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  1. Home
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  5. Pipes, Valves & Fittings
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  9. Check Valves

Check Valves (3,500+ items) - Page 15

Wilkins Double Check Valve Assembly, 950XLT2 Series, 2 in, FNPT x FNPT, Bronze 2-950XLT2
Wilkins

Double Check Valve Assembly, 950XLT2 Series, 2 in, FNPT x FNPT, Bronze

Zoro # G7738654
Mfr # 2-950XLT2
product price: 
$1,565.99
/ea
Sharpe Valves 1-1/4" FNPT Forged Carbon Steel Piston Check Valve 4371001540
Sharpe Valves

1-1/4" FNPT Forged Carbon Steel Piston Check Valve

Zoro # G1348313
Mfr # 4371001540
product price: 
$370.99
/ea
Zoro Select 1/4" MNPT Stainless Steel Piston Spring Check Valve CHK SST 410-4M4M-B
Zoro Select

1/4" MNPT Stainless Steel Piston Spring Check Valve

Zoro # G0950975
Mfr # CHK SST 410-4M4M-B
product price: 
$41.79
/ea
Hayward Flow Control Check Valve, True Union, Ball, 3", CPVC/EPDM, Threaded TC2300TE
Hayward Flow Control

Check Valve, True Union, Ball, 3", CPVC/EPDM, Threaded

Zoro # G1504176
Mfr # TC2300TE
product price: 
$669.99
/ea
Zoro Select 1/4" FNPT Ball Cone Spring Check Valve FP CHK 694-4F4F-B
Zoro Select

1/4" FNPT Ball Cone Spring Check Valve

Zoro # G0715434
Mfr # FP CHK 694-4F4F-B
product price: 
$16.19
/ea
Ham-Let Instrumentation Check Valve, H400 Series, Inline Spring, 1/2 in FNPT, 316 Stainless Steel H-410-SS-N-1/2-1/3PSI
Ham-Let

Instrumentation Check Valve, H400 Series, Inline Spring, 1/2 in FNPT, 316 Stainless Steel

Zoro # G208258828
Mfr # H-410-SS-N-1/2-1/3PSI
product price: 
$153.99
/ea
Apollo Valves 1-1/4" FNPT Lead Free Bronze Ball Cone Check Valve 61LF10601
Apollo Valves

1-1/4" FNPT Lead Free Bronze Ball Cone Check Valve

Zoro # G5151754
Mfr # 61LF10601
product price: 
$154.99
/ea
Milwaukee Valve 3/4" Threaded Low Lead Bronze Spring Check Valve UP509 3/4
Milwaukee Valve

3/4" Threaded Low Lead Bronze Spring Check Valve

Zoro # G1820402
Mfr # UP509 3/4
product price: 
$88.10
/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
Milwaukee Valve 1-1/4" FNPT Bronze Swing Y Check Valve 508 1-1/4"
Milwaukee Valve

1-1/4" FNPT Bronze Swing Y Check Valve

Zoro # G3323747
Mfr # 508 1-1/4"
product price: 
$175.03
/ea
Zoro Select 1/8" FNPT Brass Piston Spring Check Valve CHK BRS 215-2F2F-B
Zoro Select

1/8" FNPT Brass Piston Spring Check Valve

Zoro # G1818424
Mfr # CHK BRS 215-2F2F-B
product price: 
$20.59
/ea
Milwaukee Valve 1-1/2" FNPT Bronze Swing Y Check Valve 508 1-1/2"
Milwaukee Valve

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

Zoro # G0963873
Mfr # 508 1-1/2"
product price: 
$234.39
/ea
Hayward Flow Control Check Valve, Wafer, 3", PVC/EPDM, with SS Spring WCV1300ES
Hayward Flow Control

Check Valve, Wafer, 3", PVC/EPDM, with SS Spring

Zoro # G4997946
Mfr # WCV1300ES
product price: 
$591.99
/ea
Usa Industrials Check Valve, Inline Swing, 2 in FNPT x FNPT, 304 Stainless Steel Body, 0.5 psi Crack Pressure ZUSA-VLV-133
Usa Industrials

Check Valve, Inline Swing, 2 in FNPT x FNPT, 304 Stainless Steel Body, 0.5 psi Crack Pressure

Zoro # G800716054
Mfr # ZUSA-VLV-133
product price: 
$217.99
/ea
Hayward Flow Control Wafer Check Valve, WCV Series, 3 in, Flange x Flange, Swing, PVC Body WCV1300E
Hayward Flow Control

Wafer Check Valve, WCV Series, 3 in, Flange x Flange, Swing, PVC Body

Zoro # G4998077
Mfr # WCV1300E
product price: 
$571.99
/ea
Ham-Let Instrumentation Check Valve, H400 Series, Inline Spring, 1/2 in Let-Lok x Let-Lok, 1 psi H-400-SS-L-1/2-1PSI
Ham-Let

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

Zoro # G808258877
Mfr # H-400-SS-L-1/2-1PSI
product price: 
$185.99
/ea
Plast-O-Matic 3/4" FNPT Polypropylene Disc Check Valve CKM075V-PP
Plast-O-Matic

3/4" FNPT Polypropylene Disc Check Valve

Zoro # G4139703
Mfr # CKM075V-PP
product price: 
$155.99
/ea
Discover Swing Check Valve, FNPT x FNPT, 4 in, 316 Stainless Steel 102581
Discover

Swing Check Valve, FNPT x FNPT, 4 in, 316 Stainless Steel

Zoro # G715879738
Mfr # 102581
product price: 
$454.99
/ea
Jomar Valve 3" NPT Lead Free Brass Horizontal Check Valve T-501G
Jomar Valve

3" NPT Lead Free Brass Horizontal Check Valve

Zoro # G7121646
Mfr # T-501G
product price: 
$345.99
/ea
Hayward Flow Control Check Valve, Wafer, 2", PVC/EPDM, with SS Spring WCV1200ES
Hayward Flow Control

Check Valve, Wafer, 2", PVC/EPDM, with SS Spring

Zoro # G4997964
Mfr # WCV1200ES
product price: 
$369.99
/ea
Bonomi Double Door Check Valve NC150E-4
Bonomi

Double Door Check Valve

Zoro # G7565236
Mfr # NC150E-4
product price: 
$146.99
/ea
Legend Valve Wafer Check Valve, Bronze Body, 12 in 116-229
Legend Valve

Wafer Check Valve, Bronze Body, 12 in

Zoro # G1797497
Mfr # 116-229
product price: 
$1,218.99
/ea
Dixon Safety Check Valve, 3/4 in Pipe Size, NPT, Brass Body SCVS6
Dixon

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

Zoro # G6555845
Mfr # SCVS6
product price: 
$107.99
/ea
Anchor Fluid Power Check Valve, 1 in Pipe Size, NPTF Threaded, Carbon Steel Plated, 7 psi Cracking Pressure CN1-1-7
Anchor Fluid Power

Check Valve, 1 in Pipe Size, NPTF Threaded, Carbon Steel Plated, 7 psi Cracking Pressure

Zoro # G802014585
Mfr # CN1-1-7
product price: 
$138.99
/ea
Legend Valve Check Valve, P-451, Press x Press, 3/4 in 105-004NL
Legend Valve

Check Valve, P-451, Press x Press, 3/4 in

Zoro # G1800489
Mfr # 105-004NL
product price: 
$36.75
/ea
Jomar Valve 3/4" Press Lead Free Brass Horizontal Check Valve P-501G
Jomar Valve

3/4" Press Lead Free Brass Horizontal Check Valve

Zoro # G7156235
Mfr # P-501G
product price: 
$68.99
/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
Legend Valve Check Valve Body, S-613 Series, 1-1/4 in to 1-1/2 in 203-230
Legend Valve

Check Valve Body, S-613 Series, 1-1/4 in to 1-1/2 in

Zoro # G2837435
Mfr # 203-230
product price: 
$11.35
/ea
Water Source Check Valve, 1 in Pipe Size, Brass Body CC100-NL
Water Source

Check Valve, 1 in Pipe Size, Brass Body

Zoro # G616044228
Mfr # CC100-NL
product price: 
$28.55
/ea
Legend Valve 4" T-312 CAST IRON WAFER CHECK 116-224
Legend Valve

4" T-312 CAST IRON WAFER CHECK

Zoro # G1842848
Mfr # 116-224
product price: 
$169.99
/ea
Bonomi North America Check Valve, In-Line Spring Loaded, High Flow, 3 in Pipe Size, Lead-Free Brass 100012LF-3
Bonomi North America

Check Valve, In-Line Spring Loaded, High Flow, 3 in Pipe Size, Lead-Free Brass

Zoro # G511494227
Mfr # 100012LF-3
product price: 
$229.99
/ea
Proline Series Check Valve, In-Line, PVC, 3/4 in FIP x 3/4 in FIP 101-104
Proline Series

Check Valve, In-Line, PVC, 3/4 in FIP x 3/4 in FIP

Zoro # G621877323
Mfr # 101-104
product price: 
$5.79
/ea
Sold in mult. of 2 for $11.58
Ham-Let Instrumentation Check Valve, H400 Series, Inline Spring, 1/8 in MNPT x MNPT, SS Body H-480-SS-N-1/8-1/3PSI
Ham-Let

Instrumentation Check Valve, H400 Series, Inline Spring, 1/8 in MNPT x MNPT, SS Body

Zoro # G508258825
Mfr # H-480-SS-N-1/8-1/3PSI
product price: 
$89.25
/ea
Legend Valve Check Valve, P-451, Press x Press, 2 in 105-008NL
Legend Valve

Check Valve, P-451, Press x Press, 2 in

Zoro # G1842936
Mfr # 105-008NL
product price: 
$178.99
/ea
Dixon 3/8" FNPT Brass Ball Cone Check Valve 61-102
Dixon

3/8" FNPT Brass Ball Cone Check Valve

Zoro # G6550769
Mfr # 61-102
product price: 
$58.59
/ea
Jomar Valve 2-1/2" NPT Lead Free Brass Horizontal Check Valve T-501G
Jomar Valve

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

Zoro # G7073809
Mfr # T-501G
product price: 
$233.99
/ea
Check Valves (3,500+ items) - Page 15
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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

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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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