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  1. Home
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  5. Pipes, Valves & Fittings
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  9. Check Valves

Check Valves (3,500+ items) - Page 40

Simmons Check Valve, Spring Loaded, Silicon Bronze, 1 in Pipe Size 542SB
Simmons

Check Valve, Spring Loaded, Silicon Bronze, 1 in Pipe Size

Zoro # G121868487
Mfr # 542SB
product price: 
$64.15
/ea
Asahi Swing Check Valve, 4 in Pipe Size, Flanged, PP Body, FKM Seal 1207040
Asahi

Swing Check Valve, 4 in Pipe Size, Flanged, PP Body, FKM Seal

Zoro # G613788071
Mfr # 1207040
product price: 
$3,497.99
/ea
Zoeller Check Valve, In-Line, Threaded, PVC, 1-1/2 in 30-0238
Zoeller

Check Valve, In-Line, Threaded, PVC, 1-1/2 in

Zoro # G504084978
Mfr # 30-0238
product price: 
$39.19
/ea
Discover Check Valve, Spring, 3-Piece, 3/4 in, FNPT x FNPT, 316 Stainless Steel 102751
Discover

Check Valve, Spring, 3-Piece, 3/4 in, FNPT x FNPT, 316 Stainless Steel

Zoro # G815879737
Mfr # 102751
product price: 
$31.15
/ea
Steel & Obrien Check Valve, Disk Type, Clamp Connection, 3/4 in Tube Size, 316 Stainless Steel, 2.70 in L 45MP-.75-CD-316
Steel & Obrien

Check Valve, Disk Type, Clamp Connection, 3/4 in Tube Size, 316 Stainless Steel, 2.70 in L

Zoro # G5411400
Mfr # 45MP-.75-CD-316
product price: 
$178.99
/ea
Mueller Industries Check Valve, 8 7/16 in L, Copper, 800 psi A 17940
Mueller Industries

Check Valve, 8 7/16 in L, Copper, 800 psi

Zoro # G809944281
Mfr # A 17940
product price: 
$309.99
/ea
Zoro Select 1/8" FNPT Gray PVC Ball Cone Spring Check Valve PVC CHK 426-2F2F-B
Zoro Select

1/8" FNPT Gray PVC Ball Cone Spring Check Valve

Zoro # G0565844
Mfr # PVC CHK 426-2F2F-B
product price: 
$17.89
/ea
Keckley 6" Globe Check Valve, Connection Type: Flanged 6CG2R-36-36336
Keckley

6" Globe Check Valve, Connection Type: Flanged

Zoro # G3819772
Mfr # 6CG2R-36-36336
product price: 
$4,539.99
/ea
Milwaukee Valve Swing Y Check Valve, 1509Y Series, 2 in, Sweat x Sweat, Bronze Body 1509Y 2"
Milwaukee Valve

Swing Y Check Valve, 1509Y Series, 2 in, Sweat x Sweat, Bronze Body

Zoro # G4026845
Mfr # 1509Y 2"
product price: 
$490.99
/ea
Vne Spring Check Valve, 45C-6 Series, Inline, Clamp x Clamp, 1 1/2 in, 316L Stainless Steel 45C-61.5-E
Vne

Spring Check Valve, 45C-6 Series, Inline, Clamp x Clamp, 1 1/2 in, 316L Stainless Steel

Zoro # G708363558
Mfr # 45C-61.5-E
product price: 
$374.99
/ea
Chicago Valves And Controls Swing Check Valve, Class 150, Flanged, Stainless Steel, 2-1/2 in 41611025
Chicago Valves And Controls

Swing Check Valve, Class 150, Flanged, Stainless Steel, 2-1/2 in

Zoro # G9158312
Mfr # 41611025
product price: 
$966.99
/ea
Legend Valve Check Valve, Y-Pattern, 1 in, Sweat x Sweat, Bronze 105-405NL
Legend Valve

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

Zoro # G1785798
Mfr # 105-405NL
product price: 
$54.39
/ea
Sharpe Check Valve, 2483SC Series, Inline Swing, 1 in, Socket Weld x Socket Weld, Carbon Steel 4371000740
Sharpe

Check Valve, 2483SC Series, Inline Swing, 1 in, Socket Weld x Socket Weld, Carbon Steel

Zoro # G708258922
Mfr # 4371000740
product price: 
$88.99
/ea
Keckley 5" Globe Check Valve, Body Material: Cast Stainless Steel 5CG4R-36-36336
Keckley

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

Zoro # G3819879
Mfr # 5CG4R-36-36336
product price: 
$6,130.99
/ea
Bonomi 3/4" Sweat Brass Spring Check Valve 100712LF-3/4"
Bonomi

3/4" Sweat Brass Spring Check Valve

Zoro # G2011357
Mfr # 100712LF-3/4"
product price: 
$41.35
/ea
Milwaukee Valve 3/4" Solder Bronze Swing Y Check Valve 1509Y 3/4"
Milwaukee Valve

3/4" Solder Bronze Swing Y Check Valve

Zoro # G4117303
Mfr # 1509Y 3/4"
product price: 
$118.99
/ea
Keckley 8" Wafer Check Valve, Width: 6-1/2" 8CW2R-36-36336
Keckley

8" Wafer Check Valve, Width: 6-1/2"

Zoro # G3819337
Mfr # 8CW2R-36-36336
product price: 
$3,800.99
/ea
Legend Valve Check Valve, T-750 Series, FNPT x FNPT, Stainless Steel Body, 1-1/2 in 113-437
Legend Valve

Check Valve, T-750 Series, FNPT x FNPT, Stainless Steel Body, 1-1/2 in

Zoro # G1765568
Mfr # 113-437
product price: 
$181.99
/ea
Asahi Ball Check Valve, Inline, 1/2 in Pipe Size, Union Socket x Union Socket, PVC Body 1213005
Asahi

Ball Check Valve, Inline, 1/2 in Pipe Size, Union Socket x Union Socket, PVC Body

Zoro # G6162208
Mfr # 1213005
product price: 
$62.29
/ea
Legend Valve Check Valve, T-311, Flanged, Cast Iron, 2-1/2 in 116-202
Legend Valve

Check Valve, T-311, Flanged, Cast Iron, 2-1/2 in

Zoro # G1849050
Mfr # 116-202
product price: 
$259.99
/ea
Ham-Let Instrumentation Check Valve, H400-HP Series, 1/4 in, Let-Lok x Let-Lok, 316 Stainless Steel H-400HP-SS-L-1/4-1/3PSI
Ham-Let

Instrumentation Check Valve, H400-HP Series, 1/4 in, Let-Lok x Let-Lok, 316 Stainless Steel

Zoro # G808258792
Mfr # H-400HP-SS-L-1/4-1/3PSI
product price: 
$147.99
/ea
Chicago Valves And Controls 1", Forged Steel Class 800 Piston Check Valve, FNPT P484TE010
Chicago Valves And Controls

1", Forged Steel Class 800 Piston Check Valve, FNPT

Zoro # G9158699
Mfr # P484TE010
product price: 
$77.33
/ea
Ez-Fluid Swing Check Valve, Threaded, Brass, 1-1/2 in EZSCT112
Ez-Fluid

Swing Check Valve, Threaded, Brass, 1-1/2 in

Zoro # G513121046
Mfr # EZSCT112
product price: 
$45.65
/ea
Legend Valve Check Valve, S-611 Series, 1 in, Solvent x Solvent, Stainless Steel Body 203-205
Legend Valve

Check Valve, S-611 Series, 1 in, Solvent x Solvent, Stainless Steel Body

Zoro # G1774248
Mfr # 203-205
product price: 
$11.15
/ea
Chicago Valves And Controls Swing Check Valve, 4 in Pipe Size, Class 150, Flanged, Cast Steel 41411040
Chicago Valves And Controls

Swing Check Valve, 4 in Pipe Size, Class 150, Flanged, Cast Steel

Zoro # G9156632
Mfr # 41411040
product price: 
$565.99
/ea
Keckley 12" Globe Check Valve, Max. Pressure: 720 psi at 100 Degrees F 12CG4R-36-36336
Keckley

12" Globe Check Valve, Max. Pressure: 720 psi at 100 Degrees F

Zoro # G3819921
Mfr # 12CG4R-36-36336
product price: 
$21,349.99
/ea
Ham-Let Instrumentation Check Valve, H400 Series, Inline Spring, 1/2 in MNPT x MNPT, 316 SS H-480-SS-N-1/2-1/3PSI
Ham-Let

Instrumentation Check Valve, H400 Series, Inline Spring, 1/2 in MNPT x MNPT, 316 SS

Zoro # G708258854
Mfr # H-480-SS-N-1/2-1/3PSI
product price: 
$189.99
/ea
Keckley 10" Wafer Check Valve, Length: 16" 10CW2R-36-36336
Keckley

10" Wafer Check Valve, Length: 16"

Zoro # G3819361
Mfr # 10CW2R-36-36336
product price: 
$5,340.99
/ea
Parker 1/4" A-LOK(R) Brass Instrumentation Check Valve 4A-C4L-10-BN-B
Parker

1/4" A-LOK(R) Brass Instrumentation Check Valve

Zoro # G1475652
Mfr # 4A-C4L-10-BN-B
product price: 
$69.99
/ea
Legend Valve Check Valve, T-455 NL, In-Line, 2 in, FNPT x FNPT, Bronze 105-448NL
Legend Valve

Check Valve, T-455 NL, In-Line, 2 in, FNPT x FNPT, Bronze

Zoro # G1801119
Mfr # 105-448NL
product price: 
$124.99
/ea
Asco CHECK VALVE V0122
Asco

CHECK VALVE

Zoro # G409981778
Mfr # V0122
product price: 
$202.99
/ea
Conbraco Check Valve, Ball-Cone, 1/4 in, Stainless Steel 62-101-01
Conbraco

Check Valve, Ball-Cone, 1/4 in, Stainless Steel

Zoro # G709981775
Mfr # 62-101-01
product price: 
$161.99
/ea
Keckley Globe Check Valve, Flanged, Cast Stainless Steel Body, 10 in Pipe Size 10CG2R-36-36336
Keckley

Globe Check Valve, Flanged, Cast Stainless Steel Body, 10 in Pipe Size

Zoro # G3819851
Mfr # 10CG2R-36-36336
product price: 
$10,508.99
/ea
Loc-Line 1/4" Acetal Inline Check Valve PK10 29451-BLK
Loc-Line

1/4" Acetal Inline Check Valve PK10

Zoro # G7041907
Mfr # 29451-BLK
product price: 
$51.89
/pk 10, $5.19/ea
Hammond Valve Swing Check Valve, 967 Series, 1 in, FNPT x FNPT, Inline, Brass 967 1
Hammond Valve

Swing Check Valve, 967 Series, 1 in, FNPT x FNPT, Inline, Brass

Zoro # G1199125
Mfr # 967 1
product price: 
$100.99
/ea
Little Giant Pump Check Valve, Condensate Pump, Inline Ball, FNPT x MNPT, 1/4 in NPT, Buna-N 599061
Little Giant Pump

Check Valve, Condensate Pump, Inline Ball, FNPT x MNPT, 1/4 in NPT, Buna-N

Zoro # G0455725
Mfr # 599061
product price: 
$13.69
/ea
Check Valves (3,500+ items) - Page 40
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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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