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  1. Home
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  3. Plumbing
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  5. Pipes, Valves & Fittings
  6. /
  7. Valves
  8. /
  9. Check Valves

Check Valves (3,500+ items) - Page 6

Bonomi 1-1/2" NPT Brass Spring Check Valve 100003-1-1/2"
Bonomi

1-1/2" NPT Brass Spring Check Valve

Zoro # G2011278
Mfr # 100003-1-1/2"
product price:  $50.99
/ea
Milwaukee Valve Swing Check Valve, 2.625 in Overall L 509 3/4
Milwaukee Valve

Swing Check Valve, 2.625 in Overall L

Zoro # G0688143
Mfr # 509 3/4
product price:  $60.38
/ea
Zoro Select Swing Check Valve, 2.375 in Overall L 10F323
Zoro Select

Swing Check Valve, 2.375 in Overall L

Zoro # G4284585
Mfr # 10F323
product price:  $17.55
/ea
Viega 3/4" X 3/4" Press Low Lead Bronze Spring Check Valve 79040
Viega

3/4" X 3/4" Press Low Lead Bronze Spring Check Valve

Zoro # G2517681
Mfr # 79040
product price:  $42.49
/ea
No Product Image Available
Val-Matic

4" Flanged Cast Iron Swing Flex Check Valve

Zoro # G0472482
Mfr # 504A-DB6F
product price:  $1,186.99
/ea
Febco Check Valve Repair Kit, 3/4 to 1 In 905042
Febco

Check Valve Repair Kit, 3/4 to 1 In

Zoro # G4393365
Mfr # 905042
product price:  $35.79
/ea
Hayward Flow Control Check Valve, True Union, Ball, 3", PVC/FPM, Socket TC1300S
Hayward Flow Control

Check Valve, True Union, Ball, 3", PVC/FPM, Socket

Zoro # G3387824
Mfr # TC1300S
product price:  $422.99
/ea
Keckley 8" Cast Iron Wafer Check Valve DD1F-CI-34136-800
Keckley

8" Cast Iron Wafer Check Valve

Zoro # G1613355
Mfr # DD1F-CI-34136-800
product price:  $581.99
/ea
Jomar Valve 1/2" NPT Lead Free Brass Spring Check Valve T-521G
Jomar Valve

1/2" NPT Lead Free Brass Spring Check Valve

Zoro # G7050928
Mfr # T-521G
product price:  $19.69
/ea
Keckley 2" Cast Iron Wafer Check Valve DD1F-CI-34136-200
Keckley

2" Cast Iron Wafer Check Valve

Zoro # G1612129
Mfr # DD1F-CI-34136-200
product price:  $106.99
/ea
Apollo Valves 1/2" FNPT Cast Bronze Ball Cone Check Valve 61-503-01
Apollo Valves

1/2" FNPT Cast Bronze Ball Cone Check Valve

Zoro # G0093591
Mfr # 61-503-01
product price:  $41.79
/ea
Milwaukee Valve 1" Threaded Low Lead Bronze Swing Check Valve UP509 1
Milwaukee Valve

1" Threaded Low Lead Bronze Swing Check Valve

Zoro # G2641843
Mfr # UP509 1
product price:  $117.99
/ea
Bonomi 1/4" NPT Stainless Steel Spring Check Valve S800-1/4"
Bonomi

1/4" NPT Stainless Steel Spring Check Valve

Zoro # G3769258
Mfr # S800-1/4"
product price:  $52.99
/ea
Zoro Select Swing Check Valve, 3.1563 in Overall L 10F303
Zoro Select

Swing Check Valve, 3.1563 in Overall L

Zoro # G4260234
Mfr # 10F303
product price:  $47.55
/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
Nds Swing Check Valve, 4.5938 in Overall L 1520-05
Nds

Swing Check Valve, 4.5938 in Overall L

Zoro # G2132916
Mfr # 1520-05
product price:  $14.19
/ea
Dixon 2" FNPT Brass Spring Loaded Check Valve CV200
Dixon

2" FNPT Brass Spring Loaded Check Valve

Zoro # G6546517
Mfr # CV200
product price:  $87.79
/ea
Zoro Select 1/2" FNPT Ball Cone Spring Check Valve FP CHK 685-8F8F-B
Zoro Select

1/2" FNPT Ball Cone Spring Check Valve

Zoro # G0653843
Mfr # FP CHK 685-8F8F-B
product price:  $18.29
/ea
Bonomi 1-1/2" NPT Brass Spring Check Valve 100012LF-1-1/2"
Bonomi

1-1/2" NPT Brass Spring Check Valve

Zoro # G2011418
Mfr # 100012LF-1-1/2"
product price:  $83.15
/ea
Bonomi 1-1/4" NPT Stainless Steel Spring Check Valve S800-11/4"
Bonomi

1-1/4" NPT Stainless Steel Spring Check Valve

Zoro # G3769206
Mfr # S800-11/4"
product price:  $154.99
/ea
Zoro Select 1/4" Barb Polypropylene Ball Cone Spring Check Valve PP CHK 695-4B4B-F
Zoro Select

1/4" Barb Polypropylene Ball Cone Spring Check Valve

Zoro # G3450955
Mfr # PP CHK 695-4B4B-F
product price:  $6.19
/ea
Campbell Brady 1-1/4 In. Acetal Polymer Spring Loaded Check Valve SLC-125
Campbell

Brady 1-1/4 In. Acetal Polymer Spring Loaded Check Valve

Zoro # G911335847
Mfr # SLC-125
product price:  $27.25
/ea
Legend Valve 1-1/2" S-611 PVC CHECK VALVE 203-207
Legend Valve

1-1/2" S-611 PVC CHECK VALVE

Zoro # G1774257
Mfr # 203-207
product price:  $15.95
/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:  $552.99
/ea
Milwaukee Valve Swing Check Valve, 4.75 in Overall L 509 2
Milwaukee Valve

Swing Check Valve, 4.75 in Overall L

Zoro # G0390117
Mfr # 509 2
product price:  $195.49
/ea
Smith-Cooper 2" Swing Check Valve 4347002860
Smith-Cooper

2" Swing Check Valve

Zoro # G6775699
Mfr # 4347002860
product price:  $55.95
/ea
Val-Matic 3" Flanged Cast Iron Silent Check Valve 1803A-DSY
Val-Matic

3" Flanged Cast Iron Silent Check Valve

Zoro # G1605956
Mfr # 1803A-DSY
product price:  $817.99
/ea
Zoro Select Swing Check Valve, 4.5 in Overall L 10F306
Zoro Select

Swing Check Valve, 4.5 in Overall L

Zoro # G4275774
Mfr # 10F306
product price:  $146.99
/ea
Milwaukee Valve Swing Y Check Valve, 5.875 in Overall L 507 2
Milwaukee Valve

Swing Y Check Valve, 5.875 in Overall L

Zoro # G3233431
Mfr # 507 2
product price:  $371.52
/ea
Asahi Ball Check Valve, 4.375 in Overall L 1210010
Asahi

Ball Check Valve, 4.375 in Overall L

Zoro # G6162235
Mfr # 1210010
product price:  $71.19
/ea
John Guest 3/8" Push Acetal Spring Check Valve 3/8SCV-PK
John Guest

3/8" Push Acetal Spring Check Valve

Zoro # G1518045
Mfr # 3/8SCV-PK
product price:  $21.95
/ea
Apollo Valves 3/4" Press Lead Free Bronze Swing Check Valve 61YLF204T1PR
Apollo Valves

3/4" Press Lead Free Bronze Swing Check Valve

Zoro # G4652295
Mfr # 61YLF204T1PR
product price:  $138.99
/ea
Hayward Flow Control Check Valve, True Union, Ball, 2", CPVC/EPDM, S/T TC20200STE
Hayward Flow Control

Check Valve, True Union, Ball, 2", CPVC/EPDM, S/T

Zoro # G2750675
Mfr # TC20200STE
product price:  $268.99
/ea
Bonomi 1" NPT Brass Spring Check Valve 100012LF-1"
Bonomi

1" NPT Brass Spring Check Valve

Zoro # G2011436
Mfr # 100012LF-1"
product price:  $29.29
/ea
Zoro Select 3/8" NPT Stainless Steel Swing Check Valve 4VMT8
Zoro Select

3/8" NPT Stainless Steel Swing Check Valve

Zoro # G3334362
Mfr # 4VMT8
product price:  $76.29
/ea
Jackel 1-1/4 in. or 1-1/2 in. D Slip PVC Check Valve DJ545
Jackel

1-1/4 in. or 1-1/2 in. D Slip PVC Check Valve

Zoro # G105302853
Mfr # DJ545
product price:  $13.25
/ea
Check Valves (3,500+ items) - Page 6
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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 ValvesValve PartsRelief ValvesPVC Pipe Fittings
Black Pipe FittingsStainless Steel Pipe FittingsBrass Pipe FittingsCamlock FittingsPipe & Tube Clamps
check valve control check3" cast iron trapstainless springsflange mount check valveswagelok brass
check valve 1/8plast-o-matic 2" ball valve2.5 inch check valveparker stainless steel filterzoeller quiet check valve

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