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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 6

Zoro Select 1/2" FNPT Ball Cone Spring Check Valve FP CHK 685-8F8F-B
Zoro Select

1/2" FNPT Ball Cone Spring Check Valve

Zoro # G0653843
Mfr # FP CHK 685-8F8F-B
product price: 
$18.29
/ea
Milwaukee Valve 3/4" FNPT Bronze Swing Y Check Valve 515Y 3/4"
Milwaukee Valve

3/4" FNPT Bronze Swing Y Check Valve

Zoro # G3908676
Mfr # 515Y 3/4"
product price: 
$101.26
/ea
Ssi 6" Wafer Flange Cast Iron Silent Check Valve 0600-125WCIBM-T
Ssi

6" Wafer Flange Cast Iron Silent Check Valve

Zoro # G0553104
Mfr # 0600-125WCIBM-T
product price: 
$375.99
/ea
Milwaukee Valve 2-1/2" Flanged Cast Iron Swing Check Valve 2974-M 2 1/2
Milwaukee Valve

2-1/2" Flanged Cast Iron Swing Check Valve

Zoro # G0656336
Mfr # 2974-M 2 1/2
product price: 
$363.48
/ea
Legend Valve Check Valve, S-611, 1-1/2 in, Solvent x Solvent, Stainless Steel 203-207
Legend Valve

Check Valve, S-611, 1-1/2 in, Solvent x Solvent, Stainless Steel

Zoro # G1774257
Mfr # 203-207
product price: 
$15.95
/ea
Legend Valve Check Valve, T-457 Dual Check, 1/2 in, FNPT x FNPT, Brass 115-103NL
Legend Valve

Check Valve, T-457 Dual Check, 1/2 in, FNPT x FNPT, Brass

Zoro # G1785719
Mfr # 115-103NL
product price: 
$54.69
/ea
Bonomi 3/8" NPT Brass Spring Check Valve 100012LF-3/8"
Bonomi

3/8" NPT Brass Spring Check Valve

Zoro # G2011460
Mfr # 100012LF-3/8"
product price: 
$17.69
/ea
Bonomi 1-1/4" NPT Brass Spring Check Valve 100003-1-1/4"
Bonomi

1-1/4" NPT Brass Spring Check Valve

Zoro # G2011287
Mfr # 100003-1-1/4"
product price: 
$33.49
/ea
Hayward Flow Control Check Valve, True Union, Ball, 1", CPVC/FPM, S/T TC20100ST
Hayward Flow Control

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

Zoro # G3015196
Mfr # TC20100ST
product price: 
$115.99
/ea
Jackel Check Valve, Slip, PVC, 1-1/4 in or 1-1/2 in DJ545
Jackel

Check Valve, Slip, PVC, 1-1/4 in or 1-1/2 in

Zoro # G105302853
Mfr # DJ545
product price: 
$13.91
/ea
Bonomi 1-1/2" NPT Brass Spring Check Valve 100003-1-1/2"
Bonomi

1-1/2" NPT Brass Spring Check Valve

Zoro # G2011278
Mfr # 100003-1-1/2"
product price: 
$50.99
/ea
Campbell 1-1/2" FNPT Low Lead Brass Spring Check Valve CV-6TLF
Campbell

1-1/2" FNPT Low Lead Brass Spring Check Valve

Zoro # G4744923
Mfr # CV-6TLF
product price: 
$66.49
/ea
Campbell 1-1/4" FNPT Low Lead Brass Spring Check Valve w/Taps CVB-5TLF
Campbell

1-1/4" FNPT Low Lead Brass Spring Check Valve w/Taps

Zoro # G4731876
Mfr # CVB-5TLF
product price: 
$57.75
/ea
Zoro Select 1/4" FNPT x MNPT Brass Piston Spring Check Valve CHK BRS 410-4F4M-B
Zoro Select

1/4" FNPT x MNPT Brass Piston Spring Check Valve

Zoro # G2670735
Mfr # CHK BRS 410-4F4M-B
product price: 
$19.39
/ea
Milwaukee Valve Swing Check Valve, 509 Series, 2 in, FNPT x FNPT, Bronze Body 509 2
Milwaukee Valve

Swing Check Valve, 509 Series, 2 in, FNPT x FNPT, Bronze Body

Zoro # G0390117
Mfr # 509 2
product price: 
$195.49
/ea
Watts 1" FNPT Bronze Dual Check Valve 1 LF7 U2-2
Watts

1" FNPT Bronze Dual Check Valve

Zoro # G5276345
Mfr # 1 LF7 U2-2
product price: 
$111.59
/ea
Apollo Valves 3/4" Press Lead Free Bronze Swing Check Valve 61YLF204T1PR
Apollo Valves

3/4" Press Lead Free Bronze Swing Check Valve

Zoro # G4652295
Mfr # 61YLF204T1PR
product price: 
$138.99
/ea
Apollo Valves 1/4" FNPT Lead Free Bronze Ball Cone Check Valve 61LF10101
Apollo Valves

1/4" FNPT Lead Free Bronze Ball Cone Check Valve

Zoro # G5153391
Mfr # 61LF10101
product price: 
$47.39
/ea
Milwaukee Valve Swing Y Check Valve, 507 Series, 2 in, FNPT x FNPT, Y-Style, Bronze 507 2
Milwaukee Valve

Swing Y Check Valve, 507 Series, 2 in, FNPT x FNPT, Y-Style, Bronze

Zoro # G3233431
Mfr # 507 2
product price: 
$371.52
/ea
Stenner Injection Check Valve, 3/8 in, PVC Body, EPDM Seal BC238-1
Stenner

Injection Check Valve, 3/8 in, PVC Body, EPDM Seal

Zoro # G8681148
Mfr # BC238-1
product price: 
$42.99
/ea
Zoro Select 3/8" Push Gray PVC Ball Cone Spring Check Valve PVC CHK 426-6SMC6SMC-B
Zoro Select

3/8" Push Gray PVC Ball Cone Spring Check Valve

Zoro # G1964051
Mfr # PVC CHK 426-6SMC6SMC-B
product price: 
$34.49
/ea
Smith-Cooper 2" Swing Check Valve 4347002860
Smith-Cooper

2" Swing Check Valve

Zoro # G6775699
Mfr # 4347002860
product price: 
$55.95
/ea
Dixon 2" FNPT Brass Spring Loaded Check Valve CV200
Dixon

2" FNPT Brass Spring Loaded Check Valve

Zoro # G6546517
Mfr # CV200
product price: 
$89.79
/ea
Zoro Select Swing Check Valve, Inline, 3/8 in, FNPT x FNPT, Bronze Body 10F289
Zoro Select

Swing Check Valve, Inline, 3/8 in, FNPT x FNPT, Bronze Body

Zoro # G4284551
Mfr # 10F289
product price: 
$22.19
/ea
Apollo Valves 3/8" FNPT Bronze Ball Cone Spring Check Valve 6110201
Apollo Valves

3/8" FNPT Bronze Ball Cone Spring Check Valve

Zoro # G1086242
Mfr # 6110201
product price: 
$41.65
/ea
Zoro Select 1/2" NPT Stainless Steel Swing Check Valve 4VMT9
Zoro Select

1/2" NPT Stainless Steel Swing Check Valve

Zoro # G2401174
Mfr # 4VMT9
product price: 
$66.35
/ea
Hayward Flow Control Check Valve, True Union, Ball, 2", CPVC/FPM, S/T TC20200ST
Hayward Flow Control

Check Valve, True Union, Ball, 2", CPVC/FPM, S/T

Zoro # G1158202
Mfr # TC20200ST
product price: 
$266.99
/ea
Zoro Select 3/8" NPT Stainless Steel Swing Check Valve 4VMT8
Zoro Select

3/8" NPT Stainless Steel Swing Check Valve

Zoro # G3334362
Mfr # 4VMT8
product price: 
$77.55
/ea
Apollo Valves 1-1/4" FNPT Stainless Steel Ball Cone Spring Check Valve 6210601
Apollo Valves

1-1/4" FNPT Stainless Steel Ball Cone Spring Check Valve

Zoro # G1552914
Mfr # 6210601
product price: 
$271.99
/ea
Viega 2" X 2" Press Low Lead Bronze Spring Check Valve 79060
Viega

2" X 2" Press Low Lead Bronze Spring Check Valve

Zoro # G1906012
Mfr # 79060
product price: 
$156.99
/ea
Ssi 3" Wafer Flange Cast Iron Double Disc Check Valve 0300-125WTIBB-T
Ssi

3" Wafer Flange Cast Iron Double Disc Check Valve

Zoro # G3252593
Mfr # 0300-125WTIBB-T
product price: 
$94.45
/ea
Dayton 1-1/4" or 1-1/2" Slip Union TPR Check Valve 4UN79
Dayton

1-1/4" or 1-1/2" Slip Union TPR Check Valve

Zoro # G2180796
Mfr # 4UN79
product price: 
$34.69
/ea
Zoro Select 1/2" MNPT x FNPT Brass Piston Spring Check Valve CHK BRS 810-8M8F-B
Zoro Select

1/2" MNPT x FNPT Brass Piston Spring Check Valve

Zoro # G0831345
Mfr # CHK BRS 810-8M8F-B
product price: 
$33.29
/ea
Zoro Select 1/8" Barb Polypropylene Ball Cone Spring Check Valve PP CHK 695-2B2B-F
Zoro Select

1/8" Barb Polypropylene Ball Cone Spring Check Valve

Zoro # G1206432
Mfr # PP CHK 695-2B2B-F
product price: 
$6.79
/ea
Campbell 1-1/2" FNPT Lead Free Brass Spring Check Valve 4033E
Campbell

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

Zoro # G3259462
Mfr # 4033E
product price: 
$117.99
/ea
Zoro Select Swing Check Valve, Inline, 1/4 in FNPT x FNPT, Bronze Body, 2-1/16 in Overall L 10F288
Zoro Select

Swing Check Valve, Inline, 1/4 in FNPT x FNPT, Bronze Body, 2-1/16 in Overall L

Zoro # G4275302
Mfr # 10F288
product price: 
$26.79
/ea
Check Valves (3,500+ items) - Page 6
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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 FittingsPush-to-Connect Tube FittingsCamlock Fittings
1/2 inch check valves1/2" pvc check valves3/4" swing check valves2" flanged check valves4" wafer check valves
1-1/2" swing check valves1/4 inch check valves3/4" pvc check valves3" brass check valves1-1/2" inline check valves

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