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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 54

Legend Valve Check Valve, T-451, 1/4 in, FNPT x FNPT, Brass 105-101NL
Legend Valve

Check Valve, T-451, 1/4 in, FNPT x FNPT, Brass

Zoro # G1785840
Mfr # 105-101NL
product price: 
$15.69
/ea
Sharpe Check Valve, 2483SC Series, Inline Swing, 1 in, FNPSM Socket Weld x FNPSM Socket Weld, 316L SS 4371001640
Sharpe

Check Valve, 2483SC Series, Inline Swing, 1 in, FNPSM Socket Weld x FNPSM Socket Weld, 316L SS

Zoro # G808258952
Mfr # 4371001640
product price: 
$359.99
/ea
Georg Fischer 2" Threaded Socket CPVC/EPDM Spring Check Valve 163562107
Georg Fischer

2" Threaded Socket CPVC/EPDM Spring Check Valve

Zoro # G4664685
Mfr # 163562107
product price: 
$595.99
/ea
Chicago Valves And Controls Piston Check Valve, Class 800, 3/8 in Pipe Size, Socket Weld, Stainless Steel P486SW004
Chicago Valves And Controls

Piston Check Valve, Class 800, 3/8 in Pipe Size, Socket Weld, Stainless Steel

Zoro # G9159240
Mfr # P486SW004
product price: 
$151.99
/ea
Usa Industrials Check Valve, Inline Swing, 1/4 in FNPT x FNPT, 304 Stainless Steel Body, 125 psi ZUSA-VLV-126
Usa Industrials

Check Valve, Inline Swing, 1/4 in FNPT x FNPT, 304 Stainless Steel Body, 125 psi

Zoro # G600716056
Mfr # ZUSA-VLV-126
product price: 
$71.49
/ea
Chicago Valves And Controls Swing Check Valve, 1-1/2 in Pipe Size, Class 800, Socket Weld, Forged Steel 484SW015
Chicago Valves And Controls

Swing Check Valve, 1-1/2 in Pipe Size, Class 800, Socket Weld, Forged Steel

Zoro # G9159749
Mfr # 484SW015
product price: 
$157.99
/ea
Basiks Check Valve, PVC, 3", EPDM, Threaded TBC360-300EPT-PV
Basiks

Check Valve, PVC, 3", EPDM, Threaded

Zoro # G7194761
Mfr # TBC360-300EPT-PV
product price: 
$281.99
/ea
Parker 1/2" A-LOK(R) Brass Instrumentation Check Valve 8A-C8L-10-BN-B
Parker

1/2" A-LOK(R) Brass Instrumentation Check Valve

Zoro # G0966165
Mfr # 8A-C8L-10-BN-B
product price: 
$139.99
/ea
Legend Valve Check Valve, T-312, Wafer Connection, 3 in 116-233
Legend Valve

Check Valve, T-312, Wafer Connection, 3 in

Zoro # G1795729
Mfr # 116-233
product price: 
$99.95
/ea
Legend Valve Check Valve, T-451 Series, 4 in, FNPT x FNPT, Brass 105-111NL
Legend Valve

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

Zoro # G1810535
Mfr # 105-111NL
product price: 
$345.99
/ea
Zoro Select Check Valve, 2-1/2 in Pipe Size, Threaded, 316 Stainless Steel, 200 WOG 4373002180
Zoro Select

Check Valve, 2-1/2 in Pipe Size, Threaded, 316 Stainless Steel, 200 WOG

Zoro # G1461831
Mfr # 4373002180
product price: 
$408.99
/ea
Chicago Valves And Controls Swing Check Valve, 1/2 in Pipe Size, FNPT, Forged Steel, Class 800 484TE005
Chicago Valves And Controls

Swing Check Valve, 1/2 in Pipe Size, FNPT, Forged Steel, Class 800

Zoro # G9157159
Mfr # 484TE005
product price: 
$49.75
/ea
Chicago Valves And Controls Swing Check Valve, 2 in Pipe Size, Socket Weld, Stainless Steel, 200 WOG 4266SW020
Chicago Valves And Controls

Swing Check Valve, 2 in Pipe Size, Socket Weld, Stainless Steel, 200 WOG

Zoro # G9161331
Mfr # 4266SW020
product price: 
$267.99
/ea
Wilkins Dual Check Valve, 705 Series, 1 in, Union FNPT x FNPT, Reinforced Nylon 1UFX1F-705
Wilkins

Dual Check Valve, 705 Series, 1 in, Union FNPT x FNPT, Reinforced Nylon

Zoro # G4452463
Mfr # 1UFX1F-705
product price: 
$75.99
/ea
Sanitube Check Valve, T316 Stainless Steel, Clamp Connection, 2-1/2 in TCCV-250
Sanitube

Check Valve, T316 Stainless Steel, Clamp Connection, 2-1/2 in

Zoro # G0189927
Mfr # TCCV-250
product price: 
$514.99
/ea
Legend Valve Check Valve, S-451 Series, Sweat x Sweat, Brass, 1/2 in 105-203
Legend Valve

Check Valve, S-451 Series, Sweat x Sweat, Brass, 1/2 in

Zoro # G1785859
Mfr # 105-203
product price: 
$10.39
/ea
Sanitube TC Check Valve Repair Kit, 1 in, Black Viton TCCVRK-250
Sanitube

TC Check Valve Repair Kit, 1 in, Black Viton

Zoro # G0189367
Mfr # TCCVRK-250
product price: 
$23.99
/ea
Chicago Valves And Controls Swing Check Valve, 1 in Pipe Size, FNPT, Class 800, Stainless Steel 486TE010
Chicago Valves And Controls

Swing Check Valve, 1 in Pipe Size, FNPT, Class 800, Stainless Steel

Zoro # G9156608
Mfr # 486TE010
product price: 
$327.99
/ea
Legend Valve Wafer Check Valve, 12 in, Ductile Iron Body & Disc 116-249
Legend Valve

Wafer Check Valve, 12 in, Ductile Iron Body & Disc

Zoro # G1797156
Mfr # 116-249
product price: 
$668.99
/ea
Hammond Valve Swing Check Valve, 968 Series, 1 in, Sweat x Sweat, Inline, Brass 968 1
Hammond Valve

Swing Check Valve, 968 Series, 1 in, Sweat x Sweat, Inline, Brass

Zoro # G2309264
Mfr # 968 1
product price: 
$98.99
/ea
Sharpe Check Valve, Series 25, Swing, Inline, 1/2 in, Flanged x Flanged, CF8M Stainless Steel 4371002200
Sharpe

Check Valve, Series 25, Swing, Inline, 1/2 in, Flanged x Flanged, CF8M Stainless Steel

Zoro # G708258830
Mfr # 4371002200
product price: 
$370.99
/ea
Chicago Valves And Controls Swing Check Valve, 8 in Pipe Size, Class 150, Flanged, Cast Steel WCB 41411080
Chicago Valves And Controls

Swing Check Valve, 8 in Pipe Size, Class 150, Flanged, Cast Steel WCB

Zoro # G9157098
Mfr # 41411080
product price: 
$1,330.99
/ea
Chicago Valves And Controls Swing Check Valve, 1 in Pipe Size, Socket Weld, Class 800, Stainless Steel 486SW010
Chicago Valves And Controls

Swing Check Valve, 1 in Pipe Size, Socket Weld, Class 800, Stainless Steel

Zoro # G9160668
Mfr # 486SW010
product price: 
$313.99
/ea
Hammond Valve Swing Check Valve, 968 Series, 2 in Pipe Size, Sweat x Sweat, Inline, Brass Body 968 2
Hammond Valve

Swing Check Valve, 968 Series, 2 in Pipe Size, Sweat x Sweat, Inline, Brass Body

Zoro # G3389154
Mfr # 968 2
product price: 
$242.99
/ea
Sold in mult. of 2 for $485.98
Legend Valve Check Valve, S-455 Series, In-Line, Sweat x Sweat, Bronze Body, 1-1/4 in 105-466NL
Legend Valve

Check Valve, S-455 Series, In-Line, Sweat x Sweat, Bronze Body, 1-1/4 in

Zoro # G1780889
Mfr # 105-466NL
product price: 
$65.19
/ea
Hayward Flow Control Y-Check Valve, 3/4", PVC/FPM, Threaded YC10075T
Hayward Flow Control

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

Zoro # G4998183
Mfr # YC10075T
product price: 
$148.99
/ea
Pentair Shurflo Fresh Water Check Valve S6F-340001
Pentair Shurflo

Fresh Water Check Valve

Zoro # G210528551
Mfr # S6F-340001
product price: 
$59.15
/ea
Milwaukee Valve 1-1/2" Solder Low Lead Brass Swing Check Valve UP0968000112
Milwaukee Valve

1-1/2" Solder Low Lead Brass Swing Check Valve

Zoro # G4226101
Mfr # UP0968000112
product price: 
$169.99
/ea
Hayward Flow Control Y-Check Valve, True Union, 1/2", CPVC/EPDM, Threaded YC20050TEU
Hayward Flow Control

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

Zoro # G6836934
Mfr # YC20050TEU
product price: 
$352.99
/ea
Milwaukee Valve Check Valve, UP509 Series, Swing, 2 1/2 in, Press x Press, Lead Free Bronze UP509-P2  - 212
Milwaukee Valve

Check Valve, UP509 Series, Swing, 2 1/2 in, Press x Press, Lead Free Bronze

Zoro # G608413445
Mfr # UP509-P2 - 212
product price: 
$1,392.99
/ea
Allstar Performance Overflow Check Valve, Spring-Loaded, 1-1/4 in Tube Size ALL40203
Allstar Performance

Overflow Check Valve, Spring-Loaded, 1-1/4 in Tube Size

Zoro # G215695708
Mfr # ALL40203
product price: 
$122.99
/ea
Hayward Flow Control Check Valve, Wafer, 4", PVC/FPM, with SS Spring WCV1400VS
Hayward Flow Control

Check Valve, Wafer, 4", PVC/FPM, with SS Spring

Zoro # G5036735
Mfr # WCV1400VS
product price: 
$665.99
/ea
Dixon Air Blow Check Valve, 4 in FNPT, 316L Stainless Steel Body, EPDM Softgoods B45BC-R400
Dixon

Air Blow Check Valve, 4 in FNPT, 316L Stainless Steel Body, EPDM Softgoods

Zoro # G209216858
Mfr # B45BC-R400
product price: 
$477.99
/ea
Sp Scienceware 1/8" Tapers to 1/4" Barb Polypropylene Check Valve PK6 H19715-0000
Sp Scienceware

1/8" Tapers to 1/4" Barb Polypropylene Check Valve PK6

Zoro # G7812226
Mfr # H19715-0000
product price: 
$78.99
/pk 6, $13.17/ea
Jomar Valve Y-Pattern Check Valve, Solder, Bronze Body, 3 in Pipe Size S-511
Jomar Valve

Y-Pattern Check Valve, Solder, Bronze Body, 3 in Pipe Size

Zoro # G7094145
Mfr # S-511
product price: 
$586.99
/ea
Jomar Valve 1-1/2" Solder Brass Horizontal Check Valve S-501
Jomar Valve

1-1/2" Solder Brass Horizontal Check Valve

Zoro # G7084126
Mfr # S-501
product price: 
$55.69
/ea
Check Valves (3,500+ items) - Page 54
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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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check valve control checkflange mount check valveswagelok brassplast-o-matic 2" ball valve2.5 inch check valve

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