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  1. Home
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  3. Plumbing
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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 46

Sharpe Check Valve, 5.51 in Overall L 4371000770
Sharpe

Check Valve, 5.51 in Overall L

Zoro # G408259014
Mfr # 4371000770
product price:  $251.99
/ea
Milwaukee Valve Swing Check Valve, 4.36 in Overall L UP0969000100
Milwaukee Valve

Swing Check Valve, 4.36 in Overall L

Zoro # G308413516
Mfr # UP0969000100
product price:  $66.59
/ea
Bonomi 1-1/4" Sweat Brass Spring Check Valve 100712LF-1-1/4"
Bonomi

1-1/4" Sweat Brass Spring Check Valve

Zoro # G2011339
Mfr # 100712LF-1-1/4"
product price:  $71.69
/ea
Asahi Ball Check Valve, 3.8594 in Overall L 1213007
Asahi

Ball Check Valve, 3.8594 in Overall L

Zoro # G6162199
Mfr # 1213007
product price:  $74.69
/ea
Keckley 6" Globe Check Valve, Body Material: Cast Stainless Steel 6CG4R-36-36336
Keckley

6" Globe Check Valve, Body Material: Cast Stainless Steel

Zoro # G3819763
Mfr # 6CG4R-36-36336
product price:  $6,072.99
/ea
Ham-Let Instrumentation Check Valve H-400HP-SS-L-1/2-1/3PSI
Ham-Let

Instrumentation Check Valve

Zoro # G008258806
Mfr # H-400HP-SS-L-1/2-1/3PSI
product price:  $129.99
/ea
Legend Valve 2-1/2 T312 DI WAFER CK DI DISC 116-242
Legend Valve

2-1/2 T312 DI WAFER CK DI DISC

Zoro # G1849297
Mfr # 116-242
product price:  $56.65
/ea
Steel & Obrien 2-1/2" Tri-Clamp End Disk Type Check Vakve - 3.36" Long 316SS 45MP-2.5-CD-316
Steel & Obrien

2-1/2" Tri-Clamp End Disk Type Check Vakve - 3.36" Long 316SS

Zoro # G5412861
Mfr # 45MP-2.5-CD-316
product price:  $361.99
/ea
Legend Valve 1/4" T-451 CHECK VALVE 105-101
Legend Valve

1/4" T-451 CHECK VALVE

Zoro # G1789937
Mfr # 105-101
product price:  $9.19
/ea
Legend Valve 1-1/2" PVC FOOT VALVE SCREEN 201-297
Legend Valve

1-1/2" PVC FOOT VALVE SCREEN

Zoro # G1787800
Mfr # 201-297
product price:  $36.15
/ea
Milwaukee Valve 1-1/2" FNPT Bronze Swing Check Valve 510T 1 1/2
Milwaukee Valve

1-1/2" FNPT Bronze Swing Check Valve

Zoro # G2356873
Mfr # 510T 1 1/2
product price:  $217.99
/ea
Keckley Globe Check Valv, Cast Iron, B62 Seat, 6" 6CG1F-CI-B2334
Keckley

Globe Check Valv, Cast Iron, B62 Seat, 6"

Zoro # G3819608
Mfr # 6CG1F-CI-B2334
product price:  $1,663.99
/ea
Keckley 2-1/2" Wafer Check Valve, Body Material: Carbon Steel 21/2CW2R-CS-36336
Keckley

2-1/2" Wafer Check Valve, Body Material: Carbon Steel

Zoro # G3819258
Mfr # 21/2CW2R-CS-36336
product price:  $516.99
/ea
Milwaukee Valve Swing Check Valve, 2.5625 in Overall L 1509 1/2"
Milwaukee Valve

Swing Check Valve, 2.5625 in Overall L

Zoro # G2112695
Mfr # 1509 1/2"
product price:  $53.23
/ea
Keckley 6" Wafer Check Valve, Body Material: Cast Stainless Steel 6CW2R-36-36336
Keckley

6" Wafer Check Valve, Body Material: Cast Stainless Steel

Zoro # G3819459
Mfr # 6CW2R-36-36336
product price:  $1,939.99
/ea
Legend Valve 3/4" S-451 CHECK VALVE 105-204
Legend Valve

3/4" S-451 CHECK VALVE

Zoro # G1842927
Mfr # 105-204
product price:  $15.35
/ea
Keckley Globe Check Valv, Cast Iron, B62 Seat, 8" 8CG1F-CI-B2334
Keckley

Globe Check Valv, Cast Iron, B62 Seat, 8"

Zoro # G3819617
Mfr # 8CG1F-CI-B2334
product price:  $2,396.99
/ea
Hayward Flow Control Check Valve, True Union, Ball, 3", PVC/EPDM, Flanged TC1300FE
Hayward Flow Control

Check Valve, True Union, Ball, 3", PVC/EPDM, Flanged

Zoro # G2630433
Mfr # TC1300FE
product price:  $700.99
/ea
Water Source ABS In-Line Sump Pump Check Boot Valve 235827
Water Source

ABS In-Line Sump Pump Check Boot Valve

Zoro # G510528596
Mfr # 235827
product price:  $36.35
/ea
Jomar Valve 2" Solder Lead Free Brass Spring Check Valve S-521G
Jomar Valve

2" Solder Lead Free Brass Spring Check Valve

Zoro # G7124726
Mfr # S-521G
product price:  $133.99
/ea
Jomar Valve 3" NPT Brass Horizontal Check Valve T-501
Jomar Valve

3" NPT Brass Horizontal Check Valve

Zoro # G7048426
Mfr # T-501
product price:  $227.99
/ea
Jomar Valve 1-1/2" Solder Lead Free Brass Horizontal Check Valve S-501G
Jomar Valve

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

Zoro # G7079978
Mfr # S-501G
product price:  $68.69
/ea
Watts 4in Second Check Kit EPDM 957 0899216
Watts

4in Second Check Kit EPDM 957

Zoro # G715366078
Mfr # 0899216
product price:  $711.99
/ea
Jomar Valve 1/2" Solder Lead Free Brass Spring Check Valve S-521G
Jomar Valve

1/2" Solder Lead Free Brass Spring Check Valve

Zoro # G7040638
Mfr # S-521G
product price:  $21.39
/ea
Jomar Valve 1-1/4" Press Lead Free Brass Horizontal Check Valve P-501G
Jomar Valve

1-1/4" Press Lead Free Brass Horizontal Check Valve

Zoro # G7158396
Mfr # P-501G
product price:  $125.99
/ea
Thrifco Plumbing 1-1/2 Inch Threaded Spring Check Valve 6415184
Thrifco Plumbing

1-1/2 Inch Threaded Spring Check Valve

Zoro # G509547577
Mfr # 6415184
product price:  $15.69
/ea
Water Source CV-200NL Check Valve, 2 in, 200 psi Pressure, Brass Body CV200NL
Water Source

CV-200NL Check Valve, 2 in, 200 psi Pressure, Brass Body

Zoro # G816044202
Mfr # CV200NL
product price:  $66.29
/ea
Aquascape Dual Union Check Valve - 2.0 48026
Aquascape

Dual Union Check Valve - 2.0

Zoro # G615834561
Mfr # 48026
product price:  $131.99
/ea
Hayward Flow Control Check Valve, Wafer, 3", PVC/FPM, with SS Spring WCV1300VS
Hayward Flow Control

Check Valve, Wafer, 3", PVC/FPM, with SS Spring

Zoro # G4997921
Mfr # WCV1300VS
product price:  $521.99
/ea
Yih 1/2 In. 316 Swing Check Valve, 200 PSI, Stainless Steel VSC102-08
Yih

1/2 In. 316 Swing Check Valve, 200 PSI, Stainless Steel

Zoro # G708621122
Mfr # VSC102-08
product price:  $73.15
/ea
Everflow FIP Swing Check Valve, Cast Brass 2" 210T002-NL
Everflow

FIP Swing Check Valve, Cast Brass 2"

Zoro # G401106896
Mfr # 210T002-NL
product price:  $68.39
/ea
Sharpe Check Valve 4371002040
Sharpe

Check Valve

Zoro # G208258972
Mfr # 4371002040
product price:  $930.99
/ea
Water Source ABS In-Line Sump Pump Check Valve 235823
Water Source

ABS In-Line Sump Pump Check Valve

Zoro # G210528582
Mfr # 235823
product price:  $33.25
/ea
Asahi 8" PVC Spring Wafer Check Valve 111207081
Asahi

8" PVC Spring Wafer Check Valve

Zoro # G6196281
Mfr # 111207081
product price:  $2,457.99
/ea
Smith-Cooper 1" C X C Brass Inline Check Valve 4347003860
Smith-Cooper

1" C X C Brass Inline Check Valve

Zoro # G6775848
Mfr # 4347003860
product price:  $17.45
/ea
Hayward Flow Control Y-Check Valve, 2-1/2", PVC/FPM, Socket YC10250S
Hayward Flow Control

Y-Check Valve, 2-1/2", PVC/FPM, Socket

Zoro # G6806046
Mfr # YC10250S
product price:  $598.99
/ea
Check Valves (3,500+ items) - Page 46
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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

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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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