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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 11

Discover Inline Check Valve, 1/2 in Tube Size, MNPT x FNPT, 316 Stainless Steel 101135
Discover

Inline Check Valve, 1/2 in Tube Size, MNPT x FNPT, 316 Stainless Steel

Zoro # G215879771
Mfr # 101135
product price: 
$41.99
/ea
Liberty Pumps Check Valve, 1-1/2 in Pipe Size, SWE Connection, PVC, White QCV150
Liberty Pumps

Check Valve, 1-1/2 in Pipe Size, SWE Connection, PVC, White

Zoro # G815189591
Mfr # QCV150
product price: 
$38.39
/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
Sharkbite Check Valve, Push x Push, Brass, 3.5 in UR2016
Sharkbite

Check Valve, Push x Push, Brass, 3.5 in

Zoro # G210481856
Mfr # UR2016
product price: 
$25.19
/ea
Watts 3/8" FNPT Bronze Dual Check Valve 3/8 LF7
Watts

3/8" FNPT Bronze Dual Check Valve

Zoro # G5276363
Mfr # 3/8 LF7
product price: 
$247.37
/ea
Zoro Select Swing Check Valve, Inline, 1-1/2 in, FNPT x FNPT, Bronze Body 10F305
Zoro Select

Swing Check Valve, Inline, 1-1/2 in, FNPT x FNPT, Bronze Body

Zoro # G4273753
Mfr # 10F305
product price: 
$86.45
/ea
Zoro Select Check Valve, H021N01 Series, 3/4 in FNPT x FNPT, Inline Spring Piston, 316 Stainless Steel 06H021N01034
Zoro Select

Check Valve, H021N01 Series, 3/4 in FNPT x FNPT, Inline Spring Piston, 316 Stainless Steel

Zoro # G605657316
Mfr # 06H021N01034
product price: 
$44.29
/ea
Plast-O-Matic 3/4" FNPT PVC Disc Check Valve CKM075V-PV
Plast-O-Matic

3/4" FNPT PVC Disc Check Valve

Zoro # G4228515
Mfr # CKM075V-PV
product price: 
$127.99
/ea
Legend Valve Check Valve, Inline, Press, No Lead, 1 in 105-455NL
Legend Valve

Check Valve, Inline, Press, No Lead, 1 in

Zoro # G1774695
Mfr # 105-455NL
product price: 
$24.95
/ea
Milwaukee Valve 1-1/2" FNPT Bronze Swing Y Check Valve 507 1 1/2
Milwaukee Valve

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

Zoro # G1218524
Mfr # 507 1 1/2
product price: 
$251.77
/ea
Legend Valve Check Valve, Y-Pattern, 1-1/4 in, FNPT x FNPT, Bronze 105-306NL
Legend Valve

Check Valve, Y-Pattern, 1-1/4 in, FNPT x FNPT, Bronze

Zoro # G1765586
Mfr # 105-306NL
product price: 
$83.79
/ea
Zoeller Check Valve with Union, Inline Swing, 2 in, Solvent Weld x Solvent Weld, PVC, 11.5 in 30-0103
Zoeller

Check Valve with Union, Inline Swing, 2 in, Solvent Weld x Solvent Weld, PVC, 11.5 in

Zoro # G0359913
Mfr # 30-0103
product price: 
$56.29
/ea
Zoro Select 3/8" Push Gray PVC Ball Cone Spring Check Valve PVC CHK 426-6SMC6SMC-B
Zoro Select

3/8" Push Gray PVC Ball Cone Spring Check Valve

Zoro # G1964051
Mfr # PVC CHK 426-6SMC6SMC-B
product price: 
$34.49
/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
Banjo Check Valve, Inline Spring, 2 in, Flanged, Polypropylene Body, EPDM Seal, 200 psi MCV221
Banjo

Check Valve, Inline Spring, 2 in, Flanged, Polypropylene Body, EPDM Seal, 200 psi

Zoro # G608446481
Mfr # MCV221
product price: 
$29.15
/ea
Milwaukee Valve Swing Check Valve, 510T Series, 1 in, FNPT x FNPT, Inline, Bronze 510T 1
Milwaukee Valve

Swing Check Valve, 510T Series, 1 in, FNPT x FNPT, Inline, Bronze

Zoro # G0662593
Mfr # 510T 1
product price: 
$114.63
/ea
Milwaukee Valve Swing Check Valve, 509 Series, 1 1/4 in, FNPT x FNPT, Bronze Body 509 1 1/4
Milwaukee Valve

Swing Check Valve, 509 Series, 1 1/4 in, FNPT x FNPT, Bronze Body

Zoro # G2431895
Mfr # 509 1 1/4
product price: 
$112.58
/ea
Legend Valve Check Valve, Wafer, Bronze Body, 2 in 116-221
Legend Valve

Check Valve, Wafer, Bronze Body, 2 in

Zoro # G1801450
Mfr # 116-221
product price: 
$89.59
/ea
Zoro Select 1/4" Barb White Nylon Ball Cone Spring Check Valve WN CHK 695-4B4B-B
Zoro Select

1/4" Barb White Nylon Ball Cone Spring Check Valve

Zoro # G1850396
Mfr # WN CHK 695-4B4B-B
product price: 
$6.79
/ea
Liberty Pumps 2" FNPT Cast Iron High Temp. Swing Check Valve HCV200
Liberty Pumps

2" FNPT Cast Iron High Temp. Swing Check Valve

Zoro # G3448496
Mfr # HCV200
product price: 
$83.99
/ea
Hayward Flow Control Check Valve, True Union, Ball, 1/4", PVC/FPM, Threaded TC10025T
Hayward Flow Control

Check Valve, True Union, Ball, 1/4", PVC/FPM, Threaded

Zoro # G0676033
Mfr # TC10025T
product price: 
$51.19
/ea
Discover Swing Check Valve, 1/2 in, FNPT x FNPT, Stainless Steel 102646
Discover

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

Zoro # G215879832
Mfr # 102646
product price: 
$9.99
/ea
Zoro Select 1/4" Glass Filled Polypropylene Ball Cone Spring Check Valve FP CHK 694-4F4F-F
Zoro Select

1/4" Glass Filled Polypropylene Ball Cone Spring Check Valve

Zoro # G0651463
Mfr # FP CHK 694-4F4F-F
product price: 
$16.69
/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
Flexi Hinge 4" Cast Iron Wafer Check Valve H4-518-4320
Flexi Hinge

4" Cast Iron Wafer Check Valve

Zoro # G7817848
Mfr # H4-518-4320
product price: 
$237.99
/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
Steel & Obrien Check Valve, Disk Type, Clamp Connection, 2 in Tube Size, 316 Stainless Steel 45MP-2-CD-316
Steel & Obrien

Check Valve, Disk Type, Clamp Connection, 2 in Tube Size, 316 Stainless Steel

Zoro # G5413665
Mfr # 45MP-2-CD-316
product price: 
$386.99
/ea
Jomar Valve 1" NPT Brass Horizontal Check Valve T-501
Jomar Valve

1" NPT Brass Horizontal Check Valve

Zoro # G7147896
Mfr # T-501
product price: 
$27.81
/ea
Jomar Valve 1" NPT Lead Free Brass Spring Check Valve T-521G
Jomar Valve

1" NPT Lead Free Brass Spring Check Valve

Zoro # G7036018
Mfr # T-521G
product price: 
$44.19
/ea
Smith-Cooper 1-1/2" Swing Check Valve 4347002850
Smith-Cooper

1-1/2" Swing Check Valve

Zoro # G6775680
Mfr # 4347002850
product price: 
$28.89
/ea
Legend Valve Inline Check Valve, Press Connection, No Lead, 3/4 in 105-454NL
Legend Valve

Inline Check Valve, Press Connection, No Lead, 3/4 in

Zoro # G1798319
Mfr # 105-454NL
product price: 
$18.39
/ea
Zoro Select Swing Check Valve, Inline, 2 in, FNPT x FNPT, Bronze Body 10F295
Zoro Select

Swing Check Valve, Inline, 2 in, FNPT x FNPT, Bronze Body

Zoro # G4271617
Mfr # 10F295
product price: 
$131.99
/ea
Milwaukee Valve Check Valve, 509Y Series, Y Swing, 3/8 in, FNPT x FNPT, Bronze 509Y 3/8"
Milwaukee Valve

Check Valve, 509Y Series, Y Swing, 3/8 in, FNPT x FNPT, Bronze

Zoro # G3919212
Mfr # 509Y 3/8"
product price: 
$60.19
/ea
Mueller Industries Swing Check Valve, FIP x FIP, 2 in, Brass 240-2-2
Mueller Industries

Swing Check Valve, FIP x FIP, 2 in, Brass

Zoro # G8618816
Mfr # 240-2-2
product price: 
$66.25
/ea
Jomar Valve 1-1/4" NPT Lead Free Brass Horizontal Check Valve T-501G
Jomar Valve

1-1/4" NPT Lead Free Brass Horizontal Check Valve

Zoro # G7072567
Mfr # T-501G
product price: 
$57.15
/ea
Smc 1/4" One-Touch Fitting Check Valve AKH07B-N02S
Smc

1/4" One-Touch Fitting Check Valve

Zoro # G5001845
Mfr # AKH07B-N02S
product price: 
$13.55
/ea
Check Valves (3,500+ items) - Page 11
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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 FittingsPush-to-Connect Tube Fittings
stainless springscheck valve inlineparker stainless steel filtercheck valve 1/8in tank check valve
check valve control checkflange mount check valveswagelok brassplast-o-matic 2" ball valve2.5 inch check valve

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