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  1. Home
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  3. Plumbing
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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 48

Jomar Valve Y-Pattern Check Valve, Threaded, Bronze Body, 1 in Pipe Size T-511
Jomar Valve

Y-Pattern Check Valve, Threaded, Bronze Body, 1 in Pipe Size

Zoro # G7167697
Mfr # T-511
product price: 
$64.89
/ea
Dixon Safety Check Valve, 3/4 in Pipe Size, NPT, Brass Body SCVR6
Dixon

Safety Check Valve, 3/4 in Pipe Size, NPT, Brass Body

Zoro # G6555851
Mfr # SCVR6
product price: 
$107.99
/ea
Basiks Check Valve, CPVC, 1", EPDM, Socket TBC360-100EPS-CP
Basiks

Check Valve, CPVC, 1", EPDM, Socket

Zoro # G7194980
Mfr # TBC360-100EPS-CP
product price: 
$47.49
/ea
Sloan Check Valve Sweat Kit, 1 in, Chrome-Plated Brass H-634-AA
Sloan

Check Valve Sweat Kit, 1 in, Chrome-Plated Brass

Zoro # G1200234
Mfr # H-634-AA
product price: 
$17.89
/ea
Zoro Select 3/16" Barb White Nylon Ball Cone Spring Check Valve WN CHK 695-3B3B-B
Zoro Select

3/16" Barb White Nylon Ball Cone Spring Check Valve

Zoro # G3087025
Mfr # WN CHK 695-3B3B-B
product price: 
$7.39
/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: 
$129.99
/ea
Discover Swing Check Valve, FNPT x FNPT, Stainless Steel, 1-1/2 in 102650
Discover

Swing Check Valve, FNPT x FNPT, Stainless Steel, 1-1/2 in

Zoro # G715879837
Mfr # 102650
product price: 
$39.19
/ea
Zoro Select Ball Check Valve, Model C, Inline, 1 in Pipe Size, Socket x Socket, Kynar Body S65BC-V 1
Zoro Select

Ball Check Valve, Model C, Inline, 1 in Pipe Size, Socket x Socket, Kynar Body

Zoro # G2629541
Mfr # S65BC-V 1
product price: 
$608.99
/ea
Smc Check Valve, Bushing Type, 3/8 in Pipe Size, 63.6 mm Length AKH11-00
Smc

Check Valve, Bushing Type, 3/8 in Pipe Size, 63.6 mm Length

Zoro # G5001827
Mfr # AKH11-00
product price: 
$25.39
/ea
Eco-Flo Check Valve, 1-1/4", Brass CV125NL
Eco-Flo

Check Valve, 1-1/4", Brass

Zoro # G2121684
Mfr # CV125NL
product price: 
$33.89
/ea
Keckley Wafer Check Valve, 2 in Pipe Size, Cast Iron Body 2CW1F-CI-B2334
Keckley

Wafer Check Valve, 2 in Pipe Size, Cast Iron Body

Zoro # G3818950
Mfr # 2CW1F-CI-B2334
product price: 
$197.99
/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: 
$627.99
/ea
Jomar Valve 3/4" NPT Lead Free Brass Spring Check Valve T-521G
Jomar Valve

3/4" NPT Lead Free Brass Spring Check Valve

Zoro # G7093180
Mfr # T-521G
product price: 
$32.01
/ea
Keckley Wafer Check Valve, 2 in Pipe Size, Carbon Steel Body, 316 Stainless Steel Seat 2CW2R-CS-36336
Keckley

Wafer Check Valve, 2 in Pipe Size, Carbon Steel Body, 316 Stainless Steel Seat

Zoro # G3819328
Mfr # 2CW2R-CS-36336
product price: 
$464.99
/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: 
$131.99
/ea
Dixon Legris by Non-Return In-Line Check Valve, 1/4 in, Tube, Nylon Body 79965600
Dixon

Legris by Non-Return In-Line Check Valve, 1/4 in, Tube, Nylon Body

Zoro # G509216879
Mfr # 79965600
product price: 
$42.69
/ea
Eco-Flo Inline Check Valve, 1-1/2" SPC150
Eco-Flo

Inline Check Valve, 1-1/2"

Zoro # G2121648
Mfr # SPC150
product price: 
$11.89
/ea
Dixon Safety Check Valve, 1/2 in Pipe Size, NPT, Brass Body SCVS4
Dixon

Safety Check Valve, 1/2 in Pipe Size, NPT, Brass Body

Zoro # G6555827
Mfr # SCVS4
product price: 
$68.19
/ea
Legend Valve 2" S-670 PVC CHECK/BALL VALVE 203-258
Legend Valve

2" S-670 PVC CHECK/BALL VALVE

Zoro # G2836470
Mfr # 203-258
product price: 
$63.35
/ea
No Product Image Available
Keckley

3" Flanged Flanged Triple Duty Valve

Zoro # G3820210
Mfr # TDV-300
product price: 
$780.99
/ea
Dixon 3" FNPT Brass Spring Loaded Check Valve CV300
Dixon

3" FNPT Brass Spring Loaded Check Valve

Zoro # G6546535
Mfr # CV300
product price: 
$262.99
/ea
Milwaukee Valve 6" Flanged Cast Iron Swing Check Valve 2974-M 6
Milwaukee Valve

6" Flanged Cast Iron Swing Check Valve

Zoro # G2672941
Mfr # 2974-M 6
product price: 
$1,062.96
/ea
Discover Swing Check Valve, 3/4 in, FNPT x FNPT, Stainless Steel 102647
Discover

Swing Check Valve, 3/4 in, FNPT x FNPT, Stainless Steel

Zoro # G715879714
Mfr # 102647
product price: 
$13.65
/ea
Cole Parmer Miniature Check Valve, Straight, Nylon Body, Silicone Diaphragm, 1/4 in ID GM64ASA
Cole Parmer

Miniature Check Valve, Straight, Nylon Body, Silicone Diaphragm, 1/4 in ID

Zoro # G214185507
Mfr # GM64ASA
product price: 
$6.55
/ea
Sold in mult. of 2 for $13.10
Jomar Valve Y-Pattern Check Valve, 3/4 in Pipe Size, Threaded, Lead Free Bronze T-511G
Jomar Valve

Y-Pattern Check Valve, 3/4 in Pipe Size, Threaded, Lead Free Bronze

Zoro # G7058016
Mfr # T-511G
product price: 
$54.39
/ea
Wilkins Dual Check Valve, Female NPT Union Inlet 12UFX12F-700XL
Wilkins

Dual Check Valve, Female NPT Union Inlet

Zoro # G7462605
Mfr # 12UFX12F-700XL
product price: 
$104.99
/ea
Zoro Select Swing Check Valve, 2.4375 in Overall L 10F307
Zoro Select

Swing Check Valve, 2.4375 in Overall L

Zoro # G4262386
Mfr # 10F307
product price: 
$11.49
/ea
American Valve True Union Ball Check Valve, 1/2 in Pipe Size, Schedule 80 CPVC P460UC 1/2''
American Valve

True Union Ball Check Valve, 1/2 in Pipe Size, Schedule 80 CPVC

Zoro # G815189720
Mfr # P460UC 1/2''
product price: 
$74.99
/ea
Watts Dual Check Valve, Atmospheric Vent, 1/2 in Pipe Size 9D-M3
Watts

Dual Check Valve, Atmospheric Vent, 1/2 in Pipe Size

Zoro # G015366211
Mfr # 9D-M3
product price: 
$137.99
/ea
Eco-Flo PL Sump Check Valve, 1-1/4 in- 1-1/2 in SPC250
Eco-Flo

PL Sump Check Valve, 1-1/4 in- 1-1/2 in

Zoro # G2121535
Mfr # SPC250
product price: 
$6.59
/ea
Sold in mult. of 3 for $19.77
Hayward Flow Control Y-Check Valve, 1", PVC/FPM, Threaded YC10100T
Hayward Flow Control

Y-Check Valve, 1", PVC/FPM, Threaded

Zoro # G6845526
Mfr # YC10100T
product price: 
$151.99
/ea
Bonomi North America Check Valve, Inline, 1-1/4 in Pipe Size, AISI 316 Stainless Steel S250-1-1/4
Bonomi North America

Check Valve, Inline, 1-1/4 in Pipe Size, AISI 316 Stainless Steel

Zoro # G011494062
Mfr # S250-1-1/4
product price: 
$47.55
/ea
Proline Series Check Valve, PROLINE SERIES, Inline, IPS, PVC, 3/4 in Pipe Size 101-104
Proline Series

Check Valve, PROLINE SERIES, Inline, IPS, PVC, 3/4 in Pipe Size

Zoro # G7817446
Mfr # 101-104
product price: 
$4.24
/ea
Sold in mult. of 10 for $42.40
Chicago Valves And Controls 3/4", Forged Steel Class 800 Piston Check Valve, FNPT P484TE006
Chicago Valves And Controls

3/4", Forged Steel Class 800 Piston Check Valve, FNPT

Zoro # G9158166
Mfr # P484TE006
product price: 
$61.27
/ea
Sharpe Check Valve, 2027 Series, Inline Swing, 1 in, Socket Weld x Socket Weld, 316 Stainless Steel 4371000340
Sharpe

Check Valve, 2027 Series, Inline Swing, 1 in, Socket Weld x Socket Weld, 316 Stainless Steel

Zoro # G308258865
Mfr # 4371000340
product price: 
$122.99
/ea
Ham-Let Instrumentation Check Valve H-415-SS-N-1/4-1PSI
Ham-Let

Instrumentation Check Valve

Zoro # G608258817
Mfr # H-415-SS-N-1/4-1PSI
product price: 
$75.55
/ea
Check Valves (3,500+ items) - Page 48
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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 FittingsBrass Pipe FittingsCamlock FittingsPush-to-Connect Tube Fittings
3/4" pvc check valves8" wafer check valves3" swing check valves4" foot valves4" wafer check valves
1/2" pvc check valves3" pvc check valves3/4" swing check valves3" brass check valves3" spring check valves

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