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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 7

Campbell 1-1/4" FNPT Low Lead Brass Spring Check Valve w/Taps CVB-5TLF
Campbell

1-1/4" FNPT Low Lead Brass Spring Check Valve w/Taps

Zoro # G4731876
Mfr # CVB-5TLF
product price: 
$57.75
/ea
Zoro Select 1/4" FPT x MPT Gray PVC Ball Cone Spring Check Valve PVC CHK 426-4F4M-B
Zoro Select

1/4" FPT x MPT Gray PVC Ball Cone Spring Check Valve

Zoro # G3464124
Mfr # PVC CHK 426-4F4M-B
product price: 
$18.29
/ea
Milwaukee Valve 1-1/2" FNPT Bronze Swing Check Valve 509 1 1/2
Milwaukee Valve

1-1/2" FNPT Bronze Swing Check Valve

Zoro # G0845117
Mfr # 509 1 1/2
product price: 
$135.09
/ea
Hayward Flow Control Check Valve, True Union, Ball, 1", PVC/FPM, S/T TC10100ST
Hayward Flow Control

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

Zoro # G3032976
Mfr # TC10100ST
product price: 
$88.39
/ea
Zoro Select 1/2" MNPT x FNPT Brass Piston Spring Check Valve CHK BRS 810-8M8F-B
Zoro Select

1/2" MNPT x FNPT Brass Piston Spring Check Valve

Zoro # G0831345
Mfr # CHK BRS 810-8M8F-B
product price: 
$33.29
/ea
Bonomi 1/2" NPT Stainless Steel Spring Check Valve S250-1/2"
Bonomi

1/2" NPT Stainless Steel Spring Check Valve

Zoro # G6047732
Mfr # S250-1/2"
product price: 
$40.39
/ea
Dayton 1-1/4" or 1-1/2" Slip Union TPR Check Valve 4UN79
Dayton

1-1/4" or 1-1/2" Slip Union TPR Check Valve

Zoro # G2180796
Mfr # 4UN79
product price: 
$34.69
/ea
Bonomi 1/2" NPT Brass Spring Check Valve 100012LF-1/2"
Bonomi

1/2" NPT Brass Spring Check Valve

Zoro # G2011451
Mfr # 100012LF-1/2"
product price: 
$18.49
/ea
Zoro Select 1/4" Barb Gray PVC Ball Cone Spring Check Valve PVC CHK 426-4B4B-F
Zoro Select

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

Zoro # G0385411
Mfr # PVC CHK 426-4B4B-F
product price: 
$20.49
/ea
Nds Swing Check Valve, Inline, 1/2 in, FNPT x FNPT, PVC Body 1520-05F
Nds

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

Zoro # G2702822
Mfr # 1520-05F
product price: 
$16.29
/ea
Sharpe Valves 3/4" FNPT Forged Carbon Steel Piston Check Valve 4371001520
Sharpe Valves

3/4" FNPT Forged Carbon Steel Piston Check Valve

Zoro # G1741713
Mfr # 4371001520
product price: 
$93.19
/ea
Watts 3/8" Male Flare Stainless Steel Dual Check Valve SD2-MF 3/8"
Watts

3/8" Male Flare Stainless Steel Dual Check Valve

Zoro # G3188096
Mfr # SD2-MF 3/8"
product price: 
$240.10
/ea
Milwaukee Valve Check Valve, 508 Series, Swing Y, 2 in FNPT x FNPT, Bronze Body 508 2"
Milwaukee Valve

Check Valve, 508 Series, Swing Y, 2 in FNPT x FNPT, Bronze Body

Zoro # G0842414
Mfr # 508 2"
product price: 
$358.99
/ea
Hayward Flow Control Check Valve, True Union, Ball, 2", CPVC/FPM, S/T TC20200ST
Hayward Flow Control

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

Zoro # G1158202
Mfr # TC20200ST
product price: 
$266.99
/ea
Milwaukee Valve 1-1/4" FNPT Bronze Swing Y Check Valve 507 1 1/4
Milwaukee Valve

1-1/4" FNPT Bronze Swing Y Check Valve

Zoro # G1636512
Mfr # 507 1 1/4
product price: 
$189.34
/ea
Zoro Select 1/8" Barb Polypropylene Ball Cone Spring Check Valve PP CHK 695-2B2B-F
Zoro Select

1/8" Barb Polypropylene Ball Cone Spring Check Valve

Zoro # G1206432
Mfr # PP CHK 695-2B2B-F
product price: 
$6.79
/ea
Zoro Select Check Valve, H021N01 Series, Inline Spring Piston, 1/2 in FNPT x FNPT, 316 Stainless Steel 06H021N01012
Zoro Select

Check Valve, H021N01 Series, Inline Spring Piston, 1/2 in FNPT x FNPT, 316 Stainless Steel

Zoro # G605657347
Mfr # 06H021N01012
product price: 
$26.99
/ea
Apollo Valves 1-1/4" FNPT Stainless Steel Ball Cone Spring Check Valve 6210601
Apollo Valves

1-1/4" FNPT Stainless Steel Ball Cone Spring Check Valve

Zoro # G1552914
Mfr # 6210601
product price: 
$271.99
/ea
Viega 2" X 2" Press Low Lead Bronze Spring Check Valve 79060
Viega

2" X 2" Press Low Lead Bronze Spring Check Valve

Zoro # G1906012
Mfr # 79060
product price: 
$156.99
/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: 
$18.15
/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
Nds Swing Check Valve, Inline, 1/2 in Pipe Size, Socket x Socket, PVC Body 1520-05
Nds

Swing Check Valve, Inline, 1/2 in Pipe Size, Socket x Socket, PVC Body

Zoro # G2132916
Mfr # 1520-05
product price: 
$14.99
/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
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
Hayward Flow Control Check Valve, True Union, Ball, 3/4", PVC/FPM, S/T TC10075ST
Hayward Flow Control

Check Valve, True Union, Ball, 3/4", PVC/FPM, S/T

Zoro # G2521793
Mfr # TC10075ST
product price: 
$69.69
/ea
Zoro Select 1/4" FNPT Brass Piston Spring Check Valve CHK BRS 415-4F4F-F
Zoro Select

1/4" FNPT Brass Piston Spring Check Valve

Zoro # G1925332
Mfr # CHK BRS 415-4F4F-F
product price: 
$25.19
/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: 
$27.29
/ea
Ssi 3" Wafer Flange Cast Iron Silent Check Valve 0300-125WCITM-T
Ssi

3" Wafer Flange Cast Iron Silent Check Valve

Zoro # G1201112
Mfr # 0300-125WCITM-T
product price: 
$152.99
/ea
Zoro Select Swing Check Valve, Inline, 1/2 in, FNPT x FNPT, Bronze Body, 2.2 in Overall L 10F301
Zoro Select

Swing Check Valve, Inline, 1/2 in, FNPT x FNPT, Bronze Body, 2.2 in Overall L

Zoro # G4284576
Mfr # 10F301
product price: 
$23.99
/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
Little Giant Pump Check Valve, Inline Ball, 1/4 in MNPT, Nylon Body, For Condensate Pumps 599069
Little Giant Pump

Check Valve, Inline Ball, 1/4 in MNPT, Nylon Body, For Condensate Pumps

Zoro # G1525501
Mfr # 599069
product price: 
$12.39
/ea
Milwaukee Valve Swing Check Valve, 509 Series, 1 1/4 in, FNPT x FNPT, Bronze Body 509 1 1/4
Milwaukee Valve

Swing Check Valve, 509 Series, 1 1/4 in, FNPT x FNPT, Bronze Body

Zoro # G2431895
Mfr # 509 1 1/4
product price: 
$112.58
/ea
Keckley Wafer Check Valve, 2 in Pipe Size, Carbon Steel Body, 316 Stainless Steel Seat 2CW2R-CS-36336
Keckley

Wafer Check Valve, 2 in Pipe Size, Carbon Steel Body, 316 Stainless Steel Seat

Zoro # G3819328
Mfr # 2CW2R-CS-36336
product price: 
$464.99
/ea
Zoro Select 1/4" FNPT Gray PVC Ball Cone Spring Check Valve PVC CHK 426-4F4F-B
Zoro Select

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

Zoro # G1117566
Mfr # PVC CHK 426-4F4F-B
product price: 
$19.89
/ea
Milwaukee Valve 1-1/2" FNPT Bronze Swing Y Check Valve 515Y 1 1/2"
Milwaukee Valve

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

Zoro # G4208617
Mfr # 515Y 1 1/2"
product price: 
$234.41
/ea
Zoro Select Swing Check Valve, Inline, 1/4 in FNPT x FNPT, Bronze Body, 2-1/16 in Overall L 10F288
Zoro Select

Swing Check Valve, Inline, 1/4 in FNPT x FNPT, Bronze Body, 2-1/16 in Overall L

Zoro # G4275302
Mfr # 10F288
product price: 
$26.79
/ea
Check Valves (3,500+ items) - Page 7
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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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