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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 36

Milwaukee Valve 1" Solder Bronze Swing Check Valve 1509 1"
Milwaukee Valve

1" Solder Bronze Swing Check Valve

Zoro # G2575483
Mfr # 1509 1"
product price: 
$70.29
/ea
Sharpe Check Valve, 2483SC Series, Inline Swing, 1 1/2 in, Socket Weld x Socket Weld, Steel 4371000760
Sharpe

Check Valve, 2483SC Series, Inline Swing, 1 1/2 in, Socket Weld x Socket Weld, Steel

Zoro # G508258979
Mfr # 4371000760
product price: 
$197.99
/ea
Hammond Valve Swing Check Valve, 967 Series, 1/2 in, FNPT x FNPT, Inline, Brass 967 1/2
Hammond Valve

Swing Check Valve, 967 Series, 1/2 in, FNPT x FNPT, Inline, Brass

Zoro # G1064201
Mfr # 967 1/2
product price: 
$61.79
/ea
Zoro Select 3/8" FNPT Brass Poppet Spring Check Valve CHK BRS 650-6F6F-F
Zoro Select

3/8" FNPT Brass Poppet Spring Check Valve

Zoro # G1736375
Mfr # CHK BRS 650-6F6F-F
product price: 
$26.49
/ea
Discover Check Valve, Inline, 3/4 in, MNPT x FNPT, 316 Stainless Steel 101138
Discover

Check Valve, Inline, 3/4 in, MNPT x FNPT, 316 Stainless Steel

Zoro # G315879787
Mfr # 101138
product price: 
$84.69
/ea
Usa Industrials Check Valve, Inline Swing, 1/2 in FNPT x FNPT, 304 Stainless Steel Body, 2 1/2 in L ZUSA-VLV-128
Usa Industrials

Check Valve, Inline Swing, 1/2 in FNPT x FNPT, 304 Stainless Steel Body, 2 1/2 in L

Zoro # G300716059
Mfr # ZUSA-VLV-128
product price: 
$65.49
/ea
Parker 1/4" CPI(R) Stainless Steel Instrumentation Check Valve 4Z-C4L-10-SS
Parker

1/4" CPI(R) Stainless Steel Instrumentation Check Valve

Zoro # G1278514
Mfr # 4Z-C4L-10-SS
product price: 
$120.99
/ea
Vne 1-1/2" Stainless Steel Spring Check Valve 45C-61.5-V
Vne

1-1/2" Stainless Steel Spring Check Valve

Zoro # G4021543
Mfr # 45C-61.5-V
product price: 
$254.99
/ea
Sharpe Check Valve, 2483SC Series, Inline Swing, 1/2 in NPSM Female, Carbon Steel 4371001220
Sharpe

Check Valve, 2483SC Series, Inline Swing, 1/2 in NPSM Female, Carbon Steel

Zoro # G608258848
Mfr # 4371001220
product price: 
$64.59
/ea
Jomar Valve Y-Pattern Check Valve, 1-1/2 in Pipe Size, Threaded, Bronze T-511
Jomar Valve

Y-Pattern Check Valve, 1-1/2 in Pipe Size, Threaded, Bronze

Zoro # G7067046
Mfr # T-511
product price: 
$168.99
/ea
Hayward Flow Control Ball Check Valve, TC Series, Inline, 1 in, Flange Connection, PVC Body TC10100F
Hayward Flow Control

Ball Check Valve, TC Series, Inline, 1 in, Flange Connection, PVC Body

Zoro # G614385590
Mfr # TC10100F
product price: 
$195.99
/ea
Watts Check Valve, Maxiflo LF600, 1/2 in, Lead-Free 0555175
Watts

Check Valve, Maxiflo LF600, 1/2 in, Lead-Free

Zoro # G109982129
Mfr # 0555175
product price: 
$123.99
/ea
Pentair Flotec Check Valve, Threaded, PVC Body FP0026-6D-P2
Pentair Flotec

Check Valve, Threaded, PVC Body

Zoro # G213754780
Mfr # FP0026-6D-P2
product price: 
$18.75
/ea
Magic Plastics 1.5 x 1.5 Union in. lnline Check Valve Assembly - Clear 0823-15C
Magic Plastics

1.5 x 1.5 Union in. lnline Check Valve Assembly - Clear

Zoro # G710528563
Mfr # 0823-15C
product price: 
$61.99
/ea
Legend Valve Check Valve, Wafer, 4 in, T-312, Ductile Iron Body, SS316 Disc 116-234
Legend Valve

Check Valve, Wafer, 4 in, T-312, Ductile Iron Body, SS316 Disc

Zoro # G1853567
Mfr # 116-234
product price: 
$129.99
/ea
Resideo Service Check Valve SCV-050
Resideo

Service Check Valve

Zoro # G510473957
Mfr # SCV-050
product price: 
$25.89
/ea
Chicago Valves And Controls Piston Check Valve, 1-1/4 in Pipe Size, FNPT, Class 800, Stainless Steel P486TE012
Chicago Valves And Controls

Piston Check Valve, 1-1/4 in Pipe Size, FNPT, Class 800, Stainless Steel

Zoro # G9155409
Mfr # P486TE012
product price: 
$501.99
/ea
Keckley 2" Globe Check Valve, Length: 6-3/4" 2CG3R-CI-B2334
Keckley

2" Globe Check Valve, Length: 6-3/4"

Zoro # G3819678
Mfr # 2CG3R-CI-B2334
product price: 
$371.99
/ea
Legend Valve Check Valve, S-451, 2 in, Sweat x Sweat, Brass Body 105-208NL
Legend Valve

Check Valve, S-451, 2 in, Sweat x Sweat, Brass Body

Zoro # G1799518
Mfr # 105-208NL
product price: 
$77.49
/ea
Pumpspy Silent Threaded Check Valve 1-1/2 CV-150T
Pumpspy

Silent Threaded Check Valve 1-1/2

Zoro # G009944265
Mfr # CV-150T
product price: 
$19.39
/ea
Ham-Let Instrumentation Check Valve, H400-HP Series, Inline Spring, 8 mm Let-Lok x Let-Lok, 10 psi H-400HP-SS-L-8MM10PSI
Ham-Let

Instrumentation Check Valve, H400-HP Series, Inline Spring, 8 mm Let-Lok x Let-Lok, 10 psi

Zoro # G808789593
Mfr # H-400HP-SS-L-8MM10PSI
product price: 
$127.99
/ea
Midland Industries Check Valve, Lift Inline, 1/4 in FNPT, Forged Brass 944428
Midland Industries

Check Valve, Lift Inline, 1/4 in FNPT, Forged Brass

Zoro # G321698976
Mfr # 944428
product price: 
$34.79
/ea
Legend Valve Check Valve, T-451, No Lead, 1/2 in, FNPT x FNPT, Brass 105-103NL
Legend Valve

Check Valve, T-451, No Lead, 1/2 in, FNPT x FNPT, Brass

Zoro # G1785728
Mfr # 105-103NL
product price: 
$17.59
/ea
Track Usa Check Valve, Spring Style, 1/4 in, Clear TR3323722
Track Usa

Check Valve, Spring Style, 1/4 in, Clear

Zoro # G211926936
Mfr # TR3323722
product price: 
$46.75
/ea
Everflow Inline Spring Loaded Check Valve, 2 in FIP, Cast Brass 150T200-NL
Everflow

Inline Spring Loaded Check Valve, 2 in FIP, Cast Brass

Zoro # G001106890
Mfr # 150T200-NL
product price: 
$102.99
/ea
Flood-Guard Stand Pipe Check Valve, 4 in, Rubber S-4FH
Flood-Guard

Stand Pipe Check Valve, 4 in, Rubber

Zoro # G611360569
Mfr # S-4FH
product price: 
$81.39
/ea
Hayward Flow Control Check Valve, SW Series, Swing, 3 in, Flanged, Inline, PVC Body SW1300E
Hayward Flow Control

Check Valve, SW Series, Swing, 3 in, Flanged, Inline, PVC Body

Zoro # G507963591
Mfr # SW1300E
product price: 
$1,280.99
/ea
Legend Valve Ball Check Valve, T-655 Series, PVC, FNPT x FNPT, 3/4 in 201-274
Legend Valve

Ball Check Valve, T-655 Series, PVC, FNPT x FNPT, 3/4 in

Zoro # G1803264
Mfr # 201-274
product price: 
$27.79
/ea
Flint & Walling Check Valve, Slip Connection, PVC, 2 in Pipe Size 1030-0250
Flint & Walling

Check Valve, Slip Connection, PVC, 2 in Pipe Size

Zoro # G207370125
Mfr # 1030-0250
product price: 
$43.95
/ea
Sold in mult. of 4 for $175.80
Bonomi 1" Sweat Brass Spring Check Valve 100712LF-1"
Bonomi

1" Sweat Brass Spring Check Valve

Zoro # G2011348
Mfr # 100712LF-1"
product price: 
$45.29
/ea
Val-Matic 2-1/2" Flanged Cast Iron Silent Check Valve 1825A-DSY
Val-Matic

2-1/2" Flanged Cast Iron Silent Check Valve

Zoro # G2679004
Mfr # 1825A-DSY
product price: 
$683.99
/ea
Zoro Select 1/8" Barb White Nylon Ball Cone Spring Check Valve WN CHK 695-2B2B-B
Zoro Select

1/8" Barb White Nylon Ball Cone Spring Check Valve

Zoro # G1599814
Mfr # WN CHK 695-2B2B-B
product price: 
$7.99
/ea
Gruvlok Check Valve, 7800 Series, Swing, Inline Wafer, Ductile Iron, 6 5/8 in Grooved 2200750111
Gruvlok

Check Valve, 7800 Series, Swing, Inline Wafer, Ductile Iron, 6 5/8 in Grooved

Zoro # G900716060
Mfr # 2200750111
product price: 
$1,541.99
/ea
Chicago Valves And Controls Swing Check Valve, 12 in, Class 150, Flanged, Cast Steel 41411120
Chicago Valves And Controls

Swing Check Valve, 12 in, Class 150, Flanged, Cast Steel

Zoro # G9156641
Mfr # 41411120
product price: 
$3,397.99
/ea
Basiks Check Valve, PVC, 3 in Pipe Size, EPDM Seal, Socket Connection TBC360-300EPS-PV
Basiks

Check Valve, PVC, 3 in Pipe Size, EPDM Seal, Socket Connection

Zoro # G7194743
Mfr # TBC360-300EPS-PV
product price: 
$246.99
/ea
Legend Valve Check Valve, T-451 Series, Brass Body, FNPT x FNPT, 3/4 in 105-104
Legend Valve

Check Valve, T-451 Series, Brass Body, FNPT x FNPT, 3/4 in

Zoro # G1804558
Mfr # 105-104
product price: 
$15.15
/ea
Check Valves (3,500+ items) - Page 36
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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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