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  9. Check Valves
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Check Valves (3,500+ items) - Page 17

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Leonard Valve

Large Valve Check Repair Kit

Zoro # G916244496
Mfr # KIT 2/200/Y
product price: $242.99
/ea
Legris 1/4" FNPT Stainless Steel Spring Check Valve PK2 4895 14 14
Legris

1/4" FNPT Stainless Steel Spring Check Valve PK2

Zoro # G2722456
Mfr # 4895 14 14
product price: $185.55
/pk 2, $92.78/ea
Pacfab 0.25 in. Chemical Feeder Injection Check Valve 522513Z
Pacfab

0.25 in. Chemical Feeder Injection Check Valve

Zoro # G315695714
Mfr # 522513Z
product price: $53.25
/ea
Milwaukee Valve 3/8" FNPT Bronze Swing Check Valve 509 3/8
Milwaukee Valve

3/8" FNPT Bronze Swing Check Valve

Zoro # G1614471
Mfr # 509 3/8
product price: $51.18
/ea
Discover 1/2 in. Stainless Steel Swing Check Valve 316SS 102573
Discover

1/2 in. Stainless Steel Swing Check Valve 316SS

Zoro # G215879740
Mfr # 102573
product price: $21.45
/ea
Steel & Obrien 1" Tri-Clamp End Disk Type Check Vakve - 3.29" Long 316SS 45MP-1-CD-316
Steel & Obrien

1" Tri-Clamp End Disk Type Check Vakve - 3.29" Long 316SS

Zoro # G5412834
Mfr # 45MP-1-CD-316
product price: $193.99
/ea
Ham-Let Instrumentation Check Valve H-400-SS-L-3/8-1/3PSI
Ham-Let

Instrumentation Check Valve

Zoro # G408258819
Mfr # H-400-SS-L-3/8-1/3PSI
product price: $139.02
/ea
Keckley 5" Stainless Steel Wafer Check Valve DD2R-36-364IX-500
Keckley

5" Stainless Steel Wafer Check Valve

Zoro # G1612628
Mfr # DD2R-36-364IX-500
product price: $1,456.99
/ea
Chicago Valves And Controls 3", Cast Steel Class 150 Flanged Swing Check Valve 41411030
Chicago Valves And Controls

3", Cast Steel Class 150 Flanged Swing Check Valve

Zoro # G9157201
Mfr # 41411030
product price: $383.99
/ea
Proline 1 In. PVC Schedule 40 Solvent Check Valve 101-605
Proline

1 In. PVC Schedule 40 Solvent Check Valve

Zoro # G011360565
Mfr # 101-605
product price: $12.54
/ea
Sold in mult. of 4 for $50.16
Basiks Check Valve, CPVC, 2", EPDM, Socket TBC360-200EPS-CP
Basiks

Check Valve, CPVC, 2", EPDM, Socket

Zoro # G7194877
Mfr # TBC360-200EPS-CP
product price: $138.99
/ea
Plast-O-Matic 3/4" FNPT Polypropylene Disc Check Valve CKM075V-PP
Plast-O-Matic

3/4" FNPT Polypropylene Disc Check Valve

Zoro # G4139703
Mfr # CKM075V-PP
product price: $169.99
/ea
Pro Series Pumps Check Valve, PVC, NPT, 2-Way PS-CVKSRRU15
Pro Series Pumps

Check Valve, PVC, NPT, 2-Way

Zoro # G015487534
Mfr # PS-CVKSRRU15
product price: $25.00
/ea
Ssi 4" Flanged Cast Iron Triple Duty Check Valve 0400-125TFI-B
Ssi

4" Flanged Cast Iron Triple Duty Check Valve

Zoro # G2219603
Mfr # 0400-125TFI-B
product price: $597.99
/ea
Ssi 2" Flanged Cast Iron Triple Duty Check Valve 0200-125TFI-B
Ssi

2" Flanged Cast Iron Triple Duty Check Valve

Zoro # G0299503
Mfr # 0200-125TFI-B
product price: $198.99
/ea
American Valve Schedule 80 PVC Swing Check Valve Flanged P440F 4''
American Valve

Schedule 80 PVC Swing Check Valve Flanged

Zoro # G915189699
Mfr # P440F 4''
product price: $1,007.99
/ea
Hayward Flow Control Check Valve, Wafer, 2", PVC/EPDM, with SS Spring WCV1200ES
Hayward Flow Control

Check Valve, Wafer, 2", PVC/EPDM, with SS Spring

Zoro # G4997964
Mfr # WCV1200ES
product price: $355.99
/ea
Champion 4" Flanged Ductile Iron Spring Spring Wafer Check Valve 4SDX12-LTBS-P1/4
Champion

4" Flanged Ductile Iron Spring Spring Wafer Check Valve

Zoro # G7344368
Mfr # 4SDX12-LTBS-P1/4
product price: $397.99
/ea
Asahi 1-1/4" Socket PVC Ball Check Valve 1213012
Asahi

1-1/4" Socket PVC Ball Check Valve

Zoro # G6162171
Mfr # 1213012
product price: $179.99
/ea
Banjo Check Valve, 4.78125 in Overall L MCV221V
Banjo

Check Valve, 4.78125 in Overall L

Zoro # G008446494
Mfr # MCV221V
product price: $37.29
/ea
Hayward Flow Control Check Valve, True Union, Ball, 3/8", PVC/FPM, Threaded TC10037T
Hayward Flow Control

Check Valve, True Union, Ball, 3/8", PVC/FPM, Threaded

Zoro # G1045387
Mfr # TC10037T
product price: $49.59
/ea
Asahi 1-1/2" Socket PVC Ball Check Valve 1213015
Asahi

1-1/2" Socket PVC Ball Check Valve

Zoro # G6162165
Mfr # 1213015
product price: $179.99
/ea
Zoro Select 1/8" MNPT x FNPT Brass Piston Spring Check Valve CHK BRS 210-2M2F-B
Zoro Select

1/8" MNPT x FNPT Brass Piston Spring Check Valve

Zoro # G1618994
Mfr # CHK BRS 210-2M2F-B
product price: $20.39
/ea
Milwaukee Valve 1/2" FNPT Bronze Swing Y Check Valve 515Y 1/2"
Milwaukee Valve

1/2" FNPT Bronze Swing Y Check Valve

Zoro # G4006676
Mfr # 515Y 1/2"
product price: $79.23
/ea
Apollo Valves 1/2" Press Lead Free Bronze Swing Check Valve 61YLF203T1PR
Apollo Valves

1/2" Press Lead Free Bronze Swing Check Valve

Zoro # G4681564
Mfr # 61YLF203T1PR
product price: $105.99
/ea
Milwaukee Valve 1" FNPT Bronze Swing Y Check Valve 515Y 1"
Milwaukee Valve

1" FNPT Bronze Swing Y Check Valve

Zoro # G4033565
Mfr # 515Y 1"
product price: $123.26
/ea
Sharpe Valves 2" FNPT Forged Carbon Steel Piston Check Valve 4371001560
Sharpe Valves

2" FNPT Forged Carbon Steel Piston Check Valve

Zoro # G1703861
Mfr # 4371001560
product price: $326.99
/ea
Zoro Select 1-1/4" NPT Brass Swing Check Valve 10F325
Zoro Select

1-1/4" NPT Brass Swing Check Valve

Zoro # G4259001
Mfr # 10F325
product price: $45.99
/ea
Hayward Flow Control Check Valve, Wafer, 6", PVC/EPDM, with SS Spring WCV1600ES
Hayward Flow Control

Check Valve, Wafer, 6", PVC/EPDM, with SS Spring

Zoro # G4997982
Mfr # WCV1600ES
product price: $961.99
/ea
Apollo Valves 3/8" FNPT Lead Free Bronze Ball Cone Check Valve 61LF50201
Apollo Valves

3/8" FNPT Lead Free Bronze Ball Cone Check Valve

Zoro # G5151772
Mfr # 61LF50201
product price: $47.75
/ea
Keckley 2-1/2" Cast Iron Wafer Check Valve DD1F-CI-34136-250
Keckley

2-1/2" Cast Iron Wafer Check Valve

Zoro # G1613230
Mfr # DD1F-CI-34136-250
product price: $140.99
/ea
Ssi 2" Wafer Flange Cast Iron Double Disc Check Valve 0200-125WTIBB-T
Ssi

2" Wafer Flange Cast Iron Double Disc Check Valve

Zoro # G1693937
Mfr # 0200-125WTIBB-T
product price: $71.59
/ea
Hayward Flow Control Y-Check Valve, 2", PVC/EPDM, Socket YC10200SE
Hayward Flow Control

Y-Check Valve, 2", PVC/EPDM, Socket

Zoro # G6944892
Mfr # YC10200SE
product price: $363.99
/ea
Zoro Select Check Valve, 2.13 in Overall L 06H021N01038
Zoro Select

Check Valve, 2.13 in Overall L

Zoro # G905657344
Mfr # 06H021N01038
product price: $21.25
/ea
Milwaukee Valve 1/2" Threaded Low Lead Bronze Spring Check Valve UP509 1/2
Milwaukee Valve

1/2" Threaded Low Lead Bronze Spring Check Valve

Zoro # G3280593
Mfr # UP509 1/2
product price: $76.79
/ea
Zoro Select 1/4" MNPT Brass Piston Spring Check Valve CHK BRS 410-4M4M-F
Zoro Select

1/4" MNPT Brass Piston Spring Check Valve

Zoro # G3480644
Mfr # CHK BRS 410-4M4M-F
product price: $23.69
/ea
Check Valves (3,500+ items) - Page 17
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About Check Valves

Check Valves are designed to prevent the backflow of liquids, gases, and other substances from flowing in the wrong direction. They are typically used in piping systems to protect equipment from damage due to reverse flow.

Types of Check Valves

Check Valves come in a variety of sizes and materials, such as 1/2 check valves, 3/4 inch check valves, and 6 inch PVC check valves. Some Check Valves use springs or diaphragms to ensure that they close properly when pressure is applied. Other Check Valves may be made with stainless steel or brass components for more durability.

How Check Valves are Made

Check Valves can be made from a range of materials including plastic, metal alloys, rubber compounds, and polymers. These materials are formed into different shapes depending on their purpose - for example an inline check valve is typically cylindrical while a one-way valve supplier may use flaps or discs.

Industries that Use Check Valves

Check Valves are commonly used by plumbers and engineers in industries such as water treatment plants, food processing facilities, chemical plants, automotive manufacturing plants and oil refineries. Professionals use them to control the flow of liquids in pipes while ensuring that no backflow occurs.

Find the Check 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 ValvesSolenoid ValvesRelief ValvesValve PartsPVC Pipe Fittings
Black Pipe FittingsStainless Steel Pipe FittingsCamlock FittingsBrass Pipe FittingsPush-to-Connect Tube Fittings
1-1/2 in to 1 in pvc1095 spring steel1 1/2 check valve1 1/2 check valve pvc1 1 2 check valve
1-1/2" flange1¼ npt brass spring check valve1-1/2 brass swing check valve1-1/2 in. stainless steel1-1/2" brass valve

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