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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

Check Valves (3,500+ items) - Page 13

Wilkins Dual Check Valve, Bronze, 3/4", MNPTxFNPT 34MX34UF-700XL
Wilkins

Dual Check Valve, Bronze, 3/4", MNPTxFNPT

Zoro # G4452411
Mfr # 34MX34UF-700XL
product price:  $121.99
/ea
Campbell 1-1/4" FNPT Low Lead Brass Spring Check Valve CV-5TLF
Campbell

1-1/4" FNPT Low Lead Brass Spring Check Valve

Zoro # G4728297
Mfr # CV-5TLF
product price:  $51.15
/ea
Zoro Select 1-1/2" Socket Weld Stainless Steel Swing Check Valve 4VMV5
Zoro Select

1-1/2" Socket Weld Stainless Steel Swing Check Valve

Zoro # G2903031
Mfr # 4VMV5
product price:  $123.99
/ea
Zoro Select 2" Socket Weld Stainless Steel Swing Check Valve 4VMV6
Zoro Select

2" Socket Weld Stainless Steel Swing Check Valve

Zoro # G1391905
Mfr # 4VMV6
product price:  $192.99
/ea
Bonomi 1-1/2" NPT Stainless Steel Spring Check Valve S250-1 1/2"
Bonomi

1-1/2" NPT Stainless Steel Spring Check Valve

Zoro # G6043657
Mfr # S250-1 1/2"
product price:  $101.99
/ea
Ham-Let Instrumentation Check Valve H-400HP-SS-L-3/8-1/3PSI
Ham-Let

Instrumentation Check Valve

Zoro # G508258832
Mfr # H-400HP-SS-L-3/8-1/3PSI
product price:  $158.99
/ea
Apollo Valves 1/2" FNPT Lead Free Bronze Ball Cone Check Valve 61LF50301
Apollo Valves

1/2" FNPT Lead Free Bronze Ball Cone Check Valve

Zoro # G5298815
Mfr # 61LF50301
product price:  $48.79
/ea
Hayward Flow Control Check Valve, True Union, Ball, 1-1/4", CPVC/FPM, S/T TC20125ST
Hayward Flow Control

Check Valve, True Union, Ball, 1-1/4", CPVC/FPM, S/T

Zoro # G2439193
Mfr # TC20125ST
product price:  $225.99
/ea
Hayward Flow Control Check Valve, True Union, Ball, 1-1/4", CPVC/EPDM, S/T TC20125STE
Hayward Flow Control

Check Valve, True Union, Ball, 1-1/4", CPVC/EPDM, S/T

Zoro # G1115344
Mfr # TC20125STE
product price:  $212.99
/ea
Hayward Flow Control Check Valve, True Union, Ball, 1", PP/FPM, Threaded TC30100T
Hayward Flow Control

Check Valve, True Union, Ball, 1", PP/FPM, Threaded

Zoro # G2094951
Mfr # TC30100T
product price:  $186.99
/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
No Product Image Available
Val-Matic

10" Flanged Cast Iron Swing Flex Check Valve

Zoro # G2128253
Mfr # 510A-DB6F
product price:  $5,027.99
/ea
Milwaukee Valve 2-1/2" FNPT Bronze Swing Y Check Valve 509Y 2 1/2"
Milwaukee Valve

2-1/2" FNPT Bronze Swing Y Check Valve

Zoro # G4098157
Mfr # 509Y 2 1/2"
product price:  $495.77
/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:  $399.99
/ea
Zoro Select Check Valve, 1-1/2", 316, Thrd 200 4373002160
Zoro Select

Check Valve, 1-1/2", 316, Thrd 200

Zoro # G1461822
Mfr # 4373002160
product price:  $122.99
/ea
Brady Magic Plastics 2 in. D Slip PVC Quiet Check Valve 0823-20
Brady

Magic Plastics 2 in. D Slip PVC Quiet Check Valve

Zoro # G7702448
Mfr # 0823-20
product price:  $41.15
/ea
Eco-Flo Check Valve, 1-1/4", Brass EFCV125
Eco-Flo

Check Valve, 1-1/4", Brass

Zoro # G2121684
Mfr # EFCV125
product price:  $33.89
/ea
Keckley 8" Stainless Steel Wafer Check Valve DD2R-36-364IX-800
Keckley

8" Stainless Steel Wafer Check Valve

Zoro # G1613109
Mfr # DD2R-36-364IX-800
product price:  $2,961.65
/ea
Milwaukee Valve Swing Y Check Valve, 7.875 in Overall L 509Y 3"
Milwaukee Valve

Swing Y Check Valve, 7.875 in Overall L

Zoro # G4113252
Mfr # 509Y 3"
product price:  $721.12
/ea
Zoro Select Check Valve, 5.43 in Overall L 06H051N03020
Zoro Select

Check Valve, 5.43 in Overall L

Zoro # G105657397
Mfr # 06H051N03020
product price:  $141.99
/ea
Jomar Valve 2" NPT Lead Free Brass Spring Check Valve T-521G
Jomar Valve

2" NPT Lead Free Brass Spring Check Valve

Zoro # G7077099
Mfr # T-521G
product price:  $122.99
/ea
Jomar Valve 1-1/2" NPT Lead Free Brass Spring Check Valve T-521G
Jomar Valve

1-1/2" NPT Lead Free Brass Spring Check Valve

Zoro # G7081186
Mfr # T-521G
product price:  $73.39
/ea
Milwaukee Valve 3/4" Solder Low Lead Bronze Spring Check Valve UP1548T 3/4
Milwaukee Valve

3/4" Solder Low Lead Bronze Spring Check Valve

Zoro # G2891323
Mfr # UP1548T 3/4
product price:  $65.39
/ea
Milwaukee Valve Swing Check Valve, 6.875 in Overall L 509 3
Milwaukee Valve

Swing Check Valve, 6.875 in Overall L

Zoro # G0418205
Mfr # 509 3
product price:  $568.99
/ea
Dayton 3" MNPT x FNPT Ductile Iron Spring Check Valve 4RK70
Dayton

3" MNPT x FNPT Ductile Iron Spring Check Valve

Zoro # G2192872
Mfr # 4RK70
product price:  $387.99
/ea
Bonomi 2" NPT Stainless Steel Spring Check Valve S250-2"
Bonomi

2" NPT Stainless Steel Spring Check Valve

Zoro # G6036718
Mfr # S250-2"
product price:  $133.99
/ea
American Valve Schedule 80 PVC True Union Ball Check Valve P460U 1/2''
American Valve

Schedule 80 PVC True Union Ball Check Valve

Zoro # G715189721
Mfr # P460U 1/2''
product price:  $44.79
/ea
Apollo Valves 1" Swivel x FNPT Lead Free Bronze Dual Check Valve 4NLF3S65A
Apollo Valves

1" Swivel x FNPT Lead Free Bronze Dual Check Valve

Zoro # G5151675
Mfr # 4NLF3S65A
product price:  $156.99
/ea
Legend Valve 2" S-613 SUMP CHECK VLV 203-228
Legend Valve

2" S-613 SUMP CHECK VLV

Zoro # G2836446
Mfr # 203-228
product price:  $45.09
/ea
Asahi Swing Check Valve, 6.2969 in Overall L 1201010
Asahi

Swing Check Valve, 6.2969 in Overall L

Zoro # G6162348
Mfr # 1201010
product price:  $561.99
/ea
Champion 6" Flanged Stainless Steel Wafer Check Valve 6SDS15-SSP-R
Champion

6" Flanged Stainless Steel Wafer Check Valve

Zoro # G7344298
Mfr # 6SDS15-SSP-R
product price:  $793.99
/ea
Asahi 4" Flanged Ball Check Valve, Material of Construction: PVC 1212040
Asahi

4" Flanged Ball Check Valve, Material of Construction: PVC

Zoro # G6193901
Mfr # 1212040
product price:  $745.99
/ea
Champion 2-1/2" Flanged Stainless Steel Wafer Check Valve 2.5SDS15-SSP-R
Champion

2-1/2" Flanged Stainless Steel Wafer Check Valve

Zoro # G7344270
Mfr # 2.5SDS15-SSP-R
product price:  $309.99
/ea
Steel & Obrien 2" Tri-Clamp End Ball Type Check Valve - Ptfe Ball - 316SS 45BYMP-2-316
Steel & Obrien

2" Tri-Clamp End Ball Type Check Valve - Ptfe Ball - 316SS

Zoro # G5412843
Mfr # 45BYMP-2-316
product price:  $516.99
/ea
Hayward Flow Control Wafer Check Valve, 2.9063 in Overall L WCV1400E
Hayward Flow Control

Wafer Check Valve, 2.9063 in Overall L

Zoro # G4993947
Mfr # WCV1400E
product price:  $599.99
/ea
Chicago Valves And Controls 2", Stainless Steel Class 150 Flanged Swing Check Valve 41611020
Chicago Valves And Controls

2", Stainless Steel Class 150 Flanged Swing Check Valve

Zoro # G9158942
Mfr # 41611020
product price:  $661.99
/ea
Check Valves (3,500+ items) - Page 13
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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
zoeller quiet check valvecheck valve 1/8check valve control checkin tank check valveplast-o-matic 2" ball valve
2.5 inch check valveswagelok brassflange mount check valve1/2" npt stainless steelstainless springs

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