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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 42

Champion 8" Flanged Stainless Steel Wafer Check Valve 8SD15-SSVS-R
Champion

8" Flanged Stainless Steel Wafer Check Valve

Zoro # G7344088
Mfr # 8SD15-SSVS-R
product price:  $1,694.99
/ea
Anchor Fluid Power 3/8" NPTF THREADED CHECK VALVE CARBON STEEL PLATED, 7 PSI CRACKING PRESSURE CN3/8-1-7
Anchor Fluid Power

3/8" NPTF THREADED CHECK VALVE CARBON STEEL PLATED, 7 PSI CRACKING PRESSURE

Zoro # G802014455
Mfr # CN3/8-1-7
product price:  $49.19
/ea
Keckley 5" Carbon Steel Wafer Check Valve DD2R-CS-361IX-500
Keckley

5" Carbon Steel Wafer Check Valve

Zoro # G1613431
Mfr # DD2R-CS-361IX-500
product price:  $836.99
/ea
Ham-Let Instrumentation Check Valve H-400-SS-L-6MM-3PSI
Ham-Let

Instrumentation Check Valve

Zoro # G308789543
Mfr # H-400-SS-L-6MM-3PSI
product price:  $86.25
/ea
Legend Valve 1-1/2 S-451 NO LEAD CHECK VALV 105-207NL
Legend Valve

1-1/2 S-451 NO LEAD CHECK VALV

Zoro # G1765577
Mfr # 105-207NL
product price:  $59.29
/ea
Legend Valve 2" S-655 PVC BALL CHECK 201-288
Legend Valve

2" S-655 PVC BALL CHECK

Zoro # G1799624
Mfr # 201-288
product price:  $95.39
/ea
Milwaukee Valve 1-1/2" Threaded Low Lead Bronze Spring Check Valve UP548T 1 1/2
Milwaukee Valve

1-1/2" Threaded Low Lead Bronze Spring Check Valve

Zoro # G2895584
Mfr # UP548T 1 1/2
product price:  $139.99
/ea
Legend Valve 2" T-455 NL IPS IN-LINE CHECK 105-448NL
Legend Valve

2" T-455 NL IPS IN-LINE CHECK

Zoro # G1801119
Mfr # 105-448NL
product price:  $130.99
/ea
Discover 1 in. 3 Piece Stainless Steel Spring Check Valve 102752
Discover

1 in. 3 Piece Stainless Steel Spring Check Valve

Zoro # G215879825
Mfr # 102752
product price:  $38.35
/ea
Hayward Flow Control Y-Check Valve, 3", PVC/FPM, Socket YC10300S
Hayward Flow Control

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

Zoro # G4998682
Mfr # YC10300S
product price:  $709.99
/ea
Toro The Toro Company L4010 1 in. Manual Anti Siphon Valve L4010
Toro

The Toro Company L4010 1 in. Manual Anti Siphon Valve

Zoro # G103996115
Mfr # L4010
product price:  $52.45
/ea
Nds 1001-07-KC070T .75 FIP PVC Check Valve 6462550
Nds

1001-07-KC070T .75 FIP PVC Check Valve

Zoro # G415834105
Mfr # 6462550
product price:  $21.29
/ea
Georg Fischer 3/8" Threaded Socket CPVC/EPDM Spring Check Valve 163562101
Georg Fischer

3/8" Threaded Socket CPVC/EPDM Spring Check Valve

Zoro # G4653512
Mfr # 163562101
product price:  $208.99
/ea
Hammond Valve 1-1/2" Solder Brass Swing Check Valve 968 1 1/2
Hammond Valve

1-1/2" Solder Brass Swing Check Valve

Zoro # G1177416
Mfr # 968 1 1/2
product price:  $173.99
/ea
Gruvlok Check Valve, 7.75 in Overall L 2200750061
Gruvlok

Check Valve, 7.75 in Overall L

Zoro # G700716055
Mfr # 2200750061
product price:  $709.99
/ea
Hayward Flow Control Check Valve, True Union, Ball, 4", PVC/FPM, Threaded TC1400T
Hayward Flow Control

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

Zoro # G2283355
Mfr # TC1400T
product price:  $761.99
/ea
Jomar Valve 1-1/2" Solder Lead Free Brass Spring Check Valve S-521G
Jomar Valve

1-1/2" Solder Lead Free Brass Spring Check Valve

Zoro # G7125800
Mfr # S-521G
product price:  $79.39
/ea
Champion 2-1/2" Flanged Stainless Steel Wafer Check Valve 2.5SD15-SSVS-R
Champion

2-1/2" Flanged Stainless Steel Wafer Check Valve

Zoro # G7304538
Mfr # 2.5SD15-SSVS-R
product price:  $477.99
/ea
Proline Series ProLine PVC 1'' SOLV x 1'' SOLV In-Line Check Valve 101-605
Proline Series

ProLine PVC 1'' SOLV x 1'' SOLV In-Line Check Valve

Zoro # G021877787
Mfr # 101-605
product price:  $10.79
/ea
Sold in mult. of 2 for $21.58
Water Source ABS In-Line Sump Pump Check Valve - 1.50 in. 235825
Water Source

ABS In-Line Sump Pump Check Valve - 1.50 in.

Zoro # G510528558
Mfr # 235825
product price:  $40.55
/ea
Cole Parmer Miniature Check Valve, Polypropylene Housing, Viton diaphragm, 1/8in ID GM32PFA
Cole Parmer

Miniature Check Valve, Polypropylene Housing, Viton diaphragm, 1/8in ID

Zoro # G114185478
Mfr # GM32PFA
product price:  $3.95
/ea
Sold in mult. of 2 for $7.90
Zoro Select Check Valve, 1-1/4", 316, Thrd 200 4373002150
Zoro Select

Check Valve, 1-1/4", 316, Thrd 200

Zoro # G1461883
Mfr # 4373002150
product price:  $158.99
/ea
Asahi 1" Flanged Ball Check Valve 1215010
Asahi

1" Flanged Ball Check Valve

Zoro # G6193868
Mfr # 1215010
product price:  $131.99
/ea
Springer Parts LKC2GC25316VITSP  Check Valve, Disc;Replace Alfa Laval Part # LKC-2-GC-2.5-316-VIT LKC-2-GC-2.5-316-VITSP
Springer Parts

LKC2GC25316VITSP Check Valve, Disc;Replace Alfa Laval Part # LKC-2-GC-2.5-316-VIT

Zoro # G606007073
Mfr # LKC-2-GC-2.5-316-VITSP
product price:  $759.99
/ea
Apollo Valves 1-1/4" Press Lead Free Bronze Ball Cone Check Valve 61LF10601PR
Apollo Valves

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

Zoro # G4676691
Mfr # 61LF10601PR
product price:  $141.99
/ea
Camozzi Series 2 Valve, 3/2-Way Nc, Cartridge #5/32" OD, , Plunger, Spring Return 234-945
Camozzi

Series 2 Valve, 3/2-Way Nc, Cartridge #5/32" OD, , Plunger, Spring Return

Zoro # G906693181
Mfr # 234-945
product price:  $54.45
/ea
Asahi 2" Flanged Ball Check Valve, Max. Pressure: 150 psi 1212020
Asahi

2" Flanged Ball Check Valve, Max. Pressure: 150 psi

Zoro # G6193807
Mfr # 1212020
product price:  $264.99
/ea
Drainage Industries 1-1/4 In. ABS Thermoplastic Full-Flow Sump Pump Check Valve CV01.25
Drainage Industries

1-1/4 In. ABS Thermoplastic Full-Flow Sump Pump Check Valve

Zoro # G811360581
Mfr # CV01.25
product price:  $7.49
/ea
Sold in mult. of 5 for $37.45
Sloan Valve Etf470A Check Valve Kit 3365001
Sloan

Valve Etf470A Check Valve Kit

Zoro # G4494175
Mfr # 3365001
product price:  $49.75
/ea
Wilkins In-Line Single Check Valve, 1-40XL2 1-40XL2
Wilkins

In-Line Single Check Valve, 1-40XL2

Zoro # G8667749
Mfr # 1-40XL2
product price:  $207.99
/ea
Water Source PFV075 0.75 in. Combination Plastic Foot-Check Valve 645846
Water Source

PFV075 0.75 in. Combination Plastic Foot-Check Valve

Zoro # G004087370
Mfr # 645846
product price:  $37.29
/ea
Star Water Systems Universal Pro Sump Pump Check Valve 148155
Star Water Systems

Universal Pro Sump Pump Check Valve

Zoro # G915718493
Mfr # 148155
product price:  $19.99
/ea
T&S Brass TandS Brass Adaptor, Check Valve, 1/2in BSP Male x Female 010321-45
T&S Brass

TandS Brass Adaptor, Check Valve, 1/2in BSP Male x Female

Zoro # G415773558
Mfr # 010321-45
product price:  $35.89
/ea
Ez-Fluid 3/4in Threaded Swing Check Valve Brass EZSCT34
Ez-Fluid

3/4in Threaded Swing Check Valve Brass

Zoro # G413120934
Mfr # EZSCT34
product price:  $18.39
/ea
Dixon 1" FNPT Stainless Steel Ball Cone Check Valve 62-105
Dixon

1" FNPT Stainless Steel Ball Cone Check Valve

Zoro # G6553340
Mfr # 62-105
product price:  $325.99
/ea
Aqua Pro 0.5 in. x 0.5 in. Backflow Prevention Lead Free Male Check Valve AQP-20818
Aqua Pro

0.5 in. x 0.5 in. Backflow Prevention Lead Free Male Check Valve

Zoro # G110528576
Mfr # AQP-20818
product price:  $26.99
/ea
Check Valves (3,500+ items) - Page 42
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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 Steel Pipe FittingsBlack 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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