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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 25

Danfoss Check Valve, NRV 10, 3/8 in Flare 020-1041
Danfoss

Check Valve, NRV 10, 3/8 in Flare

Zoro # G409981860
Mfr # 020-1041
product price: 
$80.89
/ea
Chicago Valves And Controls Swing Check Valve, 1 in Pipe Size, FNPT, Forged Steel, Class 800 484TE010
Chicago Valves And Controls

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

Zoro # G9160598
Mfr # 484TE010
product price: 
$73.65
/ea
Watts Check Valve, 3/4" 0555176
Watts

Check Valve, 3/4"

Zoro # G9548590
Mfr # 0555176
product price: 
$147.99
/ea
Hoke Ball Check Valve, 6100 Series, 1/4 in FNPT x 1/4 in FNPT, 316 Stainless Steel, 6,000 psi 6133F4Y
Hoke

Ball Check Valve, 6100 Series, 1/4 in FNPT x 1/4 in FNPT, 316 Stainless Steel, 6,000 psi

Zoro # G616507235
Mfr # 6133F4Y
product price: 
$161.99
/ea
Hoke Check Valve, CVH Series, Gyrolok Tube Fitting, 1/2 in Tube x 1/2 in Tube, 316 Stainless Steel CVHG8Y21S
Hoke

Check Valve, CVH Series, Gyrolok Tube Fitting, 1/2 in Tube x 1/2 in Tube, 316 Stainless Steel

Zoro # G116507087
Mfr # CVHG8Y21S
product price: 
$461.99
/ea
Bonomi North America Check Valve, In-Line Spring Loaded, High Flow, Lead Free Brass, 2 in Pipe Size 100012LF-2
Bonomi North America

Check Valve, In-Line Spring Loaded, High Flow, Lead Free Brass, 2 in Pipe Size

Zoro # G211494190
Mfr # 100012LF-2
product price: 
$77.69
/ea
Everflow Swing Check Valve, Cast Brass, 4 in SWT 210C004-NL
Everflow

Swing Check Valve, Cast Brass, 4 in SWT

Zoro # G601106917
Mfr # 210C004-NL
product price: 
$282.99
/ea
Alfa Laval Ball Check Valve, 1-1/2 in Pipe Size, Viton 45BY-1.5-02-SFY
Alfa Laval

Ball Check Valve, 1-1/2 in Pipe Size, Viton

Zoro # G110081460
Mfr # 45BY-1.5-02-SFY
product price: 
$122.56
/ea
Watts Dual Check Valve, Backflow Preventer, 3/4 in, Bronze LF7RU2-2 3/4
Watts

Dual Check Valve, Backflow Preventer, 3/4 in, Bronze

Zoro # G421859727
Mfr # LF7RU2-2 3/4
product price: 
$104.90
/ea
Sanitube TC Check Valve Repair Kit, 1 in, Black Viton TCCVRK-150
Sanitube

TC Check Valve Repair Kit, 1 in, Black Viton

Zoro # G0188983
Mfr # TCCVRK-150
product price: 
$21.15
/ea
Proline Series Check Valve, In-Line, PVC, 3/4 in FIP x 3/4 in FIP 101-104
Proline Series

Check Valve, In-Line, PVC, 3/4 in FIP x 3/4 in FIP

Zoro # G621877323
Mfr # 101-104
product price: 
$5.79
/ea
Sold in mult. of 2 for $11.58
Conbraco Check Valve 61-101-01
Conbraco

Check Valve

Zoro # G415365586
Mfr # 61-101-01
product price: 
$90.67
/ea
Cole Parmer Miniature Check Valve, Straight, PVDF Body, Viton Diaphragm, 1/8 in ID GM32FFA
Cole Parmer

Miniature Check Valve, Straight, PVDF Body, Viton Diaphragm, 1/8 in ID

Zoro # G214185477
Mfr # GM32FFA
product price: 
$9.15
/ea
Watts First Check Valve Repair Kit, Series 909, 2-1/2 in to 3 in Compatible Valve Size LFRK 909-CK1 2 1/2-3
Watts

First Check Valve Repair Kit, Series 909, 2-1/2 in to 3 in Compatible Valve Size

Zoro # G6230594
Mfr # LFRK 909-CK1 2 1/2-3
product price: 
$811.99
/ea
Champion 2" Flanged Stainless Steel Wafer Check Valve 2SDS15-SSP-R
Champion

2" Flanged Stainless Steel Wafer Check Valve

Zoro # G7344307
Mfr # 2SDS15-SSP-R
product price: 
$346.99
/ea
Georg Fischer 1/2" Threaded Socket PVC/EPDM Spring Check Valve 161562102
Georg Fischer

1/2" Threaded Socket PVC/EPDM Spring Check Valve

Zoro # G4695363
Mfr # 161562102
product price: 
$118.99
/ea
Gf Piping Systems Y Check Valve, Type 304, 2 in Pipe Size, Spigot x Spigot, PVC Body, EPDM Seal 192304011
Gf Piping Systems

Y Check Valve, Type 304, 2 in Pipe Size, Spigot x Spigot, PVC Body, EPDM Seal

Zoro # G0606566
Mfr # 192304011
product price: 
$241.99
/ea
Keckley 8" Stainless Steel Wafer Check Valve DD2R-36-364IX-800
Keckley

8" Stainless Steel Wafer Check Valve

Zoro # G1613109
Mfr # DD2R-36-364IX-800
product price: 
$3,819.99
/ea
Legris 1/4" FNPT Stainless Steel Spring Check Valve PK2 4895 14 14
Legris

1/4" FNPT Stainless Steel Spring Check Valve PK2

Zoro # G2722456
Mfr # 4895 14 14
product price: 
$185.99
/pk 2, $93.00/ea
Sharpe Check Valve, 2027 Series, Inline Swing, 2 in, FNPSM x FNPSM, 316 Stainless Steel, Steam 4371000570
Sharpe

Check Valve, 2027 Series, Inline Swing, 2 in, FNPSM x FNPSM, 316 Stainless Steel, Steam

Zoro # G408258956
Mfr # 4371000570
product price: 
$192.99
/ea
Watts First Check Valve Repair Kit, Series 909, 1-1/4 in to 2 in Compatible Valve Size LFRK909M1-CK1 1 1/4-2
Watts

First Check Valve Repair Kit, Series 909, 1-1/4 in to 2 in Compatible Valve Size

Zoro # G6176152
Mfr # LFRK909M1-CK1 1 1/4-2
product price: 
$369.99
/ea
Legris 1/2" FNPT Stainless Steel Spring Check Valve PK2 4895 22 22
Legris

1/2" FNPT Stainless Steel Spring Check Valve PK2

Zoro # G2373025
Mfr # 4895 22 22
product price: 
$271.99
/pk 2, $136.00/ea
Zoro Select Swing Check Valve, Inline, 1 1/4 in, FNPT x FNPT, Bronze Body 10F304
Zoro Select

Swing Check Valve, Inline, 1 1/4 in, FNPT x FNPT, Bronze Body

Zoro # G4271906
Mfr # 10F304
product price: 
$73.59
/ea
Zoro Select 3/8" FNPT Brass Piston Spring Check Valve CHK BRS 615-6F6F-B
Zoro Select

3/8" FNPT Brass Piston Spring Check Valve

Zoro # G2630266
Mfr # CHK BRS 615-6F6F-B
product price: 
$29.99
/ea
Hayward Flow Control Check Valve, Wafer, 8", PVC/EPDM, with SS Spring WCV1800ES
Hayward Flow Control

Check Valve, Wafer, 8", PVC/EPDM, with SS Spring

Zoro # G4997991
Mfr # WCV1800ES
product price: 
$1,874.99
/ea
Milwaukee Valve 2-1/2" FNPT Bronze Swing Check Valve 509 2 1/2
Milwaukee Valve

2-1/2" FNPT Bronze Swing Check Valve

Zoro # G0539515
Mfr # 509 2 1/2
product price: 
$464.67
/ea
Parker Check Valve, CV-1 Series, Inline, 1/2 in, PARGRIP x PARGRIP, PTFE Body CV-1-2288
Parker

Check Valve, CV-1 Series, Inline, 1/2 in, PARGRIP x PARGRIP, PTFE Body

Zoro # G0317441
Mfr # CV-1-2288
product price: 
$640.99
/ea
Keckley 10" Carbon Steel Wafer Check Valve DD2R-CS-361IX-910
Keckley

10" Carbon Steel Wafer Check Valve

Zoro # G1613440
Mfr # DD2R-CS-361IX-910
product price: 
$3,068.99
/ea
Bonomi 1-1/4" NPT Stainless Steel Spring Check Valve S250-11/4"
Bonomi

1-1/4" NPT Stainless Steel Spring Check Valve

Zoro # G6041371
Mfr # S250-11/4"
product price: 
$62.39
/ea
Sharpe Check Valve, 2027 Series, Inline Swing, 1 in, Socket Weld x Socket Weld, 316 Stainless Steel 4371000340
Sharpe

Check Valve, 2027 Series, Inline Swing, 1 in, Socket Weld x Socket Weld, 316 Stainless Steel

Zoro # G308258865
Mfr # 4371000340
product price: 
$122.99
/ea
Hayward Flow Control Check Valve, WCV Series, Wafer, 4 in, Flange x Flange, Swing, CPVC WCV2400E
Hayward Flow Control

Check Valve, WCV Series, Wafer, 4 in, Flange x Flange, Swing, CPVC

Zoro # G6650743
Mfr # WCV2400E
product price: 
$688.99
/ea
Milwaukee Valve Swing Check Valve, UP969 Series, 1/2 in, Press x Press, Lead Free Brass, Inline UP0969000012
Milwaukee Valve

Swing Check Valve, UP969 Series, 1/2 in, Press x Press, Lead Free Brass, Inline

Zoro # G408413454
Mfr # UP0969000012
product price: 
$41.19
/ea
Parker Check Valve, CV-1 Series, 1/4 in, PARGRIP x PARGRIP, Inline, PTFE Body CV-1-2244
Parker

Check Valve, CV-1 Series, 1/4 in, PARGRIP x PARGRIP, Inline, PTFE Body

Zoro # G0723597
Mfr # CV-1-2244
product price: 
$479.99
/ea
Asahi Swing Check Valve, Inline, 3 in, Flange x Flange, PVC Body, EPDM Seat Seal 1201030
Asahi

Swing Check Valve, Inline, 3 in, Flange x Flange, PVC Body, EPDM Seat Seal

Zoro # G6162305
Mfr # 1201030
product price: 
$1,303.99
/ea
Milwaukee Valve 1-1/4" Threaded Low Lead Brass Swing Check Valve UP0967000114
Milwaukee Valve

1-1/4" Threaded Low Lead Brass Swing Check Valve

Zoro # G3942005
Mfr # UP0967000114
product price: 
$133.99
/ea
Hayward Flow Control Check Valve, True Union, Ball, 1-1/4", CPVC/EPDM, S/T TC20125STE
Hayward Flow Control

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

Zoro # G1115344
Mfr # TC20125STE
product price: 
$212.99
/ea
Check Valves (3,500+ items) - Page 25
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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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