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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 107

Midland Industries VALVE CHECK SPR 1PC 1IN FNPT X FNPT SS 949455
Midland Industries

VALVE CHECK SPR 1PC 1IN FNPT X FNPT SS

Zoro # G621700089
Mfr # 949455
product price: 
$116.99
/ea
Thrifco Plumbing 1/2 Inch Threaded PVC Swing Check Valve 6415310
Thrifco Plumbing

1/2 Inch Threaded PVC Swing Check Valve

Zoro # G609549525
Mfr # 6415310
product price: 
$22.55
/ea
Nibco 3/4 F1960 Lead Free Brass Il Spring Check - Max 250F H-10733W
Nibco

3/4 F1960 Lead Free Brass Il Spring Check - Max 250F

Zoro # G424154522
Mfr # H-10733W
product price: 
$38.85
/ea
Sharpe Check Valve, Series 2483, 2 in, Piston, Inline, Threaded x Socket Weld, Carbon Steel 4371001480
Sharpe

Check Valve, Series 2483, 2 in, Piston, Inline, Threaded x Socket Weld, Carbon Steel

Zoro # G408258871
Mfr # 4371001480
product price: 
$239.99
/ea
Midland Industries VALVE CHECK SPR 1PC 1/2IN FNPT X FNPT SS 949453
Midland Industries

VALVE CHECK SPR 1PC 1/2IN FNPT X FNPT SS

Zoro # G421699323
Mfr # 949453
product price: 
$61.35
/ea
Nibco 2 Fip Lead Free Brass Il Spring Check - Max 250F H-10747W
Nibco

2 Fip Lead Free Brass Il Spring Check - Max 250F

Zoro # G324154547
Mfr # H-10747W
product price: 
$195.99
/ea
Milwaukee Valve Swing Check Valve, 6.21 in Overall L 509-P2  -  34
Milwaukee Valve

Swing Check Valve, 6.21 in Overall L

Zoro # G308413479
Mfr # 509-P2 - 34
product price: 
$82.19
/ea
Legend Valve Check Valve, Wafer, 5 in 116-245
Legend Valve

Check Valve, Wafer, 5 in

Zoro # G1808380
Mfr # 116-245
product price: 
$126.99
/ea
Milwaukee Valve Swing Check Valve, UP509 Series, 3/4 in, Press x Press, Lead Free Bronze UP509-P2  -  34
Milwaukee Valve

Swing Check Valve, UP509 Series, 3/4 in, Press x Press, Lead Free Bronze

Zoro # G308413387
Mfr # UP509-P2 - 34
product price: 
$116.99
/ea
Hammond Valve Swing Check Valve, 2.5313 in Overall L 968 1/2
Hammond Valve

Swing Check Valve, 2.5313 in Overall L

Zoro # G3173091
Mfr # 968 1/2
product price: 
$68.59
/ea
Zoro Select 1/8" FNPT Stainless Steel Piston Spring Check Valve CHK SST 215-2F2F-B
Zoro Select

1/8" FNPT Stainless Steel Piston Spring Check Valve

Zoro # G0762623
Mfr # CHK SST 215-2F2F-B
product price: 
$64.15
/ea
Sharpe Check Valve, 2483 Series, Piston, Inline, 3/4 in, Socket Weld x Socket Weld, Carbon Steel 4371001810
Sharpe

Check Valve, 2483 Series, Piston, Inline, 3/4 in, Socket Weld x Socket Weld, Carbon Steel

Zoro # G008258837
Mfr # 4371001810
product price: 
$220.99
/ea
Dixon Spring-Loaded Check Valve with Strainer, 3 in Nominal, FNPT End Style, Brass Body, NBR Seat Softgood BVFS35
Dixon

Spring-Loaded Check Valve with Strainer, 3 in Nominal, FNPT End Style, Brass Body, NBR Seat Softgood

Zoro # G209216797
Mfr # BVFS35
product price: 
$370.99
/ea
Strataflo 1-1/4" FNPT Brass Check Valve with Buna-N Rubber Poppet 375-125
Strataflo

1-1/4" FNPT Brass Check Valve with Buna-N Rubber Poppet

Zoro # G804992096
Mfr # 375-125
product price: 
$182.99
/ea
Milton .13" Tank Valve- Male MILS-684
Milton

.13" Tank Valve- Male

Zoro # G810871422
Mfr # MILS-684
product price: 
$27.89
/ea
Superior Pump Sump Check Valve, 1-1/4 in MPT x Barb 99477/SC125SRS
Superior Pump

Sump Check Valve, 1-1/4 in MPT x Barb

Zoro # G507025039
Mfr # 99477/SC125SRS
product price: 
$21.99
/ea
Defenseguard Spring Check Valve, 2 in FPT, 0.5 lb Opening Pressure DE53052
Defenseguard

Spring Check Valve, 2 in FPT, 0.5 lb Opening Pressure

Zoro # G310528550
Mfr # DE53052
product price: 
$81.15
/ea
Overtime Check Valve, Nipple, 3/4 in Pipe Size, Bronze OV2938111
Overtime

Check Valve, Nipple, 3/4 in Pipe Size, Bronze

Zoro # G411953497
Mfr # OV2938111
product price: 
$36.59
/ea
Dixon Check Valve, 2 in, FNPT, 316 SSss Steel Body SSCVIL200
Dixon

Check Valve, 2 in, FNPT, 316 SSss Steel Body

Zoro # G809216821
Mfr # SSCVIL200
product price: 
$443.99
/ea
Apollo Check Valve, Series 61, Inline Ball, 3/4 in Press x 3/4 in Press, Bronze Body 6110401PR
Apollo

Check Valve, Series 61, Inline Ball, 3/4 in Press x 3/4 in Press, Bronze Body

Zoro # G516049507
Mfr # 6110401PR
product price: 
$85.79
/ea
Wayland 2in SPRING LOADED CHECK VALVE - EPDM -316L W645MP-E-2
Wayland

2in SPRING LOADED CHECK VALVE - EPDM -316L

Zoro # G512506974
Mfr # W645MP-E-2
product price: 
$255.99
/ea
Parker 3/8" A-LOK(R) Brass Instrumentation Check Valve 6A-C6L-10-BN-B
Parker

3/8" A-LOK(R) Brass Instrumentation Check Valve

Zoro # G2242511
Mfr # 6A-C6L-10-BN-B
product price: 
$138.99
/ea
Western Enterprises Inline NPT Check Valve, 1/4 in NPT, M/M, 3,000 PSI 312-CV-4M
Western Enterprises

Inline NPT Check Valve, 1/4 in NPT, M/M, 3,000 PSI

Zoro # G122459806
Mfr # 312-CV-4M
product price: 
$53.19
/ea
Dixon Strainer with Spring-Loaded Check Valve, 2 in, FNPT, Brass Body BVFS25
Dixon

Strainer with Spring-Loaded Check Valve, 2 in, FNPT, Brass Body

Zoro # G109216835
Mfr # BVFS25
product price: 
$124.99
/ea
No Product Image Available
Val-Matic

8 Flanged Swing Flex Back Flow Actuator Check Valve

Zoro # G1068566
Mfr # 508ABFK
product price: 
$3,571.99
/ea
Strataflo 3" FNPT Brass Check Valve with Buna-N Rubber Poppet 375-300-F
Strataflo

3" FNPT Brass Check Valve with Buna-N Rubber Poppet

Zoro # G904992095
Mfr # 375-300-F
product price: 
$1,389.99
/ea
Strataflo 1-1/4" FNPT No-Lead Brass Check Valve with Buna-S Rubber Poppet F300-125
Strataflo

1-1/4" FNPT No-Lead Brass Check Valve with Buna-S Rubber Poppet

Zoro # G404942941
Mfr # F300-125
product price: 
$185.99
/ea
Strataflo 1-1/4" FNPT Brass Check Valve with Buna-S Rubber Poppet 300-125
Strataflo

1-1/4" FNPT Brass Check Valve with Buna-S Rubber Poppet

Zoro # G504988344
Mfr # 300-125
product price: 
$170.99
/ea
Dixon Swing Check Valve, 1 in Nominal, FNPT End Style, Brass Body SWCV100
Dixon

Swing Check Valve, 1 in Nominal, FNPT End Style, Brass Body

Zoro # G309002740
Mfr # SWCV100
product price: 
$34.45
/ea
Champion 4" Flanged Stainless Steel Spring Lever Check Valve 4SDX15-SSVS-R3/6
Champion

4" Flanged Stainless Steel Spring Lever Check Valve

Zoro # G7330961
Mfr # 4SDX15-SSVS-R3/6
product price: 
$1,464.99
/ea
Dixon Safety Check Valve, 3 in, MNPT, Brass Body SCVS24
Dixon

Safety Check Valve, 3 in, MNPT, Brass Body

Zoro # G609216830
Mfr # SCVS24
product price: 
$2,602.99
/ea
Dixon Spring-Loaded Check Valve, 3/4 in Nominal, FNPT End Style, Brass Body, NBR Seat Softgoods, Import CV075
Dixon

Spring-Loaded Check Valve, 3/4 in Nominal, FNPT End Style, Brass Body, NBR Seat Softgoods, Import

Zoro # G509216862
Mfr # CV075
product price: 
$27.75
/ea
Keckley Globe Check Valv, Cast Iron, B62 Seat, 5" 5CG1F-CI-B2334
Keckley

Globe Check Valv, Cast Iron, B62 Seat, 5"

Zoro # G3819669
Mfr # 5CG1F-CI-B2334
product price: 
$1,281.99
/ea
Merit Brass Co 3 In. 316 Stainless Steel Swing Check Valve - 200 PSI VSC102-48
Merit Brass Co

3 In. 316 Stainless Steel Swing Check Valve - 200 PSI

Zoro # G305488616
Mfr # VSC102-48
product price: 
$2,099.99
/ea
Watts Watts 3/4" LF H7C Dual Check Valve 792078
Watts

Watts 3/4" LF H7C Dual Check Valve

Zoro # G305488845
Mfr # 792078
product price: 
$712.99
/ea
Dixon Legris by Non-Return In-Line Check Valve, 5/16 in, Tube, Nylon Body 79960800
Dixon

Legris by Non-Return In-Line Check Valve, 5/16 in, Tube, Nylon Body

Zoro # G209216827
Mfr # 79960800
product price: 
$49.69
/ea
Check Valves (3,500+ items) - Page 107
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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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