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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 49

Legend Valve Check Valve, S-451, 2-1/2 in, Sweat x Sweat, Brass 105-209NL
Legend Valve

Check Valve, S-451, 2-1/2 in, Sweat x Sweat, Brass

Zoro # G1791014
Mfr # 105-209NL
product price: 
$169.99
/ea
Steel & Obrien Check Valve, Disk Type, Clamp Connection, 2-1/2 in Tube Size, 316 Stainless Steel 45MP-2.5-CD-316
Steel & Obrien

Check Valve, Disk Type, Clamp Connection, 2-1/2 in Tube Size, 316 Stainless Steel

Zoro # G5412861
Mfr # 45MP-2.5-CD-316
product price: 
$361.99
/ea
Parker 1/2" A-LOK(R) Brass Instrumentation Check Valve 8A-C8L-10-BN-B
Parker

1/2" A-LOK(R) Brass Instrumentation Check Valve

Zoro # G0966165
Mfr # 8A-C8L-10-BN-B
product price: 
$139.99
/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
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
Ipex Swing Check Valve, SC Series, 4 in Pipe Size, Inline, Flange x Flange, PVC Body SCOV211
Ipex

Swing Check Valve, SC Series, 4 in Pipe Size, Inline, Flange x Flange, PVC Body

Zoro # G8212495
Mfr # SCOV211
product price: 
$1,226.99
/ea
Ham-Let Instrumentation Check Valve, H400-HP Series, Inline Spring, Let-Lok x Let-Lok, 1/2 in, SS H-400HP-SS-L-1/2-1/3PSI
Ham-Let

Instrumentation Check Valve, H400-HP Series, Inline Spring, Let-Lok x Let-Lok, 1/2 in, SS

Zoro # G008258806
Mfr # H-400HP-SS-L-1/2-1/3PSI
product price: 
$129.99
/ea
Keckley 2-1/2" Wafer Check Valve, Width: 2-7/8" 21/2CW1F-CI-B2334
Keckley

2-1/2" Wafer Check Valve, Width: 2-7/8"

Zoro # G3818987
Mfr # 21/2CW1F-CI-B2334
product price: 
$201.99
/ea
Milwaukee Valve Swing Check Valve, UP969 Series, 1 in, Press x Press, Lead Free Brass UP0969000100
Milwaukee Valve

Swing Check Valve, UP969 Series, 1 in, Press x Press, Lead Free Brass

Zoro # G308413516
Mfr # UP0969000100
product price: 
$66.59
/ea
Ez-Fluid Swing Check Valve, Brass, 1/2 in C x C EZSCC12
Ez-Fluid

Swing Check Valve, Brass, 1/2 in C x C

Zoro # G613120925
Mfr # EZSCC12
product price: 
$12.75
/ea
Jaco Check Valve, 5/8 in, 1.41 in L (5 PK) CV-4-K
Jaco

Check Valve, 5/8 in, 1.41 in L (5 PK)

Zoro # G422577354
Mfr # CV-4-K
product price: 
$76.89
/pk of 5, $15.38/ea
Milwaukee Valve 1-1/4" Solder Low Lead Bronze Spring Check Valve UP1548T 1 1/4
Milwaukee Valve

1-1/4" Solder Low Lead Bronze Spring Check Valve

Zoro # G1559686
Mfr # UP1548T 1 1/4
product price: 
$103.99
/ea
Emerson 1 3/8 in. ODF Check Valve 064992
Emerson

1 3/8 in. ODF Check Valve

Zoro # G609981776
Mfr # 064992
product price: 
$492.99
/ea
Keckley 8" Wafer Check Valve, Length: 13-1/2" 8CW2R-CS-36336
Keckley

8" Wafer Check Valve, Length: 13-1/2"

Zoro # G3819230
Mfr # 8CW2R-CS-36336
product price: 
$2,955.99
/ea
Sharpe Check Valve, 2483 Series, Piston, Inline, 1/2 in, FNPSM x FNPSM, Carbon Steel 4371001430
Sharpe

Check Valve, 2483 Series, Piston, Inline, 1/2 in, FNPSM x FNPSM, Carbon Steel

Zoro # G708258847
Mfr # 4371001430
product price: 
$57.75
/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
Keckley Globe Check Valve, Flanged, Cast Iron Body, 8 in Pipe Size 8CG1F-CI-B2334
Keckley

Globe Check Valve, Flanged, Cast Iron Body, 8 in Pipe Size

Zoro # G3819617
Mfr # 8CG1F-CI-B2334
product price: 
$2,396.99
/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
Vne 4" Stainless Steel Spring Check Valve 45C-64.0-V
Vne

4" Stainless Steel Spring Check Valve

Zoro # G3929633
Mfr # 45C-64.0-V
product price: 
$880.99
/ea
Milwaukee Valve Swing Check Valve, 1509 Series, Inline, Bronze Body, Sweat x Sweat, 1/2 in 1509 1/2"
Milwaukee Valve

Swing Check Valve, 1509 Series, Inline, Bronze Body, Sweat x Sweat, 1/2 in

Zoro # G2112695
Mfr # 1509 1/2"
product price: 
$53.23
/ea
American Valve Swing Check Valve, Flanged, Schedule 80 PVC, 2 in P440F 2''
American Valve

Swing Check Valve, Flanged, Schedule 80 PVC, 2 in

Zoro # G815189713
Mfr # P440F 2''
product price: 
$516.99
/ea
Basiks Check Valve, Socket, 2 in Pipe Size, PVC Body, EPDM Seal TBC360-200EPS-PV
Basiks

Check Valve, Socket, 2 in Pipe Size, PVC Body, EPDM Seal

Zoro # G7194719
Mfr # TBC360-200EPS-PV
product price: 
$79.15
/ea
Sharpe Check Valve, 2483SC Series, Inline Swing, 2 in, Socket Weld x Socket Weld, Carbon Steel 4371000770
Sharpe

Check Valve, 2483SC Series, Inline Swing, 2 in, Socket Weld x Socket Weld, Carbon Steel

Zoro # G408259014
Mfr # 4371000770
product price: 
$251.99
/ea
Steel & Obrien Check Valve, Disk Type, Clamp Connection, 1/2 in Tube Size, 316 Stainless Steel 45MP-.50-CD-316
Steel & Obrien

Check Valve, Disk Type, Clamp Connection, 1/2 in Tube Size, 316 Stainless Steel

Zoro # G5411419
Mfr # 45MP-.50-CD-316
product price: 
$150.99
/ea
Legend Valve Check Valve, T-451 Series, 1/4 in, FNPT x FNPT, Brass 105-101
Legend Valve

Check Valve, T-451 Series, 1/4 in, FNPT x FNPT, Brass

Zoro # G1789937
Mfr # 105-101
product price: 
$9.19
/ea
Legend Valve Check Valve, S-451 Series, 3/4 in, Sweat x Sweat, Brass 105-204
Legend Valve

Check Valve, S-451 Series, 3/4 in, Sweat x Sweat, Brass

Zoro # G1842927
Mfr # 105-204
product price: 
$15.35
/ea
Water Source In-Line Sump Pump Check Valve Boot, ABS 235827
Water Source

In-Line Sump Pump Check Valve Boot, ABS

Zoro # G510528596
Mfr # 235827
product price: 
$36.35
/ea
Watts Second Check Kit, 4 in, EPDM, For 957 0899216
Watts

Second Check Kit, 4 in, EPDM, For 957

Zoro # G715366078
Mfr # 0899216
product price: 
$711.99
/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
Thrifco Plumbing Spring Check Valve, Threaded, 1-1/2 in 6415184
Thrifco Plumbing

Spring Check Valve, Threaded, 1-1/2 in

Zoro # G509547577
Mfr # 6415184
product price: 
$15.69
/ea
Champion 2" Flanged Stainless Steel Wafer Check Valve 2SD15-SSBS-R
Champion

2" Flanged Stainless Steel Wafer Check Valve

Zoro # G7304529
Mfr # 2SD15-SSBS-R
product price: 
$348.99
/ea
Yih Swing Check Valve, 1/2 in Pipe Size, 316 Stainless Steel, 200 psi, 2-9/16 in VSC102-08
Yih

Swing Check Valve, 1/2 in Pipe Size, 316 Stainless Steel, 200 psi, 2-9/16 in

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

Swing Check Valve, FIP Connection, Cast Brass Body, 2 in

Zoro # G401106896
Mfr # 210T002-NL
product price: 
$68.39
/ea
Hayward Flow Control Y-Check Valve, 2", PVC/FPM, Threaded YC10200T
Hayward Flow Control

Y-Check Valve, 2", PVC/FPM, Threaded

Zoro # G4998244
Mfr # YC10200T
product price: 
$397.99
/ea
Resideo Circulating Pump Check Valve, 1-1/4 in, 62 gpm, 150 psi PCV125
Resideo

Circulating Pump Check Valve, 1-1/4 in, 62 gpm, 150 psi

Zoro # G210473950
Mfr # PCV125
product price: 
$12.89
/ea
Jones Stephens 2" PVC Inline Check Valve C30200
Jones Stephens

2" PVC Inline Check Valve

Zoro # G5440053
Mfr # C30200
product price: 
$21.99
/ea
Check Valves (3,500+ items) - Page 49
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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
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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