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  1. Home
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  3. Plumbing
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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 49

Emerson ACK-12 3/4 in. ODF CHECK VALVE 064989
Emerson

ACK-12 3/4 in. ODF CHECK VALVE

Zoro # G609981738
Mfr # 064989
product price:  $110.99
/ea
Chicago Valves And Controls 1", Stainless Steel Class 150 Flanged Swing Check Valve 41611010
Chicago Valves And Controls

1", Stainless Steel Class 150 Flanged Swing Check Valve

Zoro # G9158592
Mfr # 41611010
product price:  $455.99
/ea
Keckley 6" Globe Check Valve, Connection Type: Flanged 6CG2R-36-36336
Keckley

6" Globe Check Valve, Connection Type: Flanged

Zoro # G3819772
Mfr # 6CG2R-36-36336
product price:  $4,539.99
/ea
Ham-Let Instrumentation Check Valve H-400HP-SS-L-8MM10PSI
Ham-Let

Instrumentation Check Valve

Zoro # G808789593
Mfr # H-400HP-SS-L-8MM10PSI
product price:  $127.99
/ea
Legris 5/32" Tube x 1/8" MNPT Meter Input Check Valve 7985 04 11
Legris

5/32" Tube x 1/8" MNPT Meter Input Check Valve

Zoro # G4416167
Mfr # 7985 04 11
product price:  $26.75
/ea
Watts ANKA Check Valve, 2'' 88005312
Watts

ANKA Check Valve, 2''

Zoro # G512482957
Mfr # 88005312
product price:  $74.59
/ea
Legend Valve 1/2" S-455 CXC IN LINE CHECK 105-463
Legend Valve

1/2" S-455 CXC IN LINE CHECK

Zoro # G1769235
Mfr # 105-463
product price:  $21.99
/ea
Legend Valve 1-1/2" S-453 Y-PTN CHECK VALVE 105-407
Legend Valve

1-1/2" S-453 Y-PTN CHECK VALVE

Zoro # G1780870
Mfr # 105-407
product price:  $74.99
/ea
Homewerks 1 in. D X 1 in. D FIP Brass Swing Check Valve 240-2-1
Homewerks

1 in. D X 1 in. D FIP Brass Swing Check Valve

Zoro # G016292717
Mfr # 240-2-1
product price:  $24.19
/ea
Legend Valve 1/2" T-655 PVC BALL CHECK 201-273
Legend Valve

1/2" T-655 PVC BALL CHECK

Zoro # G1765525
Mfr # 201-273
product price:  $23.39
/ea
Legend Valve 3/4" T-750 S.S. CHECK VALVE 113-434
Legend Valve

3/4" T-750 S.S. CHECK VALVE

Zoro # G1802528
Mfr # 113-434
product price:  $74.65
/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
Legend Valve 2-1/2 T-312 DI WAFER CK SS316 116-232
Legend Valve

2-1/2 T-312 DI WAFER CK SS316

Zoro # G1801100
Mfr # 116-232
product price:  $78.15
/ea
Hayward Flow Control Check Valve, True Union, Ball, 6", CPVC/FPM, Flanged TC2600F
Hayward Flow Control

Check Valve, True Union, Ball, 6", CPVC/FPM, Flanged

Zoro # G1123123
Mfr # TC2600F
product price:  $2,850.99
/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
Ham-Let Instrumentation Check Valve H-400HP-SS-L-1/2-25PSI
Ham-Let

Instrumentation Check Valve

Zoro # G208258880
Mfr # H-400HP-SS-L-1/2-25PSI
product price:  $144.99
/ea
Legend Valve 3" T-451 CHECK VALVE NL 105-110NL
Legend Valve

3" T-451 CHECK VALVE NL

Zoro # G1800708
Mfr # 105-110NL
product price:  $226.99
/ea
Legend Valve 1" T-750 S.S. CHECK VALVE 113-435
Legend Valve

1" T-750 S.S. CHECK VALVE

Zoro # G1769174
Mfr # 113-435
product price:  $122.99
/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 Legris by Uni-Directional Check Valve, 1/8 in, FNPT, 316L Stainless Steel Body, FKM Softgoods 48951111
Dixon

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

Zoro # G509216824
Mfr # 48951111
product price:  $205.99
/ea
Strike3 1.5 Socket x 2 in. Spigot Thread-On 2 Black CPVC Serviceable Check Valve, 12PK ST1842045
Strike3

1.5 Socket x 2 in. Spigot Thread-On 2 Black CPVC Serviceable Check Valve, 12PK

Zoro # G211857667
Mfr # ST1842045
product price:  $76.99
/pk 12, $6.42/ea
Dixon 4 in SPRING CHECK VALVE, FKM, WELD HSCV400BB
Dixon

4 in SPRING CHECK VALVE, FKM, WELD

Zoro # G109067581
Mfr # HSCV400BB
product price:  $1,212.99
/ea
Dixon Spring Check Valve, Series: HSC, 1 in Nominal, Clamp, 145 psi, 15 to 200 deg F, 3.3 in Inlet to Outl HSCE100
Dixon

Spring Check Valve, Series: HSC, 1 in Nominal, Clamp, 145 psi, 15 to 200 deg F, 3.3 in Inlet to Outl

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

SWT Swing Check Valve, Cast Brass 2"

Zoro # G801106908
Mfr # 210C002-NL
product price:  $52.49
/ea
American Granby Check ValveBronze 1 in. CVTNL1002BS
American Granby

Check ValveBronze 1 in.

Zoro # G010028640
Mfr # CVTNL1002BS
product price:  $41.69
/ea
Homewerks 3/4 in. D X 3/4 in. D FIP Brass Swing Check Valve 240-2-34
Homewerks

3/4 in. D X 3/4 in. D FIP Brass Swing Check Valve

Zoro # G316292714
Mfr # 240-2-34
product price:  $19.45
/ea
Simmons 1'' Silicon Bronze Spring Loaded Check Valve 542SB
Simmons

1'' Silicon Bronze Spring Loaded Check Valve

Zoro # G121868487
Mfr # 542SB
product price:  $64.15
/ea
Chicago Valves And Controls 3/4", Stainless Steel Class 150 Flanged Swing Check Valve 41611006
Chicago Valves And Controls

3/4", Stainless Steel Class 150 Flanged Swing Check Valve

Zoro # G9155180
Mfr # 41611006
product price:  $423.99
/ea
Ham-Let Instrumentation Check Valve H-400-SS-L-3/8-1PSI
Ham-Let

Instrumentation Check Valve

Zoro # G108258829
Mfr # H-400-SS-L-3/8-1PSI
product price:  $150.99
/ea
Enerpac In-line system check valve V10E
Enerpac

In-line system check valve

Zoro # G515562373
Mfr # V10E
product price:  $483.99
/ea
Sharkbite Max Check Valve, 3/4 in, PTC, 200 psi Pressure, Brass Body UR2016A
Sharkbite

Max Check Valve, 3/4 in, PTC, 200 psi Pressure, Brass Body

Zoro # G813764363
Mfr # UR2016A
product price:  $41.75
/ea
Dixon Spring Check Valve, 4 in Nominal, Grooved End Style, Brass Body SCVV400
Dixon

Spring Check Valve, 4 in Nominal, Grooved End Style, Brass Body

Zoro # G209114949
Mfr # SCVV400
product price:  $182.99
/ea
Dixon Spring Check Valve, Series: HSC, 2 in Nominal, Clamp, 145 psi, 15 to 200 deg F, 3.4 in Inlet to Outl HSCV200
Dixon

Spring Check Valve, Series: HSC, 2 in Nominal, Clamp, 145 psi, 15 to 200 deg F, 3.4 in Inlet to Outl

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

1.5 in. PVC Thread In-Line Check Valve

Zoro # G514916221
Mfr # EA2586714
product price:  $36.39
/ea
Eat-In PVC Quiet Check Solvent Weld Check Valve with 1.5 in. Clear Body Union EA2985672
Eat-In

PVC Quiet Check Solvent Weld Check Valve with 1.5 in. Clear Body Union

Zoro # G511957593
Mfr # EA2985672
product price:  $55.29
/ea
Check Valves (3,500+ items) - Page 49
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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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