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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 41

Dayton Spring Check Valve, Inline, 1 1/4 in, Slip x Slip, PVC Body, 6 3/8 in Overall L 4RG73
Dayton

Spring Check Valve, Inline, 1 1/4 in, Slip x Slip, PVC Body, 6 3/8 in Overall L

Zoro # G3099957
Mfr # 4RG73
product price: 
$80.49
/ea
Sharpe Check Valve, 2027 Series, Inline Swing, 1/2 in, Socket Weld x Socket Weld, 316 Stainless Steel 4371000320
Sharpe

Check Valve, 2027 Series, Inline Swing, 1/2 in, Socket Weld x Socket Weld, 316 Stainless Steel

Zoro # G508258801
Mfr # 4371000320
product price: 
$77.99
/ea
Dayton 2" Compression PVC Swing Check Valve 4RG89
Dayton

2" Compression PVC Swing Check Valve

Zoro # G1518851
Mfr # 4RG89
product price: 
$207.99
/ea
Keckley 4" Globe Check Valve, Connection Type: Flanged 4CG2R-36-36336
Keckley

4" Globe Check Valve, Connection Type: Flanged

Zoro # G3819693
Mfr # 4CG2R-36-36336
product price: 
$2,909.99
/ea
Legend Valve Check Valve, Y-Pattern, 1/2 in, Sweat x Sweat, Bronze 105-403
Legend Valve

Check Valve, Y-Pattern, 1/2 in, Sweat x Sweat, Bronze

Zoro # G1785746
Mfr # 105-403
product price: 
$20.15
/ea
Jomar Valve Y-Pattern Check Valve, Threaded, Lead Free Bronze Body, 1-1/4 in Pipe Size T-511G
Jomar Valve

Y-Pattern Check Valve, Threaded, Lead Free Bronze Body, 1-1/4 in Pipe Size

Zoro # G7130238
Mfr # T-511G
product price: 
$156.99
/ea
Sharpe 3" FNPT Ductile Iron Oil Patch Swing Check Valve 4353014480
Sharpe

3" FNPT Ductile Iron Oil Patch Swing Check Valve

Zoro # G5032544
Mfr # 4353014480
product price: 
$320.99
/ea
Everflow Swing Check Valve, 3/4 in Pipe Size, Press Connection, Cast Brass 400R034-NL
Everflow

Swing Check Valve, 3/4 in Pipe Size, Press Connection, Cast Brass

Zoro # G201106911
Mfr # 400R034-NL
product price: 
$41.69
/ea
Homepage Valve Air Tank Valve - 2 Pack, 2PK HO80039
Homepage

Valve Air Tank Valve - 2 Pack, 2PK

Zoro # G010871451
Mfr # HO80039
product price: 
$40.39
/pk 2, $20.20/ea
Conbraco Check Valve 61-102-01
Conbraco

Check Valve

Zoro # G315365693
Mfr # 61-102-01
product price: 
$82.79
/ea
Hayward Flow Control Y-Check Valve, True Union, 4", PVC/EPDM, Socket YC10400SEU
Hayward Flow Control

Y-Check Valve, True Union, 4", PVC/EPDM, Socket

Zoro # G7023134
Mfr # YC10400SEU
product price: 
$1,245.99
/ea
B & K Campbell 2 in. D FNPT x FNPT Red Brass Spring Loaded Check Valve CV-8TLF
B & K

Campbell 2 in. D FNPT x FNPT Red Brass Spring Loaded Check Valve

Zoro # G3992439
Mfr # CV-8TLF
product price: 
$126.99
/ea
B & K Swing Check Valve, FIP x FIP, 1 in, Brass 240-2-1
B & K

Swing Check Valve, FIP x FIP, 1 in, Brass

Zoro # G8634922
Mfr # 240-2-1
product price: 
$21.45
/ea
Smith-Cooper 3/4" C X C Brass Inline Check Valve 4347003840
Smith-Cooper

3/4" C X C Brass Inline Check Valve

Zoro # G6775918
Mfr # 4347003840
product price: 
$13.29
/ea
Parker 3/8" CPI(R) Stainless Steel Instrumentation Check Valve 6Z-C6L-10-SS
Parker

3/8" CPI(R) Stainless Steel Instrumentation Check Valve

Zoro # G0498267
Mfr # 6Z-C6L-10-SS
product price: 
$221.99
/ea
Everflow Swing Check Valve, 3/4 in, Cast Brass 210C034-NL
Everflow

Swing Check Valve, 3/4 in, Cast Brass

Zoro # G401106919
Mfr # 210C034-NL
product price: 
$15.69
/ea
Anchor Fluid Power Check Valve, 3/8 in NPTF Threaded, Carbon Steel Plated, 7 psi Cracking Pressure CN3/8-1-7
Anchor Fluid Power

Check Valve, 3/8 in NPTF Threaded, Carbon Steel Plated, 7 psi Cracking Pressure

Zoro # G802014455
Mfr # CN3/8-1-7
product price: 
$49.19
/ea
Hayward Flow Control Check Valve, True Union, Ball, 6", PVC/EPDM, Flanged TC1600FE
Hayward Flow Control

Check Valve, True Union, Ball, 6", PVC/EPDM, Flanged

Zoro # G2295614
Mfr # TC1600FE
product price: 
$1,377.99
/ea
Ez-Fluid Swing Check Valve, Threaded, Brass Body, 1 in EZSCT1
Ez-Fluid

Swing Check Valve, Threaded, Brass Body, 1 in

Zoro # G013120990
Mfr # EZSCT1
product price: 
$26.65
/ea
B & K Magic Plastics 2 in. D X 2 in. D Slip PVC Quiet Check Valve 0821-20HC
B & K

Magic Plastics 2 in. D X 2 in. D Slip PVC Quiet Check Valve

Zoro # G7696504
Mfr # 0821-20HC
product price: 
$47.15
/ea
Proline Series Check Valve, Spring Loaded, PVC, Schedule 40, 1/2 in 101-103
Proline Series

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

Zoro # G211360563
Mfr # 101-103
product price: 
$7.98
/ea
Sold in mult. of 5 for $39.90
Watts Dual Check Valve, Brass, 3/4" 0072204
Watts

Dual Check Valve, Brass, 3/4"

Zoro # G9548697
Mfr # 0072204
product price: 
$129.99
/ea
Superior Pump Rubber Boot Check Valve, 1-1/4 in x 1-1/2 in 99502
Superior Pump

Rubber Boot Check Valve, 1-1/4 in x 1-1/2 in

Zoro # G421864400
Mfr # 99502
product price: 
$18.95
/ea
Proline Series Check Valve, Schedule 40, PVC, 3/4 in, Solvent Connection 101-604
Proline Series

Check Valve, Schedule 40, PVC, 3/4 in, Solvent Connection

Zoro # G611360583
Mfr # 101-604
product price: 
$6.69
/ea
Sold in mult. of 5 for $33.45
Superjock Inline Scupper Check Valve, Double Barb, 1.125 in, Black SU2561044
Superjock

Inline Scupper Check Valve, Double Barb, 1.125 in, Black

Zoro # G610045085
Mfr # SU2561044
product price: 
$49.29
/ea
Campbell Quiet Check Valve, Spring-Loaded, PVC, 1-1/2 in B-0823-15
Campbell

Quiet Check Valve, Spring-Loaded, PVC, 1-1/2 in

Zoro # G921862791
Mfr # B-0823-15
product price: 
$29.35
/ea
Jones Stephens 1-1/2in. Slip x 1-1/2in. Slip Sewage Ejector and Sump Pump Check Valve C29150
Jones Stephens

1-1/2in. Slip x 1-1/2in. Slip Sewage Ejector and Sump Pump Check Valve

Zoro # G012121141
Mfr # C29150
product price: 
$18.69
/ea
Wayland Y-Ball Check Valve, Clamp Connection, 2 in Tube Size, T316L Stainless Steel W645BY-E-2
Wayland

Y-Ball Check Valve, Clamp Connection, 2 in Tube Size, T316L Stainless Steel

Zoro # G212506588
Mfr # W645BY-E-2
product price: 
$499.99
/ea
Legend Valve Check Valve, Y-Pattern, Sweat x Sweat, Bronze Body, 1-1/4 in 105-406NL
Legend Valve

Check Valve, Y-Pattern, Sweat x Sweat, Bronze Body, 1-1/4 in

Zoro # G1774275
Mfr # 105-406NL
product price: 
$76.15
/ea
Plumbeeze Sump Pump Check Valve, Full-Flow, ABS Thermoplastic, 1-1/4 in PE-SPC125
Plumbeeze

Sump Pump Check Valve, Full-Flow, ABS Thermoplastic, 1-1/4 in

Zoro # G121864854
Mfr # PE-SPC125
product price: 
$6.81
/ea
Sold in mult. of 2 for $13.62
Legend Valve True Union Check Valve, Solvent x Solvent, 2 in, PVC 203-248
Legend Valve

True Union Check Valve, Solvent x Solvent, 2 in, PVC

Zoro # G2836455
Mfr # 203-248
product price: 
$39.89
/ea
Drainage Industries Sump Pump Check Valve, In-Line, 2 in Pipe Size, ABS Thermoplastic CV02IN
Drainage Industries

Sump Pump Check Valve, In-Line, 2 in Pipe Size, ABS Thermoplastic

Zoro # G711360582
Mfr # CV02IN
product price: 
$23.49
/ea
Hayward Flow Control Ball Check Valve, TC Series, Inline, 2 in Flange, CPVC Body, EPDM Seal/Seat TC20200FE
Hayward Flow Control

Ball Check Valve, TC Series, Inline, 2 in Flange, CPVC Body, EPDM Seal/Seat

Zoro # G514385614
Mfr # TC20200FE
product price: 
$547.99
/ea
Zoeller Check Valve, Union Swing, 1 1/2 in, Compression x Compression, PVC Body, Inline 30-0254
Zoeller

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

Zoro # G300488079
Mfr # 30-0254
product price: 
$68.89
/ea
Jomar Valve 1-1/2" Solder Lead Free Brass Spring Check Valve S-521G
Jomar Valve

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

Zoro # G7125800
Mfr # S-521G
product price: 
$79.39
/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
Check Valves (3,500+ items) - Page 41
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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 ValvesRelief ValvesValve PartsPVC Pipe Fittings
Black Pipe FittingsStainless Steel Pipe FittingsBrass Pipe FittingsCamlock FittingsPush-to-Connect Tube Fittings
3/4" pvc check valves8" wafer check valves3" swing check valves4" foot valves4" wafer check valves
1/2" pvc check valves3" pvc check valves3/4" swing check valves3" brass check valves3" spring check valves

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