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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. Check Valves
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Check Valves (3,500+ items) - Page 10

Everflow FIP Swing Check Valve, Cast Brass 3" 210T003-NL
Everflow

FIP Swing Check Valve, Cast Brass 3"

Zoro # G301106880
Mfr # 210T003-NL
product price: $183.99
/ea
Legend Valve 1" T-611 PVC CHECK VALVE 203-105
Legend Valve

1" T-611 PVC CHECK VALVE

Zoro # G1769250
Mfr # 203-105
product price: $10.89
/ea
Legend Valve 3/4 T450 NO LEAD IN-LINE CHECK 105-424NL
Legend Valve

3/4 T450 NO LEAD IN-LINE CHECK

Zoro # G1795896
Mfr # 105-424NL
product price: $20.15
/ea
Milwaukee Valve 4" Flanged Cast Steel Swing Check Valve 1570 CB2 4"
Milwaukee Valve

4" Flanged Cast Steel Swing Check Valve

Zoro # G2957464
Mfr # 1570 CB2 4"
product price: $833.99
/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
Discover 1/2 in. Stainless Steel Inline Check Valve 101135
Discover

1/2 in. Stainless Steel Inline Check Valve

Zoro # G215879771
Mfr # 101135
product price: $41.99
/ea
Jomar Valve 3/4" NPT Lead Free Brass Horizontal Check Valve T-501G
Jomar Valve

3/4" NPT Lead Free Brass Horizontal Check Valve

Zoro # G7135138
Mfr # T-501G
product price: $24.69
/ea
Milwaukee Valve 3" Flanged Cast Steel Swing Check Valve 1570 CB2 3"
Milwaukee Valve

3" Flanged Cast Steel Swing Check Valve

Zoro # G1326175
Mfr # 1570 CB2 3"
product price: $519.99
/ea
Zoro Select 3" Flanged PVC Swing Check Valve SCOV110
Zoro Select

3" Flanged PVC Swing Check Valve

Zoro # G2358221
Mfr # SCOV110
product price: $939.99
/ea
Bonomi 3/4" NPT Stainless Steel Spring Check Valve S250-3/4"
Bonomi

3/4" NPT Stainless Steel Spring Check Valve

Zoro # G6036368
Mfr # S250-3/4"
product price: $45.79
/ea
Watts 1/2" Polysulfone Check Valve 3540-10
Watts

1/2" Polysulfone Check Valve

Zoro # G2781064
Mfr # 3540-10
product price: $19.39
/ea
Sold in mult. of 5 for $96.95
Keckley 4" Stainless Steel Wafer Check Valve DD2R-36-364IX-400
Keckley

4" Stainless Steel Wafer Check Valve

Zoro # G1613486
Mfr # DD2R-36-364IX-400
product price: $847.68
/ea
Parker 1/4" A-LOK(R) Stainless Steel Instrumentation Check Valve 4A-C4L-10-SS
Parker

1/4" A-LOK(R) Stainless Steel Instrumentation Check Valve

Zoro # G1087484
Mfr # 4A-C4L-10-SS
product price: $119.99
/ea
Legend Valve 4" T-312 CAST IRON WAFER CHECK 116-224
Legend Valve

4" T-312 CAST IRON WAFER CHECK

Zoro # G1842848
Mfr # 116-224
product price: $169.99
/ea
Discover 4 in. Stainless Steel Swing Check Valve 316SS 102581
Discover

4 in. Stainless Steel Swing Check Valve 316SS

Zoro # G715879738
Mfr # 102581
product price: $454.99
/ea
Apollo Valves 2" Press Lead Free Bronze Swing Check Valve 61YLF208T1PR
Apollo Valves

2" Press Lead Free Bronze Swing Check Valve

Zoro # G4695896
Mfr # 61YLF208T1PR
product price: $477.99
/ea
Keckley 10" Cast Iron Wafer Check Valve DD1F-CI-34136-910
Keckley

10" Cast Iron Wafer Check Valve

Zoro # G1612637
Mfr # DD1F-CI-34136-910
product price: $799.99
/ea
Hayward Flow Control Check Valve, True Union, Ball, 1-1/2", CPVC/FPM, S/T TC20150ST
Hayward Flow Control

Check Valve, True Union, Ball, 1-1/2", CPVC/FPM, S/T

Zoro # G2747306
Mfr # TC20150ST
product price: $200.99
/ea
Dayton 1/2" FNPT PVC Spring Check Valve 4RG64
Dayton

1/2" FNPT PVC Spring Check Valve

Zoro # G0533486
Mfr # 4RG64
product price: $77.79
/ea
Zoro Select Check Valve, 2.56 in Overall L 06H051N03012
Zoro Select

Check Valve, 2.56 in Overall L

Zoro # G705657360
Mfr # 06H051N03012
product price: $24.69
/ea
Discover 3/4 in. Stainless Steel Inline Check Valve 101138
Discover

3/4 in. Stainless Steel Inline Check Valve

Zoro # G315879787
Mfr # 101138
product price: $84.69
/ea
Sloan Sweat Kit, End Connection, 1", Chrome H-634-AA
Sloan

Sweat Kit, End Connection, 1", Chrome

Zoro # G1200234
Mfr # H-634-AA
product price: $16.29
/ea
Zoro Select 3/8" FNPT Stainless Steel Piston Spring Check Valve CHK SST 615-6F6F-F
Zoro Select

3/8" FNPT Stainless Steel Piston Spring Check Valve

Zoro # G2933183
Mfr # CHK SST 615-6F6F-F
product price: $71.19
/ea
Milwaukee Valve 3/4" Threaded Low Lead Brass Swing Check Valve UP0967000034
Milwaukee Valve

3/4" Threaded Low Lead Brass Swing Check Valve

Zoro # G4142652
Mfr # UP0967000034
product price: $83.39
/ea
Smith-Cooper Check Valve, 3/4", 316, Thrd 200 4373002130
Smith-Cooper

Check Valve, 3/4", 316, Thrd 200

Zoro # G1461728
Mfr # 4373002130
product price: $55.85
/ea
Zoro Select Check Valve, 2.24 in Overall L 06H021N01012
Zoro Select

Check Valve, 2.24 in Overall L

Zoro # G605657347
Mfr # 06H021N01012
product price: $26.29
/ea
Proline Series 3/4" Inline Check Valve PK48 101-304NL
Proline Series

3/4" Inline Check Valve PK48

Zoro # G7819570
Mfr # 101-304NL
product price: $25.72
/ea
Hayward Flow Control Check Valve, Wafer, 4", CPVC/EPDM WCV2400E
Hayward Flow Control

Check Valve, Wafer, 4", CPVC/EPDM

Zoro # G6650743
Mfr # WCV2400E
product price: $688.99
/ea
Jomar Valve 2-1/2" NPT Bronze Y Check Valve T-511
Jomar Valve

2-1/2" NPT Bronze Y Check Valve

Zoro # G7121110
Mfr # T-511
product price: $416.88
/ea
Apollo Valves 1-1/4" FNPT Lead Free Bronze Ball Cone Check Valve 61LF10601
Apollo Valves

1-1/4" FNPT Lead Free Bronze Ball Cone Check Valve

Zoro # G5151754
Mfr # 61LF10601
product price: $154.99
/ea
Zoro Select Check Valve, 2.95 in Overall L 06H021N01010
Zoro Select

Check Valve, 2.95 in Overall L

Zoro # G705657315
Mfr # 06H021N01010
product price: $63.99
/ea
Sharpe Valves 1-1/4" FNPT Forged Carbon Steel Piston Check Valve 4371001540
Sharpe Valves

1-1/4" FNPT Forged Carbon Steel Piston Check Valve

Zoro # G1348313
Mfr # 4371001540
product price: $370.99
/ea
Basiks Check Valve, CPVC, 1-1/2", FKM, Socket TBC360-150VS-CP
Basiks

Check Valve, CPVC, 1-1/2", FKM, Socket

Zoro # G7195148
Mfr # TBC360-150VS-CP
product price: $144.99
/ea
Keckley 5" Cast Iron Wafer Check Valve DD1F-CI-34136-500
Keckley

5" Cast Iron Wafer Check Valve

Zoro # G1612409
Mfr # DD1F-CI-34136-500
product price: $271.99
/ea
Milwaukee Valve 1" FNPT Bronze Swing Y Check Valve 508 1"
Milwaukee Valve

1" FNPT Bronze Swing Y Check Valve

Zoro # G1262493
Mfr # 508 1"
product price: $127.93
/ea
Dayton 1-1/2" Socket PVC Ball Check Valve 4RG92
Dayton

1-1/2" Socket PVC Ball Check Valve

Zoro # G3335272
Mfr # 4RG92
product price: $135.99
/ea
Check Valves (3,500+ items) - Page 10
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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
1095 spring steel1-1/2 in to 1 in pvc1-1/2" fnpt bronze swing y check valve1-1/2 in swing check valve1 1/2 check valve
1¼ npt brass spring check valve1-1/2" brass valve1-1/2 brass swing check valve1-1/2" flange1-1/2 in. stainless steel

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