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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 10

Legend Valve Inline Check Valve, Press Connection, No Lead, 3/4 in 105-454NL
Legend Valve

Inline Check Valve, Press Connection, No Lead, 3/4 in

Zoro # G1798319
Mfr # 105-454NL
product price: 
$18.39
/ea
Zoro Select Check Valve, 1-1/2 in Pipe Size, Threaded, 316 Stainless Steel, 200 psi 4373002160
Zoro Select

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

Zoro # G1461822
Mfr # 4373002160
product price: 
$129.99
/ea
Dixon 3" FNPT Brass Horizontal Swing Check Valve SWCV300
Dixon

3" FNPT Brass Horizontal Swing Check Valve

Zoro # G6549335
Mfr # SWCV300
product price: 
$204.99
/ea
Apollo Valves 3/4" FNPT Lead Free Bronze Ball Cone Check Valve 61LF50401
Apollo Valves

3/4" FNPT Lead Free Bronze Ball Cone Check Valve

Zoro # G5298806
Mfr # 61LF50401
product price: 
$66.29
/ea
Zoro Select 1/2" FNPT Brass Piston Spring Check Valve CHK BRS 815-8F8F-F
Zoro Select

1/2" FNPT Brass Piston Spring Check Valve

Zoro # G3367375
Mfr # CHK BRS 815-8F8F-F
product price: 
$43.39
/ea
Zoeller Quiet Check Valve with Ball Valve, Union Connection, PVC Body, 2 in Pipe Size 30-0048
Zoeller

Quiet Check Valve with Ball Valve, Union Connection, PVC Body, 2 in Pipe Size

Zoro # G614916916
Mfr # 30-0048
product price: 
$78.19
/ea
Zoro Select 1/4" MNPT Brass Piston Spring Check Valve CHK BRS 410-4M4M-F
Zoro Select

1/4" MNPT Brass Piston Spring Check Valve

Zoro # G3480644
Mfr # CHK BRS 410-4M4M-F
product price: 
$23.69
/ea
Banjo Check Valve, Inline Spring, 2 in, Flanged, Polypropylene Body, 0.5 psi Cracking Pressure MCV200
Banjo

Check Valve, Inline Spring, 2 in, Flanged, Polypropylene Body, 0.5 psi Cracking Pressure

Zoro # G508446482
Mfr # MCV200
product price: 
$24.19
/ea
Zoeller 3" Compression PVC Full Flow Check Valve 30-0030
Zoeller

3" Compression PVC Full Flow Check Valve

Zoro # G3092311
Mfr # 30-0030
product price: 
$332.99
/ea
Zoro Select Swing Check Valve, Inline, 2 in, FNPT x FNPT, Bronze Body 10F295
Zoro Select

Swing Check Valve, Inline, 2 in, FNPT x FNPT, Bronze Body

Zoro # G4271617
Mfr # 10F295
product price: 
$131.99
/ea
Hayward Flow Control Check Valve, True Union, Ball, 1", CPVC/EPDM, S/T TC20100STE
Hayward Flow Control

Check Valve, True Union, Ball, 1", CPVC/EPDM, S/T

Zoro # G2051524
Mfr # TC20100STE
product price: 
$126.99
/ea
Wilkins Dual Check Valve, 700XL Series, Inline, Bronze, 3/4 in, Union FNPT x FNPT 34UFX34F-700XL
Wilkins

Dual Check Valve, 700XL Series, Inline, Bronze, 3/4 in, Union FNPT x FNPT

Zoro # G4461073
Mfr # 34UFX34F-700XL
product price: 
$111.99
/ea
Mueller Steam Specialty 4" Cast Iron Wafer Double Disc Check Valve 4 71AHB3H
Mueller Steam Specialty

4" Cast Iron Wafer Double Disc Check Valve

Zoro # G0661202
Mfr # 4 71AHB3H
product price: 
$613.99
/ea
Plast-O-Matic 1/2" FNPT Polypropylene Disc Check Valve CKM050V-PP
Plast-O-Matic

1/2" FNPT Polypropylene Disc Check Valve

Zoro # G3953302
Mfr # CKM050V-PP
product price: 
$161.99
/ea
Parker 3/8" Push x 1/4" MNPT Kynar Check Valve FB6MCVC4-HBLK-05
Parker

3/8" Push x 1/4" MNPT Kynar Check Valve

Zoro # G4397145
Mfr # FB6MCVC4-HBLK-05
product price: 
$21.19
/ea
Parker 3/8" FNPT Stainless Steel Instrumentation Check Valve 6F-C6L-1-SS
Parker

3/8" FNPT Stainless Steel Instrumentation Check Valve

Zoro # G2635577
Mfr # 6F-C6L-1-SS
product price: 
$233.99
/ea
Watts 3/4" Press Brass Dual Check Valve 3/4 9DM2-PRESS
Watts

3/4" Press Brass Dual Check Valve

Zoro # G4016350
Mfr # 3/4 9DM2-PRESS
product price: 
$162.99
/ea
Dayton Spring Check Valve, Inline, 3/4 in Pipe Size, FIPT x FIPT, PVC Body 4RG65
Dayton

Spring Check Valve, Inline, 3/4 in Pipe Size, FIPT x FIPT, PVC Body

Zoro # G2746134
Mfr # 4RG65
product price: 
$61.19
/ea
Milwaukee Valve 2-1/2" FNPT Bronze Swing Y Check Valve 507 2 1/2
Milwaukee Valve

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

Zoro # G3212097
Mfr # 507 2 1/2
product price: 
$825.97
/ea
Apollo Valves 1-1/2" FNPT Lead Free Bronze Ball Cone Check Valve 61LF10701
Apollo Valves

1-1/2" FNPT Lead Free Bronze Ball Cone Check Valve

Zoro # G5151763
Mfr # 61LF10701
product price: 
$176.99
/ea
Bonomi 3/8" NPT Stainless Steel Spring Check Valve S800-3/8"
Bonomi

3/8" NPT Stainless Steel Spring Check Valve

Zoro # G3769249
Mfr # S800-3/8"
product price: 
$56.25
/ea
Sharpe Valves 1/2" FNPT Forged Carbon Steel Piston Check Valve 4371001510
Sharpe Valves

1/2" FNPT Forged Carbon Steel Piston Check Valve

Zoro # G1537706
Mfr # 4371001510
product price: 
$83.99
/ea
Keckley 2" Stainless Steel Wafer Check Valve DD2R-36-364IX-200
Keckley

2" Stainless Steel Wafer Check Valve

Zoro # G1612418
Mfr # DD2R-36-364IX-200
product price: 
$611.99
/ea
Hayward Flow Control Check Valve, True Union, Ball, 1-1/2", CPVC/EPDM, S/T TC20150STE
Hayward Flow Control

Check Valve, True Union, Ball, 1-1/2", CPVC/EPDM, S/T

Zoro # G2481437
Mfr # TC20150STE
product price: 
$204.99
/ea
Hayward Flow Control Check Valve, True Union, Ball, 1/2", CPVC/FPM, S/T TC20050ST
Hayward Flow Control

Check Valve, True Union, Ball, 1/2", CPVC/FPM, S/T

Zoro # G2472172
Mfr # TC20050ST
product price: 
$81.45
/ea
Ssi 2-1/2" Wafer Flange Cast Iron Silent Check Valve 0250-125WCITM-T
Ssi

2-1/2" Wafer Flange Cast Iron Silent Check Valve

Zoro # G3464815
Mfr # 0250-125WCITM-T
product price: 
$129.99
/ea
Zoro Select Check Valve, H021N01 Series, 3/4 in FNPT x FNPT, Inline Spring Piston, 316 Stainless Steel 06H021N01034
Zoro Select

Check Valve, H021N01 Series, 3/4 in FNPT x FNPT, Inline Spring Piston, 316 Stainless Steel

Zoro # G605657316
Mfr # 06H021N01034
product price: 
$44.29
/ea
Hayward Flow Control Check Valve, True Union, Ball, 1/2", CPVC/EPDM, S/T TC20050STE
Hayward Flow Control

Check Valve, True Union, Ball, 1/2", CPVC/EPDM, S/T

Zoro # G2432656
Mfr # TC20050STE
product price: 
$84.69
/ea
Zoro Select 3/8" FNPT Stainless Steel Piston Spring Check Valve CHK SST 615-6F6F-F
Zoro Select

3/8" FNPT Stainless Steel Piston Spring Check Valve

Zoro # G2933183
Mfr # CHK SST 615-6F6F-F
product price: 
$71.19
/ea
Milwaukee Valve Check Valve, 509Y Series, Y Swing, 3/8 in, FNPT x FNPT, Bronze 509Y 3/8"
Milwaukee Valve

Check Valve, 509Y Series, Y Swing, 3/8 in, FNPT x FNPT, Bronze

Zoro # G3919212
Mfr # 509Y 3/8"
product price: 
$60.19
/ea
Hayward Flow Control Check Valve, True Union, Ball, 1-1/4", PVC/EPDM, S/T TC10125STE
Hayward Flow Control

Check Valve, True Union, Ball, 1-1/4", PVC/EPDM, S/T

Zoro # G3314927
Mfr # TC10125STE
product price: 
$122.99
/ea
Hayward Flow Control Check Valve, True Union, Ball, 1/4", PVC/FPM, Threaded TC10025T
Hayward Flow Control

Check Valve, True Union, Ball, 1/4", PVC/FPM, Threaded

Zoro # G0676033
Mfr # TC10025T
product price: 
$51.19
/ea
Milwaukee Valve Check Valve, 509 Series, Swing, 1/2 in Pipe Size, FNPT x FNPT, Bronze Body 509 1/2
Milwaukee Valve

Check Valve, 509 Series, Swing, 1/2 in Pipe Size, FNPT x FNPT, Bronze Body

Zoro # G3001056
Mfr # 509 1/2
product price: 
$51.18
/ea
Liberty Pumps 2" FNPT Cast Iron High Temp. Swing Check Valve HCV200
Liberty Pumps

2" FNPT Cast Iron High Temp. Swing Check Valve

Zoro # G3448496
Mfr # HCV200
product price: 
$83.99
/ea
Gf Piping Systems Y Check Valve, Type 304, 1 in Pipe Size, Spigot x Spigot, PVC Body 192304008
Gf Piping Systems

Y Check Valve, Type 304, 1 in Pipe Size, Spigot x Spigot, PVC Body

Zoro # G0882357
Mfr # 192304008
product price: 
$94.39
/ea
Milwaukee Valve Check Valve, 508 Series, Y Swing, 1 in, FNPT x FNPT, Bronze Body 508 1"
Milwaukee Valve

Check Valve, 508 Series, Y Swing, 1 in, FNPT x FNPT, Bronze Body

Zoro # G1262493
Mfr # 508 1"
product price: 
$127.93
/ea
Check Valves (3,500+ items) - Page 10
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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

Ball ValvesSolenoid ValvesValve PartsRelief ValvesPVC Pipe Fittings
Black Pipe FittingsStainless Steel 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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