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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 27

Ham-Let Instrumentation Check Valve, H400 Series, Inline Spring, 1/2 in Let-Lok x Let-Lok, SS H-400-SS-L-1/2-1/3PSI
Ham-Let

Instrumentation Check Valve, H400 Series, Inline Spring, 1/2 in Let-Lok x Let-Lok, SS

Zoro # G308258872
Mfr # H-400-SS-L-1/2-1/3PSI
product price: 
$151.99
/ea
Sharpe Valves 1" Socket Forged Carbon Steel Piston Check Valve 4371001390
Sharpe Valves

1" Socket Forged Carbon Steel Piston Check Valve

Zoro # G2765016
Mfr # 4371001390
product price: 
$110.99
/ea
Zoro Select Check Valve, H021N01 Series, Inline Spring Piston, 3 in FNPT, 316 Stainless Steel 06H021N01030
Zoro Select

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

Zoro # G805657406
Mfr # 06H021N01030
product price: 
$266.99
/ea
Sharpe 2" FNPT Ductile Iron Oil Patch Swing Check Valve 4353014460
Sharpe

2" FNPT Ductile Iron Oil Patch Swing Check Valve

Zoro # G5032562
Mfr # 4353014460
product price: 
$170.99
/ea
Sharpe Check Valve, Series 25, Swing, 2 in, Flanged x Flanged, CF8M Stainless Steel 4371002240
Sharpe

Check Valve, Series 25, Swing, 2 in, Flanged x Flanged, CF8M Stainless Steel

Zoro # G408258864
Mfr # 4371002240
product price: 
$667.99
/ea
Gf Piping Systems Y Check Valve, Type 304 Series, 1/2 in, Spigot x Spigot, PVC Body, Y-Style 192304031
Gf Piping Systems

Y Check Valve, Type 304 Series, 1/2 in, Spigot x Spigot, PVC Body, Y-Style

Zoro # G1755187
Mfr # 192304031
product price: 
$76.49
/ea
Milwaukee Valve 1-1/4" Solder Low Lead Brass Swing Check Valve UP0968000114
Milwaukee Valve

1-1/4" Solder Low Lead Brass Swing Check Valve

Zoro # G4197261
Mfr # UP0968000114
product price: 
$149.99
/ea
Hayward Flow Control Check Valve, True Union, Ball, 1", CPVC/FPM, Flanged TC20100F
Hayward Flow Control

Check Valve, True Union, Ball, 1", CPVC/FPM, Flanged

Zoro # G1302743
Mfr # TC20100F
product price: 
$262.99
/ea
Hayward Flow Control Ball Check Valve, TC Series, 2 in, Inline, Flange Connection, PVC Body TC10200FE
Hayward Flow Control

Ball Check Valve, TC Series, 2 in, Inline, Flange Connection, PVC Body

Zoro # G114385601
Mfr # TC10200FE
product price: 
$331.99
/ea
No Product Image Available
Val-Matic

2" Flanged Cast Iron Swing Flex Check Valve

Zoro # G2443953
Mfr # 502A-DB6F
product price: 
$774.99
/ea
Hayward Flow Control Check Valve, True Union, Ball, 2", CPVC/FPM, Flanged TC20200F
Hayward Flow Control

Check Valve, True Union, Ball, 2", CPVC/FPM, Flanged

Zoro # G2036361
Mfr # TC20200F
product price: 
$619.99
/ea
Zoro Select 1/4" MNPT x FNPT Gray PVC Ball Cone Spring Check Valve PVC CHK 426-4M4F-F
Zoro Select

1/4" MNPT x FNPT Gray PVC Ball Cone Spring Check Valve

Zoro # G3019807
Mfr # PVC CHK 426-4M4F-F
product price: 
$19.19
/ea
Hayward Flow Control Check Valve, WCV Series, Wafer, 4 in Pipe Size, Flange x Flange, Swing, PVC Body WCV1400V
Hayward Flow Control

Check Valve, WCV Series, Wafer, 4 in Pipe Size, Flange x Flange, Swing, PVC Body

Zoro # G4998007
Mfr # WCV1400V
product price: 
$597.99
/ea
Milwaukee Valve Swing Check Valve, 515 Series, 3/4 in, Inline, FNPT x FNPT, Bronze 515 3/4"
Milwaukee Valve

Swing Check Valve, 515 Series, 3/4 in, Inline, FNPT x FNPT, Bronze

Zoro # G2134431
Mfr # 515 3/4"
product price: 
$94.18
/ea
Milwaukee Valve Swing Check Valve, 509 Series, 1/4 in, FNPT x FNPT, Inline, Bronze 509 1/4
Milwaukee Valve

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

Zoro # G1641114
Mfr # 509 1/4
product price: 
$51.18
/ea
Hayward Flow Control Check Valve, SW Series, Swing, 4 in, Flanged, PVC, Inline SW1400E
Hayward Flow Control

Check Valve, SW Series, Swing, 4 in, Flanged, PVC, Inline

Zoro # G707963605
Mfr # SW1400E
product price: 
$1,947.99
/ea
Parker 1/8" A-LOK(R) Stainless Steel Instrumentation Check Valve 2A-C2L-10-SS
Parker

1/8" A-LOK(R) Stainless Steel Instrumentation Check Valve

Zoro # G1399614
Mfr # 2A-C2L-10-SS
product price: 
$145.99
/ea
Asahi Ball Check Valve, Inline, 3/4 in Pipe Size, Socket x Socket, PVC Body 1213007
Asahi

Ball Check Valve, Inline, 3/4 in Pipe Size, Socket x Socket, PVC Body

Zoro # G6162199
Mfr # 1213007
product price: 
$74.69
/ea
Valterra Check Valve, 4.5 in Overall L 200-CU20
Valterra

Check Valve, 4.5 in Overall L

Zoro # G9782656
Mfr # 200-CU20
product price: 
$36.55
/ea
Champion 4" Flanged Stainless Steel Wafer Check Valve 4SD15-SSBS-R
Champion

4" Flanged Stainless Steel Wafer Check Valve

Zoro # G7304495
Mfr # 4SD15-SSBS-R
product price: 
$555.99
/ea
Zoro Select Check Valve, H021N01 Series, 2 1/2 in FNPT x FNPT, Inline Spring Piston, 316 Stainless Steel 06H021N01212
Zoro Select

Check Valve, H021N01 Series, 2 1/2 in FNPT x FNPT, Inline Spring Piston, 316 Stainless Steel

Zoro # G205657334
Mfr # 06H021N01212
product price: 
$204.99
/ea
Plast-O-Matic 1-1/2" FNPT Polypropylene Disc Check Valve CKS150VT-NC-PP
Plast-O-Matic

1-1/2" FNPT Polypropylene Disc Check Valve

Zoro # G4229023
Mfr # CKS150VT-NC-PP
product price: 
$319.99
/ea
Ham-Let Instrumentation Check Valve, H400 Series, Inline Spring, 3/8 in, Let-Lok x Let-Lok, SS H-400-SS-L-3/8-1/3PSI
Ham-Let

Instrumentation Check Valve, H400 Series, Inline Spring, 3/8 in, Let-Lok x Let-Lok, SS

Zoro # G408258819
Mfr # H-400-SS-L-3/8-1/3PSI
product price: 
$141.99
/ea
Dayton 2" MNPT x FNPT Ductile Iron Spring Check Valve 4RK71
Dayton

2" MNPT x FNPT Ductile Iron Spring Check Valve

Zoro # G1662866
Mfr # 4RK71
product price: 
$177.99
/ea
Sharpe Check Valve, 2483SC Series, Inline Swing, 2 in, Female NPSM Threaded x Socket Weld, Steel 4371000950
Sharpe

Check Valve, 2483SC Series, Inline Swing, 2 in, Female NPSM Threaded x Socket Weld, Steel

Zoro # G008258790
Mfr # 4371000950
product price: 
$266.99
/ea
Hayward Flow Control Y-Check Valve, 3/4", PVC/FPM, Socket YC10075S
Hayward Flow Control

Y-Check Valve, 3/4", PVC/FPM, Socket

Zoro # G4998217
Mfr # YC10075S
product price: 
$176.99
/ea
Georg Fischer 1/2" Threaded Socket CPVC/EPDM Spring Check Valve 163562102
Georg Fischer

1/2" Threaded Socket CPVC/EPDM Spring Check Valve

Zoro # G4664231
Mfr # 163562102
product price: 
$242.99
/ea
Zoeller Check Valve, Union Swing, 2 in, Compression x Compression, PVC Body, Inline, 13.5 in 30-0255
Zoeller

Check Valve, Union Swing, 2 in, Compression x Compression, PVC Body, Inline, 13.5 in

Zoro # G000488072
Mfr # 30-0255
product price: 
$90.45
/ea
Asahi Ball Check Valve, Inline, 1 1/4 in, Union Socket x Union Socket, PVC Body 1210012
Asahi

Ball Check Valve, Inline, 1 1/4 in, Union Socket x Union Socket, PVC Body

Zoro # G6162241
Mfr # 1210012
product price: 
$169.99
/ea
Hayward Flow Control Check Valve, True Union, Ball, 4", CPVC/EPDM, Socket TC2400SE
Hayward Flow Control

Check Valve, True Union, Ball, 4", CPVC/EPDM, Socket

Zoro # G2952975
Mfr # TC2400SE
product price: 
$1,427.99
/ea
Milwaukee Valve Swing Check Valve, 510T Series, 1/4 in, FNPT x FNPT, Bronze Body 510T 1/4
Milwaukee Valve

Swing Check Valve, 510T Series, 1/4 in, FNPT x FNPT, Bronze Body

Zoro # G1492915
Mfr # 510T 1/4
product price: 
$73.68
/ea
Milwaukee Valve 1/4" Threaded Low Lead Bronze Spring Check Valve UP509 1/4
Milwaukee Valve

1/4" Threaded Low Lead Bronze Spring Check Valve

Zoro # G1718674
Mfr # UP509 1/4
product price: 
$74.66
/ea
Sold in mult. of 10 for $746.60
Hayward Flow Control Y-Check Valve, True Union, 1-1/2", PVC/EPDM, Threaded YC10150TEU
Hayward Flow Control

Y-Check Valve, True Union, 1-1/2", PVC/EPDM, Threaded

Zoro # G6667026
Mfr # YC10150TEU
product price: 
$296.99
/ea
Dayton 2" Socket PVC Ball Check Valve 4RG93
Dayton

2" Socket PVC Ball Check Valve

Zoro # G1429671
Mfr # 4RG93
product price: 
$221.99
/ea
Sharpe Check Valve, Series 2027, 2 in, Inline Swing, Socket Weld x Socket Weld, 316 Stainless Steel 4371000370
Sharpe

Check Valve, Series 2027, 2 in, Inline Swing, Socket Weld x Socket Weld, 316 Stainless Steel

Zoro # G108258850
Mfr # 4371000370
product price: 
$266.99
/ea
Parker Flow Control Valve C1020S
Parker

Flow Control Valve

Zoro # G309818358
Mfr # C1020S
product price: 
$134.99
/ea
Check Valves (3,500+ items) - Page 27
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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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