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  5. Pipes, Valves & Fittings
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  9. Check Valves

Check Valves (3,500+ items) - Page 38

Milwaukee Valve 3/8" Threaded Low Lead Bronze Spring Check Valve UP548T 3/8
Milwaukee Valve

3/8" Threaded Low Lead Bronze Spring Check Valve

Zoro # G2119573
Mfr # UP548T 3/8
product price: 
$48.59
/ea
Mueller Industries Check Valve, 4 in L, Copper, 800 psi A 17935
Mueller Industries

Check Valve, 4 in L, Copper, 800 psi

Zoro # G609944283
Mfr # A 17935
product price: 
$66.49
/ea
Chicago Valves And Controls Piston Check Valve, Class 800, Forged Steel Body, FNPT, 1-1/4 in P484TE012
Chicago Valves And Controls

Piston Check Valve, Class 800, Forged Steel Body, FNPT, 1-1/4 in

Zoro # G9157551
Mfr # P484TE012
product price: 
$144.99
/ea
Usa Industrials Check Valve, Inline Swing, 1 1/2 in FNPT x FNPT, 304 Stainless Steel, 200 psi ZUSA-VLV-132
Usa Industrials

Check Valve, Inline Swing, 1 1/2 in FNPT x FNPT, 304 Stainless Steel, 200 psi

Zoro # G400716058
Mfr # ZUSA-VLV-132
product price: 
$192.99
/ea
Keckley 12" Carbon Steel Wafer Check Valve DD2R-CS-361IX-912
Keckley

12" Carbon Steel Wafer Check Valve

Zoro # G2156896
Mfr # DD2R-CS-361IX-912
product price: 
$3,850.99
/ea
Chicago Valves And Controls Swing Check Valve, 3/4 in Pipe Size, FNPT, Class 800, Stainless Steel 486TE006
Chicago Valves And Controls

Swing Check Valve, 3/4 in Pipe Size, FNPT, Class 800, Stainless Steel

Zoro # G9156739
Mfr # 486TE006
product price: 
$209.99
/ea
Milwaukee Valve Swing Check Valve, UP969 Series, 1 1/2 in, Press x Press, Inline, Lead Free Brass UP0969000112
Milwaukee Valve

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

Zoro # G508413514
Mfr # UP0969000112
product price: 
$161.99
/ea
Bous Performance 10 lbs Residual Check Valve, Brass Fittings B10304
Bous Performance

10 lbs Residual Check Valve, Brass Fittings

Zoro # G715276179
Mfr # B10304
product price: 
$34.19
/ea
Basiks Check Valve, 1 in, Socket Connection, CPVC Body, FKM Seal TBC360-100VS-CP
Basiks

Check Valve, 1 in, Socket Connection, CPVC Body, FKM Seal

Zoro # G7195078
Mfr # TBC360-100VS-CP
product price: 
$65.15
/ea
Legend Valve Wafer Check Valve, 12 in, Wafer Connection, Iron Body 116-239
Legend Valve

Wafer Check Valve, 12 in, Wafer Connection, Iron Body

Zoro # G1844038
Mfr # 116-239
product price: 
$943.99
/ea
Chicago Valves And Controls Piston Check Valve, 2 in Pipe Size, Socket Weld, Class 800, Stainless Steel P486SW020
Chicago Valves And Controls

Piston Check Valve, 2 in Pipe Size, Socket Weld, Class 800, Stainless Steel

Zoro # G9161060
Mfr # P486SW020
product price: 
$858.44
/ea
Bonomi 1" Sweat Brass Spring Check Valve 100712LF-1"
Bonomi

1" Sweat Brass Spring Check Valve

Zoro # G2011348
Mfr # 100712LF-1"
product price: 
$45.29
/ea
Vne Spring Check Valve, 45C-6 Series, Inline, Clamp Connection, 2 in, 316L Stainless Steel 45C-62.0-E
Vne

Spring Check Valve, 45C-6 Series, Inline, Clamp Connection, 2 in, 316L Stainless Steel

Zoro # G308363538
Mfr # 45C-62.0-E
product price: 
$415.99
/ea
Keckley 6" Wafer Check Valve, Body Material: Cast Stainless Steel 6CW2R-36-36336
Keckley

6" Wafer Check Valve, Body Material: Cast Stainless Steel

Zoro # G3819459
Mfr # 6CW2R-36-36336
product price: 
$1,939.99
/ea
Apollo Valves 1" Press Lead Free Bronze Ball Cone Check Valve 61LF10501PR
Apollo Valves

1" Press Lead Free Bronze Ball Cone Check Valve

Zoro # G4654526
Mfr # 61LF10501PR
product price: 
$95.29
/ea
Zoro Select Check Valve, 1/2 in Pipe Size, Threaded, 316 Stainless Steel, 200 psi 4373002120
Zoro Select

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

Zoro # G1461630
Mfr # 4373002120
product price: 
$50.39
/ea
Legend Valve Check Valve, S-451 Series, 1 in, Sweat x Sweat, Brass 105-205
Legend Valve

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

Zoro # G1777879
Mfr # 105-205
product price: 
$17.99
/ea
Liberty Pumps Check Valve, RC, 2 in Pipe Size, Slip Connection, PVC Body CV200
Liberty Pumps

Check Valve, RC, 2 in Pipe Size, Slip Connection, PVC Body

Zoro # G215189597
Mfr # CV200
product price: 
$32.25
/ea
Legend Valve Check Valve, P451 Series, Press x Press, 1-1/4 in 105-006NL
Legend Valve

Check Valve, P451 Series, Press x Press, 1-1/4 in

Zoro # G1789130
Mfr # 105-006NL
product price: 
$79.89
/ea
Basiks Check Valve, PVC, 3 in Pipe Size, EPDM Seal, Socket Connection TBC360-300EPS-PV
Basiks

Check Valve, PVC, 3 in Pipe Size, EPDM Seal, Socket Connection

Zoro # G7194743
Mfr # TBC360-300EPS-PV
product price: 
$246.99
/ea
Keckley Globe Check Valve, Flanged, Cast Stainless Steel Body, 8 in Pipe Size 8CG4R-36-36336
Keckley

Globe Check Valve, Flanged, Cast Stainless Steel Body, 8 in Pipe Size

Zoro # G3819818
Mfr # 8CG4R-36-36336
product price: 
$8,698.99
/ea
Milwaukee Valve 3/4" Sweat Low Lead Bronze Spring Check Valve UP1509 3/4
Milwaukee Valve

3/4" Sweat Low Lead Bronze Spring Check Valve

Zoro # G3136314
Mfr # UP1509 3/4
product price: 
$103.99
/ea
Conbraco Check Valve 61-102-01
Conbraco

Check Valve

Zoro # G315365693
Mfr # 61-102-01
product price: 
$82.79
/ea
Sharpe Check Valve, 2483SC Series, 2 in, Inline Swing, FNPSM x FNPSM, Carbon Steel 4371001270
Sharpe

Check Valve, 2483SC Series, 2 in, Inline Swing, FNPSM x FNPSM, Carbon Steel

Zoro # G808258815
Mfr # 4371001270
product price: 
$277.99
/ea
Chicago Valves And Controls Swing Check Valve, 12 in Pipe Size, Class 150, Flanged, Cast Steel WCB 41611120
Chicago Valves And Controls

Swing Check Valve, 12 in Pipe Size, Class 150, Flanged, Cast Steel WCB

Zoro # G9158848
Mfr # 41611120
product price: 
$12,773.99
/ea
Watts Dual Check Valve, Brass, 3/4" 0072204
Watts

Dual Check Valve, Brass, 3/4"

Zoro # G9548697
Mfr # 0072204
product price: 
$129.99
/ea
Zoro Select Swing Check Valve, SC Series, 4 in, Flange x Flange, Inline Swing, PVC Body SCOV111
Zoro Select

Swing Check Valve, SC Series, 4 in, Flange x Flange, Inline Swing, PVC Body

Zoro # G8329106
Mfr # SCOV111
product price: 
$1,338.99
/ea
Watts Check Valve, 1 in Tube Size, Female Thread, Fiberglass Body 88005309
Watts

Check Valve, 1 in Tube Size, Female Thread, Fiberglass Body

Zoro # G712482948
Mfr # 88005309
product price: 
$46.55
/ea
Milwaukee Valve 8" Flanged Cast Steel Swing Check Valve 1570 CB2 8"
Milwaukee Valve

8" Flanged Cast Steel Swing Check Valve

Zoro # G3482157
Mfr # 1570 CB2 8"
product price: 
$2,029.99
/ea
Keckley 6" Wafer Check Valve, Body Material: Carbon Steel 6CW2R-CS-36336
Keckley

6" Wafer Check Valve, Body Material: Carbon Steel

Zoro # G3819221
Mfr # 6CW2R-CS-36336
product price: 
$2,548.99
/ea
Keckley 3" Carbon Steel Wafer Check Valve DD2R-CS-361IX-300
Keckley

3" Carbon Steel Wafer Check Valve

Zoro # G1612226
Mfr # DD2R-CS-361IX-300
product price: 
$444.99
/ea
Parker Check Valve, CV-1 Series, 1/2 in, PARFLARE x PARFLARE, Inline, PTFE Body CV-1-6688
Parker

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

Zoro # G1620421
Mfr # CV-1-6688
product price: 
$642.99
/ea
Keckley 2" Carbon Steel Wafer Check Valve DD2R-CS-361IX-200
Keckley

2" Carbon Steel Wafer Check Valve

Zoro # G1612086
Mfr # DD2R-CS-361IX-200
product price: 
$319.99
/ea
Water Source CV-150NL 1.50 in. Brass- Check Valve 122046
Water Source

CV-150NL 1.50 in. Brass- Check Valve

Zoro # G710528594
Mfr # 122046
product price: 
$69.89
/ea
Chicago Valves And Controls Swing Check Valve, Socket Weld, 1-1/2 in Pipe Size, 316 Stainless Steel, 200 CWP 4266SW015
Chicago Valves And Controls

Swing Check Valve, Socket Weld, 1-1/2 in Pipe Size, 316 Stainless Steel, 200 CWP

Zoro # G9160318
Mfr # 4266SW015
product price: 
$187.99
/ea
Cole Parmer Miniature Check Valve, Straight, 5/16 in ID, Polypropylene Body, Viton Diaphragm GM79PFA
Cole Parmer

Miniature Check Valve, Straight, 5/16 in ID, Polypropylene Body, Viton Diaphragm

Zoro # G514185504
Mfr # GM79PFA
product price: 
$5.15
/ea
Sold in mult. of 2 for $10.30
Check Valves (3,500+ items) - Page 38
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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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