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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 8

Jackel Check Valve, Slip, PVC, 1-1/4 in or 1-1/2 in DJ545
Jackel

Check Valve, Slip, PVC, 1-1/4 in or 1-1/2 in

Zoro # G105302853
Mfr # DJ545
product price: 
$13.91
/ea
Zoro Select 3/8" MNPT x FNPT Brass Piston Spring Check Valve CHK BRS 610-6M6F-F
Zoro Select

3/8" MNPT x FNPT Brass Piston Spring Check Valve

Zoro # G2402461
Mfr # CHK BRS 610-6M6F-F
product price: 
$27.79
/ea
Zoro Select Swing Check Valve, 1/2 in, FNPT x FNPT, Inline, Bronze Body 10F290
Zoro Select

Swing Check Valve, 1/2 in, FNPT x FNPT, Inline, Bronze Body

Zoro # G4284567
Mfr # 10F290
product price: 
$26.89
/ea
Zoro Select 3/8" FNPT Brass Poppet Spring Check Valve CHK BRS 650-6F6F-B
Zoro Select

3/8" FNPT Brass Poppet Spring Check Valve

Zoro # G2511905
Mfr # CHK BRS 650-6F6F-B
product price: 
$25.49
/ea
Campbell 1-1/2" FNPT Lead Free Brass Spring Check Valve 4033E
Campbell

1-1/2" FNPT Lead Free Brass Spring Check Valve

Zoro # G3259462
Mfr # 4033E
product price: 
$117.99
/ea
Discover Spring Check Valve, 1 in, FNPT x FNPT, Stainless Steel 102660
Discover

Spring Check Valve, 1 in, FNPT x FNPT, Stainless Steel

Zoro # G715879844
Mfr # 102660
product price: 
$19.69
/ea
Discover Spring Check Valve, 1-1/4 in, FNPT x FNPT, Stainless Steel 102661
Discover

Spring Check Valve, 1-1/4 in, FNPT x FNPT, Stainless Steel

Zoro # G615879746
Mfr # 102661
product price: 
$27.89
/ea
Proline Series Spring Loaded Check Valve, Schedule 40 PVC, 1-1/2 in 101-107
Proline Series

Spring Loaded Check Valve, Schedule 40 PVC, 1-1/2 in

Zoro # G011360572
Mfr # 101-107
product price: 
$17.29
/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: 
$122.99
/ea
Smith-Cooper Check Valve, 2 in Pipe Size, Threaded, 316 Stainless Steel Body, 200 WOG 4373002170
Smith-Cooper

Check Valve, 2 in Pipe Size, Threaded, 316 Stainless Steel Body, 200 WOG

Zoro # G1461813
Mfr # 4373002170
product price: 
$159.99
/ea
Pumpspy Silent Inline Check Valve, Clear, 1-1/2 in CV-150
Pumpspy

Silent Inline Check Valve, Clear, 1-1/2 in

Zoro # G909944266
Mfr # CV-150
product price: 
$24.49
/ea
Bonomi 3" NPT Brass Spring Check Valve 100012LF-3"
Bonomi

3" NPT Brass Spring Check Valve

Zoro # G2011381
Mfr # 100012LF-3"
product price: 
$257.99
/ea
Ssi 3" Wafer Flange Cast Iron Double Disc Check Valve 0300-125WTIBB-T
Ssi

3" Wafer Flange Cast Iron Double Disc Check Valve

Zoro # G3252593
Mfr # 0300-125WTIBB-T
product price: 
$94.45
/ea
Zoro Select 1/4" Barb Gray PVC Ball Cone Spring Check Valve PVC CHK 426-4B4B-B
Zoro Select

1/4" Barb Gray PVC Ball Cone Spring Check Valve

Zoro # G2247104
Mfr # PVC CHK 426-4B4B-B
product price: 
$17.89
/ea
Legend Valve Check Valve, 1 in, FNPT x FNPT, Stainless Steel 203-105
Legend Valve

Check Valve, 1 in, FNPT x FNPT, Stainless Steel

Zoro # G1769250
Mfr # 203-105
product price: 
$12.59
/ea
Proline Series Check Valve, 3/4 in Pipe Size, Solvent Connection, PVC Body 101-604
Proline Series

Check Valve, 3/4 in Pipe Size, Solvent Connection, PVC Body

Zoro # G7817531
Mfr # 101-604
product price: 
$4.15
/ea
Sold in mult. of 3 for $12.45
Sloan Check Valve Sweat Kit, 1 in, Chrome-Plated Brass H-634-AA
Sloan

Check Valve Sweat Kit, 1 in, Chrome-Plated Brass

Zoro # G1200234
Mfr # H-634-AA
product price: 
$18.85
/ea
John Guest 3/8" Push Acetal Spring Check Valve 3/8SCV-PK
John Guest

3/8" Push Acetal Spring Check Valve

Zoro # G1518045
Mfr # 3/8SCV-PK
product price: 
$21.95
/ea
Milwaukee Valve Swing Y Check Valve, 515Y Series, 2 in, FNPT x FNPT, Bronze Body 515Y 2"
Milwaukee Valve

Swing Y Check Valve, 515Y Series, 2 in, FNPT x FNPT, Bronze Body

Zoro # G3949601
Mfr # 515Y 2"
product price: 
$345.56
/ea
Hayward Flow Control Check Valve, True Union, Ball, 3", PVC/FPM, Socket TC1300S
Hayward Flow Control

Check Valve, True Union, Ball, 3", PVC/FPM, Socket

Zoro # G3387824
Mfr # TC1300S
product price: 
$422.99
/ea
Zoeller Check Valve 30-0257
Zoeller

Check Valve

Zoro # G600488175
Mfr # 30-0257
product price: 
$75.79
/ea
Plast-O-Matic Check Valve, CKM Series, 1 in, FNPT x Socket, Inline Disc, PVC Body CKM100V-PV
Plast-O-Matic

Check Valve, CKM Series, 1 in, FNPT x Socket, Inline Disc, PVC Body

Zoro # G4078261
Mfr # CKM100V-PV
product price: 
$159.99
/ea
Mecline Check Valve, Inline Spring Piston, 3/8 in, FNPT x FNPT, Brass Body, 2 psi Cracking Pressure CV3-40038
Mecline

Check Valve, Inline Spring Piston, 3/8 in, FNPT x FNPT, Brass Body, 2 psi Cracking Pressure

Zoro # G5529456
Mfr # CV3-40038
product price: 
$33.49
/ea
Discover Spring Check Valve, 2 in, FNPT x FNPT, Stainless Steel 102663
Discover

Spring Check Valve, 2 in, FNPT x FNPT, Stainless Steel

Zoro # G415879717
Mfr # 102663
product price: 
$50.39
/ea
Dixon 3" FNPT Brass Horizontal Swing Check Valve SWCV300
Dixon

3" FNPT Brass Horizontal Swing Check Valve

Zoro # G6549335
Mfr # SWCV300
product price: 
$201.99
/ea
Zoro Select 1/4" Barb White Nylon Ball Cone Spring Check Valve WN CHK 695-4B4B-F
Zoro Select

1/4" Barb White Nylon Ball Cone Spring Check Valve

Zoro # G2985272
Mfr # WN CHK 695-4B4B-F
product price: 
$7.39
/ea
Valterra Silent Clear Check Valve 1-1/2" 200-C15
Valterra

Silent Clear Check Valve 1-1/2"

Zoro # G9782674
Mfr # 200-C15
product price: 
$24.99
/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
Little Giant Pump Check Valve, Inline, 1/4 in, MNPT x FNPT, Acetal, for Condensate Pump 599058
Little Giant Pump

Check Valve, Inline, 1/4 in, MNPT x FNPT, Acetal, for Condensate Pump

Zoro # G404105025
Mfr # 599058
product price: 
$15.69
/ea
Dayton 2" Compression PVC True Union Swing Waste Water Check Valve 4RG91
Dayton

2" Compression PVC True Union Swing Waste Water Check Valve

Zoro # G0315856
Mfr # 4RG91
product price: 
$81.59
/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
Milwaukee Valve Swing Check Valve, 509 Series, 1 in, FNPT x FNPT, Bronze Body 509 1
Milwaukee Valve

Swing Check Valve, 509 Series, 1 in, FNPT x FNPT, Bronze Body

Zoro # G2746353
Mfr # 509 1
product price: 
$80.86
/ea
Zoro Select 1/8" FNPT x MNPT Stainless Steel Piston Spring Check Valve CHK SST 210-2F2M-F
Zoro Select

1/8" FNPT x MNPT Stainless Steel Piston Spring Check Valve

Zoro # G0294682
Mfr # CHK SST 210-2F2M-F
product price: 
$29.59
/ea
Zoro Select Swing Check Valve, 3/4 in, FNPT x FNPT, Inline Swing, Bronze Body 10F291
Zoro Select

Swing Check Valve, 3/4 in, FNPT x FNPT, Inline Swing, Bronze Body

Zoro # G4263804
Mfr # 10F291
product price: 
$34.75
/ea
Zoro Select Swing Check Valve, 1-1/2 in, FNPT x FNPT, Inline, Bronze Body 10F294
Zoro Select

Swing Check Valve, 1-1/2 in, FNPT x FNPT, Inline, Bronze Body

Zoro # G4262903
Mfr # 10F294
product price: 
$78.99
/ea
Zoro Select Swing Check Valve, 3 in, FNPT x FNPT, Bronze Body, Inline 10F297
Zoro Select

Swing Check Valve, 3 in, FNPT x FNPT, Bronze Body, Inline

Zoro # G4261004
Mfr # 10F297
product price: 
$452.99
/ea
Check Valves (3,500+ items) - Page 8
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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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