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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 51

Legend Valve Check Valve, T-750 Series, 3/4 in, FNPT x FNPT, Stainless Steel 113-434
Legend Valve

Check Valve, T-750 Series, 3/4 in, FNPT x FNPT, Stainless Steel

Zoro # G1802528
Mfr # 113-434
product price: 
$74.65
/ea
Legend Valve Check Valve, S-453, Y-Pattern, Sweat x Sweat, Bronze, 1-1/2 in 105-407
Legend Valve

Check Valve, S-453, Y-Pattern, Sweat x Sweat, Bronze, 1-1/2 in

Zoro # G1780870
Mfr # 105-407
product price: 
$74.99
/ea
Milwaukee Valve 1/2" Sweat Low Lead Bronze Spring Check Valve UP1509 1/2
Milwaukee Valve

1/2" Sweat Low Lead Bronze Spring Check Valve

Zoro # G1274917
Mfr # UP1509 1/2
product price: 
$67.79
/ea
Ham-Let Instrumentation Check Valve, H400-HP Series, Inline Spring Poppet, 1/2 in Let-Lok x Let-Lok, 25 psi H-400HP-SS-L-1/2-25PSI
Ham-Let

Instrumentation Check Valve, H400-HP Series, Inline Spring Poppet, 1/2 in Let-Lok x Let-Lok, 25 psi

Zoro # G208258880
Mfr # H-400HP-SS-L-1/2-25PSI
product price: 
$144.99
/ea
Jaco Check Valve, 5/8 in, 1.41 in L (5 PK) CV-4-K-T/H
Jaco

Check Valve, 5/8 in, 1.41 in L (5 PK)

Zoro # G222577202
Mfr # CV-4-K-T/H
product price: 
$85.19
/pk 5, $17.04/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
Nibco Check Valve, T-473-Y, 1/2, Bronze NL92006
Nibco

Check Valve, T-473-Y, 1/2, Bronze

Zoro # G605311423
Mfr # NL92006
product price: 
$175.99
/ea
Ssi 8" Wafer Flange Stainless Steel Double Disc Check Valve 0800-150WTTTM-T
Ssi

8" Wafer Flange Stainless Steel Double Disc Check Valve

Zoro # G7839264
Mfr # 0800-150WTTTM-T
product price: 
$1,939.99
/ea
Jomar Valve 1-1/4" NPT Lead Free Brass Spring Check Valve T-521G
Jomar Valve

1-1/4" NPT Lead Free Brass Spring Check Valve

Zoro # G7052888
Mfr # T-521G
product price: 
$70.49
/ea
Dixon Check Valve, Uni-Directional, 1/8 in Pipe Size, FNPT, 316L Stainless Steel Body, FKM Softgoods 48951111
Dixon

Check Valve, Uni-Directional, 1/8 in Pipe Size, FNPT, 316L Stainless Steel Body, FKM Softgoods

Zoro # G509216824
Mfr # 48951111
product price: 
$205.99
/ea
Dixon Safety Check Valve, 1-1/4 in, MNPT, Brass Body SCVS10
Dixon

Safety Check Valve, 1-1/4 in, MNPT, Brass Body

Zoro # G109216804
Mfr # SCVS10
product price: 
$292.99
/ea
Dixon Spring Check Valve, 4 in, Weld, FKM HSCV400BB
Dixon

Spring Check Valve, 4 in, Weld, FKM

Zoro # G109067581
Mfr # HSCV400BB
product price: 
$1,212.99
/ea
Dixon Spring Check Valve, HSC Series, 1 in, Clamp Connection, 145 psi, 15 to 200 Degrees F HSCE100
Dixon

Spring Check Valve, HSC Series, 1 in, Clamp Connection, 145 psi, 15 to 200 Degrees F

Zoro # G009173047
Mfr # HSCE100
product price: 
$392.99
/ea
Everflow Swing Check Valve, 2 in, Cast Brass 210C002-NL
Everflow

Swing Check Valve, 2 in, Cast Brass

Zoro # G801106908
Mfr # 210C002-NL
product price: 
$52.49
/ea
Chicago Valves And Controls Swing Check Valve, Class 150, 3/4 in Pipe Size, Flanged, Stainless Steel 41611006
Chicago Valves And Controls

Swing Check Valve, Class 150, 3/4 in Pipe Size, Flanged, Stainless Steel

Zoro # G9155180
Mfr # 41611006
product price: 
$423.99
/ea
Homewerks Swing Check Valve, 3/4 in FIP x 3/4 in FIP, Brass 240-2-34
Homewerks

Swing Check Valve, 3/4 in FIP x 3/4 in FIP, Brass

Zoro # G316292714
Mfr # 240-2-34
product price: 
$19.45
/ea
American Granby Check Valve, 1 in Pipe Size, Bronze CVTNL1002BS
American Granby

Check Valve, 1 in Pipe Size, Bronze

Zoro # G010028640
Mfr # CVTNL1002BS
product price: 
$41.69
/ea
Simmons Check Valve, Spring Loaded, Silicon Bronze, 1 in Pipe Size 542SB
Simmons

Check Valve, Spring Loaded, Silicon Bronze, 1 in Pipe Size

Zoro # G121868487
Mfr # 542SB
product price: 
$64.15
/ea
Ham-Let Instrumentation Check Valve, H400 Series, Inline Spring, 3/8 in Let-Lok x Let-Lok, 316 SS, 1 psi H-400-SS-L-3/8-1PSI
Ham-Let

Instrumentation Check Valve, H400 Series, Inline Spring, 3/8 in Let-Lok x Let-Lok, 316 SS, 1 psi

Zoro # G108258829
Mfr # H-400-SS-L-3/8-1PSI
product price: 
$150.99
/ea
Sharkbite Check Valve, Max, 3/4 in Pipe Size, Push-to-Connect, Brass Body UR2016A
Sharkbite

Check Valve, Max, 3/4 in Pipe Size, Push-to-Connect, Brass Body

Zoro # G813764363
Mfr # UR2016A
product price: 
$41.75
/ea
Enerpac In-Line System Check Valve, V Series, One-Way with Reverse Free Flow, Steel, 3/8 in NPT Female V10E
Enerpac

In-Line System Check Valve, V Series, One-Way with Reverse Free Flow, Steel, 3/8 in NPT Female

Zoro # G515562373
Mfr # V10E
product price: 
$483.99
/ea
Dixon Spring Check Valve, HSC Series, 2 in, Clamp Connection, 145 psi, 15 to 200 deg F HSCV200
Dixon

Spring Check Valve, HSC Series, 2 in, Clamp Connection, 145 psi, 15 to 200 deg F

Zoro # G009114866
Mfr # HSCV200
product price: 
$647.99
/ea
Eat-In In-Line Check Valve, 1.5 in, PVC, Threaded EA2586714
Eat-In

In-Line Check Valve, 1.5 in, PVC, Threaded

Zoro # G514916221
Mfr # EA2586714
product price: 
$36.39
/ea
Eat-In Quiet Check Valve, Solvent Weld, 1-1/2 in, Clear PVC Union Body EA2985672
Eat-In

Quiet Check Valve, Solvent Weld, 1-1/2 in, Clear PVC Union Body

Zoro # G511957593
Mfr # EA2985672
product price: 
$55.29
/ea
Snow Performance Check Valve, High Flow, 4AN, for 4AN SS Braided Line Kit SNO-8CV-BRD
Snow Performance

Check Valve, High Flow, 4AN, for 4AN SS Braided Line Kit

Zoro # G715798923
Mfr # SNO-8CV-BRD
product price: 
$55.45
/ea
Plumbeeze Check Valve, In-Line Sump Pump, 1-1/2 in, ABS Thermoplastic PE-SPC150SB
Plumbeeze

Check Valve, In-Line Sump Pump, 1-1/2 in, ABS Thermoplastic

Zoro # G721860317
Mfr # PE-SPC150SB
product price: 
$12.49
/ea
Homepage 38 and quot; Fuel Line Check Valve HO144625
Homepage

38 and quot; Fuel Line Check Valve

Zoro # G610528595
Mfr # HO144625
product price: 
$106.99
/ea
Milton In Line Check Valve, 3/4 in FNPT, Brass 1093-12
Milton

In Line Check Valve, 3/4 in FNPT, Brass

Zoro # G5035086
Mfr # 1093-12
product price: 
$71.92
/ea
Milwaukee Valve 1" Solder Low Lead Brass Swing Check Valve UP0968000100
Milwaukee Valve

1" Solder Low Lead Brass Swing Check Valve

Zoro # G4215504
Mfr # UP0968000100
product price: 
$94.99
/ea
Hayward Flow Control Check Valve, WCV Series, Wafer, 3 in Pipe Size, Flange x Flange, Swing, PVC WCV1300V
Hayward Flow Control

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

Zoro # G4998025
Mfr # WCV1300V
product price: 
$541.99
/ea
Hayward Flow Control Check Valve, True Union, Ball, 4", CPVC/FPM, Socket TC2400S
Hayward Flow Control

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

Zoro # G0312681
Mfr # TC2400S
product price: 
$1,585.99
/ea
Sharpe Check Valve, 2483 Series, Piston, 1/2 in NPSM FNPSM, Carbon Steel Body, Inline 4371001910
Sharpe

Check Valve, 2483 Series, Piston, 1/2 in NPSM FNPSM, Carbon Steel Body, Inline

Zoro # G708258960
Mfr # 4371001910
product price: 
$169.99
/ea
B & K Check Valve, 1-1/4 in, PVC, Solvent Connection 6446132
B & K

Check Valve, 1-1/4 in, PVC, Solvent Connection

Zoro # G903778454
Mfr # 6446132
product price: 
$47.85
/ea
Nds SureFit 10 in. W X 2 in. H Round Valve Box Cover Green 10RND-UC
Nds

SureFit 10 in. W X 2 in. H Round Valve Box Cover Green

Zoro # G924148854
Mfr # 10RND-UC
product price: 
$20.45
/ea
Nds SureFit 6 in. W X 2 in. H Round Valve Box Cover Green 6RND-UC
Nds

SureFit 6 in. W X 2 in. H Round Valve Box Cover Green

Zoro # G724151221
Mfr # 6RND-UC
product price: 
$15.39
/ea
B & K Campbell 1-1/4 in. D X 1-1/4 in. D FNPT x FNPT Red Brass Spring Loaded Check Valve CV-5TLF
B & K

Campbell 1-1/4 in. D X 1-1/4 in. D FNPT x FNPT Red Brass Spring Loaded Check Valve

Zoro # G7700372
Mfr # CV-5TLF
product price: 
$64.85
/ea
Check Valves (3,500+ items) - Page 51
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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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