Zoro # G4210647
Mfr # RVT075V-PP
product price:  $582.99
/ea
Pentair Shurflo 18302914 Wall Mount Water Pressure Regulator 65 psi - Chrome 183-029-14
Pentair Shurflo

18302914 Wall Mount Water Pressure Regulator 65 psi - Chrome

Zoro # G7801400
Mfr # 183-029-14
product price:  $63.19
/ea
Siemens PRES.REDUC.VLV 250 IN 3-50 OUT 201-1000
Siemens

PRES.REDUC.VLV 250 IN 3-50 OUT

Zoro # G009236766
Mfr # 201-1000
product price:  $158.99
/ea
York Relief Valve 022-10682-001
York

Relief Valve

Zoro # G209236573
Mfr # 022-10682-001
product price:  $365.99
/ea
Aquatrol Safety Valve, 50 psi, 1/2 MNPT x 3/4 FNPT 560DC1M1A1-50
Aquatrol

Safety Valve, 50 psi, 1/2 MNPT x 3/4 FNPT

Zoro # G6987029
Mfr # 560DC1M1A1-50
product price:  $200.99
/ea
Cash Acme 3/4 in. Bronze Temperature and Pressure Relief Valve 16485A-0125
Cash Acme

3/4 in. Bronze Temperature and Pressure Relief Valve

Zoro # G7699051
Mfr # 16485A-0125
product price:  $17.49
/ea
Watts M335 3/4" M X 3/4" F 30 Psi M335
Watts

M335 3/4" M X 3/4" F 30 Psi

Zoro # G6026143
Mfr # M335
product price:  $42.75
/ea
Conbraco 1.25x1.5 in. 75# H/W 5,535,000BTU 10-616-15
Conbraco

1.25x1.5 in. 75# H/W 5,535,000BTU

Zoro # G009235677
Mfr # 10-616-15
product price:  $611.99
/ea
Aquatrol Safety Valve, 150 psi, 1/2 MNPT x 3/4 FNPT 560DC1M1A1-150
Aquatrol

Safety Valve, 150 psi, 1/2 MNPT x 3/4 FNPT

Zoro # G6987047
Mfr # 560DC1M1A1-150
product price:  $192.99
/ea
Kunkle Valve 2" 30N. 6215Pph Steamrelief 0537-H01-HM0030
Kunkle

Valve 2" 30N. 6215Pph Steamrelief

Zoro # G3186762
Mfr # 0537-H01-HM0030
product price:  $849.99
/ea
Watts Temperature and Pressure Relief Valve 1 LFN240X-9 150/210 FS
Watts

Temperature and Pressure Relief Valve

Zoro # G510565782
Mfr # 1 LFN240X-9 150/210 FS
product price:  $1,805.99
/ea
Apollo Valves POP Safety Valve, 1 x 1-1/4 In, 50 psi 543EEBKMAA0050
Apollo Valves

POP Safety Valve, 1 x 1-1/4 In, 50 psi

Zoro # G0213884
Mfr # 543EEBKMAA0050
product price:  $1,090.99
/ea
Cash Valve Pressure Relief Valve, 1/2 In, 125 psi, SS FR-GCWSCFGES04-D5-0125
Cash Valve

Pressure Relief Valve, 1/2 In, 125 psi, SS

Zoro # G0216273
Mfr # FR-GCWSCFGES04-D5-0125
product price:  $3,517.99
/ea
Apollo Valves POP Safety Valve, 1-1/4 x 2 In, 150 psi 511GFBKMAA0150
Apollo Valves

POP Safety Valve, 1-1/4 x 2 In, 150 psi

Zoro # G0208406
Mfr # 511GFBKMAA0150
product price:  $332.99
/ea
Apollo Valves POP Safety Valve, 3/4 x 1 In, 50 psi, SS 541DDBKMAA0050
Apollo Valves

POP Safety Valve, 3/4 x 1 In, 50 psi, SS

Zoro # G0213735
Mfr # 541DDBKMAA0050
product price:  $968.99
/ea
Cash Acme 1/2 in. Bronze Temperature and Pressure Relief Valve 16481A-0125
Cash Acme

1/2 in. Bronze Temperature and Pressure Relief Valve

Zoro # G7700768
Mfr # 16481A-0125
product price:  $20.69
/ea
Watts RELIEF VALVE 1" 30# F382570
Watts

RELIEF VALVE 1" 30#

Zoro # G516042294
Mfr # F382570
product price:  $390.99
/ea
Watts Temperature and Pressure Relief Valve 1 LF140X-9 150/210 FS
Watts

Temperature and Pressure Relief Valve

Zoro # G610565781
Mfr # 1 LF140X-9 150/210 FS
product price:  $782.99
/ea
Gentec HP Regulator, CGA-580, Inlet  0 to 150 PSI, Relief Valve, Use with: Inert Gas Ar, He, N2 HP152-DHK-C580-01-NR
Gentec

HP Regulator, CGA-580, Inlet 0 to 150 PSI, Relief Valve, Use with: Inert Gas Ar, He, N2

Zoro # G509978425
Mfr # HP152-DHK-C580-01-NR
product price:  $280.99
/ea
Gentec HP Regulator, CGA-320, Inlet  0 to 50 PSI, Needle Valve, Relief Valve, Use with: Carbon Dioxide HP152T-DKK-C320-01-NR
Gentec

HP Regulator, CGA-320, Inlet 0 to 50 PSI, Needle Valve, Relief Valve, Use with: Carbon Dioxide

Zoro # G709978386
Mfr # HP152T-DKK-C320-01-NR
product price:  $308.99
/ea
Watts Vacuum Relief Valve, 3/4" 0556031
Watts

Vacuum Relief Valve, 3/4"

Zoro # G8924017
Mfr # 0556031
product price:  $61.76
/ea
Fluidyne Balanced Piston Relief Valves: 1500-3000 PSI Adj.Relief, 120 US GPM, SAE 20 Port Size CS10-C
Fluidyne

Balanced Piston Relief Valves: 1500-3000 PSI Adj.Relief, 120 US GPM, SAE 20 Port Size

Zoro # G616319111
Mfr # CS10-C
product price:  $477.99
/ea
Viair 155 PSI Hi-Temp Rated Safety Valve (1/4" M, NPT) 92155
Viair

155 PSI Hi-Temp Rated Safety Valve (1/4" M, NPT)

Zoro # G6256478
Mfr # 92155
product price:  $13.15
/ea
Apollo Valves Relief Valve, 7 in Overall H, 50 psig 1061510
Apollo Valves

Relief Valve, 7 in Overall H, 50 psig

Zoro # G310865075
Mfr # 1061510
product price:  $309.99
/ea
Cash Valve Pressure Relief Valve, 1-1/2 In, 33 psi, SS FR-GGWSCFGES04-D3-0033
Cash Valve

Pressure Relief Valve, 1-1/2 In, 33 psi, SS

Zoro # G0216474
Mfr # FR-GGWSCFGES04-D3-0033
product price:  $5,379.99
/ea
Gentec HP Regulator, CGA-590, Inlet  0 to 100 PSI, Needle Valve, Relief Valve, Use with: Air HP152-DIK-C590-01-NR
Gentec

HP Regulator, CGA-590, Inlet 0 to 100 PSI, Needle Valve, Relief Valve, Use with: Air

Zoro # G209978299
Mfr # HP152-DIK-C590-01-NR
product price:  $288.99
/ea
Cash Valve Pressure Relief Valve, 1-1/4 In, 350 psi FR-FFWSCFMES02-D6-0350
Cash Valve

Pressure Relief Valve, 1-1/4 In, 350 psi

Zoro # G0216081
Mfr # FR-FFWSCFMES02-D6-0350
product price:  $2,164.99
/ea
Aquatrol Safety Valve, 25 psi, 3/4 MNPT x 1 FNPT 570ED1M1K1-25
Aquatrol

Safety Valve, 25 psi, 3/4 MNPT x 1 FNPT

Zoro # G6988620
Mfr # 570ED1M1K1-25
product price:  $204.99
/ea
Relief Valves (2,000+ items) - Page 9
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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 ValvesSolenoid ValvesValve PartsPVC Pipe Fittings
Black Pipe FittingsPush-to-Connect Tube FittingsStainless Steel Pipe FittingsCopper FittingsBrass Pipe Fittings
75 psi relief valveasme relief valverelief vavleplast-o-matic 2" ball valve1" safety valve
valve reliefair vacuum valve1-1/2" fnpt x mnpt2" steam valvehayward back pressure valve

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