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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 28

Milwaukee Valve 1-1/4" Threaded Low Lead Brass Swing Check Valve UP0967000114
Milwaukee Valve

1-1/4" Threaded Low Lead Brass Swing Check Valve

Zoro # G3942005
Mfr # UP0967000114
product price:  $133.99
/ea
Hayward Flow Control Check Valve, True Union, Ball, 3", CPVC/EPDM, Threaded TC2300TE
Hayward Flow Control

Check Valve, True Union, Ball, 3", CPVC/EPDM, Threaded

Zoro # G1504176
Mfr # TC2300TE
product price:  $669.99
/ea
Milwaukee Valve Swing Y Check Valve, 4.25 in Overall L 1509Y 1"
Milwaukee Valve

Swing Y Check Valve, 4.25 in Overall L

Zoro # G4085216
Mfr # 1509Y 1"
product price:  $203.99
/ea
Dayton 3" MNPT x FNPT Ductile Iron Spring Check Valve 4RK70
Dayton

3" MNPT x FNPT Ductile Iron Spring Check Valve

Zoro # G2192872
Mfr # 4RK70
product price:  $387.99
/ea
Gf Piping Systems Y Check Valve, 5.625 in Overall L 192304031
Gf Piping Systems

Y Check Valve, 5.625 in Overall L

Zoro # G1755187
Mfr # 192304031
product price:  $76.49
/ea
Dayton Spring Check Valve, 7.9375 in Overall L 4RG69
Dayton

Spring Check Valve, 7.9375 in Overall L

Zoro # G1364501
Mfr # 4RG69
product price:  $146.99
/ea
Zoro Select 1/2" FNPT Brass Piston Spring Check Valve CHK BRS 815-8F8F-B
Zoro Select

1/2" FNPT Brass Piston Spring Check Valve

Zoro # G0452067
Mfr # CHK BRS 815-8F8F-B
product price:  $42.19
/ea
Zoro Select 1/4" MNPT x FNPT Gray PVC Ball Cone Spring Check Valve PVC CHK 426-4M4F-B
Zoro Select

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

Zoro # G1407725
Mfr # PVC CHK 426-4M4F-B
product price:  $18.19
/ea
Legris 1/2" FNPT Stainless Steel Spring Check Valve PK2 4895 22 22
Legris

1/2" FNPT Stainless Steel Spring Check Valve PK2

Zoro # G2373025
Mfr # 4895 22 22
product price:  $271.99
/pk 2, $136.00/ea
Hayward Flow Control Check Valve, True Union, Ball, 1-1/4", CPVC/FPM, S/T TC20125ST
Hayward Flow Control

Check Valve, True Union, Ball, 1-1/4", CPVC/FPM, S/T

Zoro # G2439193
Mfr # TC20125ST
product price:  $225.99
/ea
Gruvlok Check Valve, 8.125 in Overall L 2200750103
Gruvlok

Check Valve, 8.125 in Overall L

Zoro # G700716062
Mfr # 2200750103
product price:  $802.99
/ea
Ham-Let Instrumentation Check Valve H-410-SS-N-3/8-1/3PSI
Ham-Let

Instrumentation Check Valve

Zoro # G308258841
Mfr # H-410-SS-N-3/8-1/3PSI
product price:  $160.99
/ea
Parker 1/2" CPI(R) Stainless Steel Instrumentation Check Valve 8Z-C8L-10-SS
Parker

1/2" CPI(R) Stainless Steel Instrumentation Check Valve

Zoro # G1171344
Mfr # 8Z-C8L-10-SS
product price:  $278.09
/ea
Milwaukee Valve 2-1/2" FNPT Bronze Swing Check Valve 509 2 1/2
Milwaukee Valve

2-1/2" FNPT Bronze Swing Check Valve

Zoro # G0539515
Mfr # 509 2 1/2
product price:  $464.67
/ea
Milwaukee Valve 2" Flanged Cast Steel Swing Check Valve 1570 CB2 2"
Milwaukee Valve

2" Flanged Cast Steel Swing Check Valve

Zoro # G2176937
Mfr # 1570 CB2 2"
product price:  $459.99
/ea
Sharpe Valves 1" Socket Forged Carbon Steel Piston Check Valve 4371001390
Sharpe Valves

1" Socket Forged Carbon Steel Piston Check Valve

Zoro # G2765016
Mfr # 4371001390
product price:  $110.99
/ea
Hayward Flow Control Check Valve, True Union, Ball, 1-1/4", PVC/FPM, S/T TC10125ST
Hayward Flow Control

Check Valve, True Union, Ball, 1-1/4", PVC/FPM, S/T

Zoro # G0453546
Mfr # TC10125ST
product price:  $139.99
/ea
Milwaukee Valve Swing Check Valve, 6.875 in Overall L 509 3
Milwaukee Valve

Swing Check Valve, 6.875 in Overall L

Zoro # G0418205
Mfr # 509 3
product price:  $568.99
/ea
Zoro Select 1/2" MNPT Brass Piston Spring Check Valve CHK BRS 810-8M8M-F
Zoro Select

1/2" MNPT Brass Piston Spring Check Valve

Zoro # G2975944
Mfr # CHK BRS 810-8M8M-F
product price:  $33.49
/ea
Legris 1/4" FNPT Stainless Steel Spring Check Valve PK2 4895 14 14
Legris

1/4" FNPT Stainless Steel Spring Check Valve PK2

Zoro # G2722456
Mfr # 4895 14 14
product price:  $185.99
/pk 2, $93.00/ea
Plast-O-Matic Check Valve, 2.5938 in Overall L CKD050V-PV
Plast-O-Matic

Check Valve, 2.5938 in Overall L

Zoro # G4108596
Mfr # CKD050V-PV
product price:  $167.99
/ea
Milwaukee Valve Swing Y Check Valve, 7.875 in Overall L 509Y 3"
Milwaukee Valve

Swing Y Check Valve, 7.875 in Overall L

Zoro # G4113252
Mfr # 509Y 3"
product price:  $721.12
/ea
Zoro Select Spring Check Valve, 2.8438 in Overall L 6AJY7
Zoro Select

Spring Check Valve, 2.8438 in Overall L

Zoro # G2651817
Mfr # 6AJY7
product price:  $15.19
/ea
Watts First Check Valve Repair Kit LFRK909M1-CK1 1 1/4-2
Watts

First Check Valve Repair Kit

Zoro # G6176152
Mfr # LFRK909M1-CK1 1 1/4-2
product price:  $369.99
/ea
Hayward Flow Control Check Valve TC10200FE
Hayward Flow Control

Check Valve

Zoro # G114385601
Mfr # TC10200FE
product price:  $331.99
/ea
No Product Image Available
Mueller Industries

Check Valve, 7 1/16 in L, Copper, 800 psi

Zoro # G409944285
Mfr # A 17939
product price:  $163.76
/ea
Apollo Valves VLV, CHK, SWNG, Y, 3/4inNPT, BRZ, (METAL SEAT, CL150, 61Y SER)  61Y21401
Apollo Valves

VLV, CHK, SWNG, Y, 3/4inNPT, BRZ, (METAL SEAT, CL150, 61Y SER)

Zoro # G822711228
Mfr # 61Y21401
product price:  $141.99
/ea
Apollo Valves VLV, CHECK, SWING, 2-1/2in, CL125, (IBBM) 6SC109B1LFA
Apollo Valves

VLV, CHECK, SWING, 2-1/2in, CL125, (IBBM)

Zoro # G022710946
Mfr # 6SC109B1LFA
product price:  $518.99
/ea
Asahi 6" PVC Wafer Check Valve 111205062
Asahi

6" PVC Wafer Check Valve

Zoro # G6196010
Mfr # 111205062
product price:  $1,466.99
/ea
Springer Parts 4.0" EDF Check Vlv Horiz3-A 1 Pc Shutter Pol Clamp x Weld Conn T316 VMQ;Ygros EDF-3A-H-CW-4.0-S-316 EDF-3A-H-CW-4.0-S-316SP
Springer Parts

4.0" EDF Check Vlv Horiz3-A 1 Pc Shutter Pol Clamp x Weld Conn T316 VMQ;Ygros EDF-3A-H-CW-4.0-S-316

Zoro # G406017906
Mfr # EDF-3A-H-CW-4.0-S-316SP
product price:  $7,878.99
/ea
Brady 0823-20C Silent Check Valve 1 in. BR9937
Brady

0823-20C Silent Check Valve 1 in.

Zoro # G510063424
Mfr # BR9937
product price:  $63.75
/ea
No Product Image Available
Mueller Industries

Check Valve, 8 7/8 in L, Brass, 700 psi

Zoro # G409944278
Mfr # B 34240
product price:  $2,266.99
/ea
Apollo Valves VLV, CHK, SWNG, Y, 1-1/4inNPT, LF (LF BRZ, PTFE, CL125, 61YLF SER)  61YLF206T1
Apollo Valves

VLV, CHK, SWNG, Y, 1-1/4inNPT, LF (LF BRZ, PTFE, CL125, 61YLF SER)

Zoro # G522711542
Mfr # 61YLF206T1
product price:  $259.99
/ea
Springer Parts 0.50" EDF Check Valve Horiz3-A 1 Pc Shutter, Pol, Weld Conn, T316, HNBR; Ygros EDF-3A-H-W-.50-H-316 EDF-3A-H-W-.50-H-316SP
Springer Parts

0.50" EDF Check Valve Horiz3-A 1 Pc Shutter, Pol, Weld Conn, T316, HNBR; Ygros EDF-3A-H-W-.50-H-316

Zoro # G706007003
Mfr # EDF-3A-H-W-.50-H-316SP
product price:  $2,080.99
/ea
Hayward Flow Control Y-Check Valve, True Union, Spring-Loaded, 1-1/4", PVC/FPM, Threaded, Adjustable 2-15 psi SLC10125TU
Hayward Flow Control

Y-Check Valve, True Union, Spring-Loaded, 1-1/4", PVC/FPM, Threaded, Adjustable 2-15 psi

Zoro # G7092267
Mfr # SLC10125TU
product price:  $390.99
/ea
Ross Controls SV27 Series Pilot Operated Check Valves for External Monitoring SV27DC117805ASAA
Ross Controls

SV27 Series Pilot Operated Check Valves for External Monitoring

Zoro # G423545451
Mfr # SV27DC117805ASAA
product price:  $1,688.99
/ea
Check Valves (3,500+ items) - Page 28
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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
Stainless Steel Pipe FittingsBlack 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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