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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 17

Legend Valve 3/4" T-451 NO LEAD CHECK VALVE 105-104NL
Legend Valve

3/4" T-451 NO LEAD CHECK VALVE

Zoro # G1810060
Mfr # 105-104NL
product price:  $19.99
/ea
Bonomi 2" NPT Brass Spring Check Valve 100012LF-2"
Bonomi

2" NPT Brass Spring Check Valve

Zoro # G2011409
Mfr # 100012LF-2"
product price:  $82.89
/ea
Apollo Valves 3/4" FNPT Lead Free Bronze Ball Cone Check Valve 61LF50401
Apollo Valves

3/4" FNPT Lead Free Bronze Ball Cone Check Valve

Zoro # G5298806
Mfr # 61LF50401
product price:  $66.29
/ea
Legris 1/4" Tube x MNPT Meter Input Check Valve 7985 56 14
Legris

1/4" Tube x MNPT Meter Input Check Valve

Zoro # G4416185
Mfr # 7985 56 14
product price:  $34.49
/ea
Zoro Select 1/4" FNPT Brass Poppet Spring Check Valve CHK BRS 450-4F4F-B
Zoro Select

1/4" FNPT Brass Poppet Spring Check Valve

Zoro # G1580521
Mfr # CHK BRS 450-4F4F-B
product price:  $21.19
/ea
Parker 3/8" A-LOK(R) Stainless Steel Instrumentation Check Valve 6A-C6L-10-SS
Parker

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

Zoro # G3465533
Mfr # 6A-C6L-10-SS
product price:  $221.99
/ea
Apollo Valves 3/8" FNPT Lead Free Bronze Ball Cone Check Valve 61LF10201
Apollo Valves

3/8" FNPT Lead Free Bronze Ball Cone Check Valve

Zoro # G5151684
Mfr # 61LF10201
product price:  $50.59
/ea
Zoro Select 3/8" FNPT Ball Cone Spring Check Valve FP CHK 693-6F6F-B
Zoro Select

3/8" FNPT Ball Cone Spring Check Valve

Zoro # G2882056
Mfr # FP CHK 693-6F6F-B
product price:  $16.59
/ea
Zoro Select Check Valve, 2.13 in Overall L 06H021N01038
Zoro Select

Check Valve, 2.13 in Overall L

Zoro # G905657344
Mfr # 06H021N01038
product price:  $21.25
/ea
Zoro Select 1/8" Barb White Nylon Ball Cone Spring Check Valve WN CHK 695-2B2B-F
Zoro Select

1/8" Barb White Nylon Ball Cone Spring Check Valve

Zoro # G1220441
Mfr # WN CHK 695-2B2B-F
product price:  $8.39
/ea
Zoro Select 1/2" FNPT Brass Piston Spring Check Valve CHK BRS 815-8F8F-F
Zoro Select

1/2" FNPT Brass Piston Spring Check Valve

Zoro # G3367375
Mfr # CHK BRS 815-8F8F-F
product price:  $43.39
/ea
Zoro Select 1/4" MNPT x FNPT Gray PVC Ball Cone Spring Check Valve PVC CHK 426-4F4M-F
Zoro Select

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

Zoro # G0490332
Mfr # PVC CHK 426-4F4M-F
product price:  $22.59
/ea
Ssi 2" Wafer Flange Cast Iron Silent Check Valve 0200-125WCITM-T
Ssi

2" Wafer Flange Cast Iron Silent Check Valve

Zoro # G1513985
Mfr # 0200-125WCITM-T
product price:  $136.99
/ea
Zoro Select 3" NPT Stainless Steel Swing Check Valve 4VMU7
Zoro Select

3" NPT Stainless Steel Swing Check Valve

Zoro # G3425116
Mfr # 4VMU7
product price:  $548.99
/ea
Zoro Select 1/8" MNPT Stainless Steel Piston Spring Check Valve CHK SST 210-2M2M-F
Zoro Select

1/8" MNPT Stainless Steel Piston Spring Check Valve

Zoro # G2827946
Mfr # CHK SST 210-2M2M-F
product price:  $30.79
/ea
Legend Valve 3/4" T-453 NL Y-PTN CHECK VALV 105-304NL
Legend Valve

3/4" T-453 NL Y-PTN CHECK VALV

Zoro # G1854206
Mfr # 105-304NL
product price:  $44.49
/ea
Legend Valve 1" T-453 Y-PTN CHECK VALVE 105-305
Legend Valve

1" T-453 Y-PTN CHECK VALVE

Zoro # G1785877
Mfr # 105-305
product price:  $43.25
/ea
Dayton Spring Check Valve, 4.5938 in Overall L 4RG65
Dayton

Spring Check Valve, 4.5938 in Overall L

Zoro # G2746134
Mfr # 4RG65
product price:  $61.19
/ea
Bonomi 3/8" NPT Stainless Steel Spring Check Valve S800-3/8"
Bonomi

3/8" NPT Stainless Steel Spring Check Valve

Zoro # G3769249
Mfr # S800-3/8"
product price:  $56.25
/ea
Legend Valve 1-1/4 T453 NL Y-PTN CHECK VALV 105-306NL
Legend Valve

1-1/4 T453 NL Y-PTN CHECK VALV

Zoro # G1765586
Mfr # 105-306NL
product price:  $83.79
/ea
Legend Valve 1-1/2" T-453 Y-PTN CHECK VALVE 105-307
Legend Valve

1-1/2" T-453 Y-PTN CHECK VALVE

Zoro # G1769269
Mfr # 105-307
product price:  $96.79
/ea
Milwaukee Valve Swing Y Check Valve, 2.625 in Overall L 507 1/2
Milwaukee Valve

Swing Y Check Valve, 2.625 in Overall L

Zoro # G0704925
Mfr # 507 1/2
product price:  $87.00
/ea
Zoro Select Check Valve, 2.56 in Overall L 06H041N01012
Zoro Select

Check Valve, 2.56 in Overall L

Zoro # G005657336
Mfr # 06H041N01012
product price:  $36.59
/ea
Banjo Check Valve, 2.28125 in Overall L MCV100
Banjo

Check Valve, 2.28125 in Overall L

Zoro # G808446472
Mfr # MCV100
product price:  $18.35
/ea
Asahi Ball Check Valve, 5.9375 in Overall L 1213015
Asahi

Ball Check Valve, 5.9375 in Overall L

Zoro # G6162165
Mfr # 1213015
product price:  $179.99
/ea
Viega 1-1/4" X 1-1/4" Press Low Lead Bronze Spring Check Valve 79050
Viega

1-1/4" X 1-1/4" Press Low Lead Bronze Spring Check Valve

Zoro # G1906037
Mfr # 79050
product price:  $63.49
/ea
Flexi Hinge 2" Cast Iron Wafer Check Valve, Length: 1-3/8" H2-518-4320
Flexi Hinge

2" Cast Iron Wafer Check Valve, Length: 1-3/8"

Zoro # G7817796
Mfr # H2-518-4320
product price:  $143.99
/ea
Basiks Check Valve, CPVC, 1", EPDM, Socket TBC360-100EPS-CP
Basiks

Check Valve, CPVC, 1", EPDM, Socket

Zoro # G7194980
Mfr # TBC360-100EPS-CP
product price:  $47.49
/ea
B & K 2 in. D X 2 in. D Slip PVC Quiet Check Valve B-0821-20H
B & K

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

Zoro # G7696154
Mfr # B-0821-20H
product price:  $37.25
/ea
Legend Valve 3/4" S-455 NL CXC IN-LINE CHK 105-464NL
Legend Valve

3/4" S-455 NL CXC IN-LINE CHK

Zoro # G1843749
Mfr # 105-464NL
product price:  $35.59
/ea
Jomar Valve 1" NPT Lead Free Brass Spring Check Valve T-521G
Jomar Valve

1" NPT Lead Free Brass Spring Check Valve

Zoro # G7036018
Mfr # T-521G
product price:  $41.29
/ea
Legend Valve 1" T-457 DUAL CHECK NO LEAD 115-105NL
Legend Valve

1" T-457 DUAL CHECK NO LEAD

Zoro # G1775639
Mfr # 115-105NL
product price:  $69.15
/ea
Legend Valve 2" T-312 C.I. WAFER CHECK 116-221
Legend Valve

2" T-312 C.I. WAFER CHECK

Zoro # G1801450
Mfr # 116-221
product price:  $89.59
/ea
Dixon 3" FNPT Brass Spring Loaded Check Valve CV300
Dixon

3" FNPT Brass Spring Loaded Check Valve

Zoro # G6546535
Mfr # CV300
product price:  $255.99
/ea
Legend Valve 4" T-450 NL IPS IN-LINE CHECK 105-431NL
Legend Valve

4" T-450 NL IPS IN-LINE CHECK

Zoro # G1842954
Mfr # 105-431NL
product price:  $667.99
/ea
Campbell Brady 1'' Acetal Polymer Spring Loaded Check Valve SLC-100
Campbell

Brady 1'' Acetal Polymer Spring Loaded Check Valve

Zoro # G421871453
Mfr # SLC-100
product price:  $12.99
/ea
Check Valves (3,500+ items) - Page 17
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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
check valve 1/8zoeller quiet check valve1/2" npt stainless steelstainless springsswagelok brass
parker stainless steel filterflange mount check valve3" cast iron trap2.5 inch check valvecheck valve control check

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