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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 44

Grundfos Check Valve Assembly 525530
Grundfos

Check Valve Assembly

Zoro # G515212957
Mfr # 525530
product price: 
$109.99
/ea
Discover Spring Check Valve, 3-Piece, 4 in, FNPT x FNPT, 316 Stainless Steel 102713
Discover

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

Zoro # G315879718
Mfr # 102713
product price: 
$395.99
/ea
Thrifco Plumbing Check Valve, Swing, Threaded, PVC Body, 2 in Connection 6415315
Thrifco Plumbing

Check Valve, Swing, Threaded, PVC Body, 2 in Connection

Zoro # G009549569
Mfr # 6415315
product price: 
$37.25
/ea
Alfa Laval Check Valve Service Kit, LKC-2, 3 in, EPDM 9611924009
Alfa Laval

Check Valve Service Kit, LKC-2, 3 in, EPDM

Zoro # G010081461
Mfr # 9611924009
product price: 
$70.15
/ea
Pumpspy Silent Inline Check Valve, 2 in, Clear Body CV-200
Pumpspy

Silent Inline Check Valve, 2 in, Clear Body

Zoro # G009944241
Mfr # CV-200
product price: 
$31.39
/ea
B & K Magic Plastics 1-1/2 in. D X 1-1/2 in. D Slip PVC Quiet Check Valve 0821-15H
B & K

Magic Plastics 1-1/2 in. D X 1-1/2 in. D Slip PVC Quiet Check Valve

Zoro # G7694739
Mfr # 0821-15H
product price: 
$31.99
/ea
T&S Brass Check Valve Adaptor, 1/2 in BSP Male x Female 010321-45
T&S Brass

Check Valve Adaptor, 1/2 in BSP Male x Female

Zoro # G415773558
Mfr # 010321-45
product price: 
$35.89
/ea
Hayward Flow Control Wafer Check Valve, WCV Series, 2 in, Flange x Flange, Inline Wafer, PVC Body WCV1200E
Hayward Flow Control

Wafer Check Valve, WCV Series, 2 in, Flange x Flange, Inline Wafer, PVC Body

Zoro # G4998061
Mfr # WCV1200E
product price: 
$387.99
/ea
Zoeller Check Valve, Inline Union, 2 in, Compression x Compression, PVC Body, Swing Check 30-0256
Zoeller

Check Valve, Inline Union, 2 in, Compression x Compression, PVC Body, Swing Check

Zoro # G200488001
Mfr # 30-0256
product price: 
$63.99
/ea
Legend Valve Check Valve, S-455 NL Series, Inline, Sweat x Sweat, Bronze Body, 2 in 105-468NL
Legend Valve

Check Valve, S-455 NL Series, Inline, Sweat x Sweat, Bronze Body, 2 in

Zoro # G1788080
Mfr # 105-468NL
product price: 
$123.99
/ea
Ssi 10" Wafer Flange Cast Iron Double Disc Check Valve 1000-125WTIBB-T
Ssi

10" Wafer Flange Cast Iron Double Disc Check Valve

Zoro # G6107062
Mfr # 1000-125WTIBB-T
product price: 
$767.99
/ea
Watts Silent Check Valve, 1/2 in, Solder End Connection, Lead-Free Brass 0555181
Watts

Silent Check Valve, 1/2 in, Solder End Connection, Lead-Free Brass

Zoro # G612415374
Mfr # 0555181
product price: 
$113.00
/ea
Everflow Inline Spring Loaded Check Valve, 3/4 in Pipe Size, Sweat Connection, Cast Brass 150C034-NL
Everflow

Inline Spring Loaded Check Valve, 3/4 in Pipe Size, Sweat Connection, Cast Brass

Zoro # G701106893
Mfr # 150C034-NL
product price: 
$25.19
/ea
Anchor Fluid Power Check Valve, 3/4 in NPTF Female Threaded, Carbon Steel Plated, 7 psi Cracking Pressure CN3/4-1-7
Anchor Fluid Power

Check Valve, 3/4 in NPTF Female Threaded, Carbon Steel Plated, 7 psi Cracking Pressure

Zoro # G602014488
Mfr # CN3/4-1-7
product price: 
$72.59
/ea
Best Sanitizers Sanitizer Nozzle with Check Valve, 5/8 in JPP10012
Best Sanitizers

Sanitizer Nozzle with Check Valve, 5/8 in

Zoro # G4994701
Mfr # JPP10012
product price: 
$27.95
/ea
Keckley 5" Carbon Steel Wafer Check Valve DD2R-CS-361IX-500
Keckley

5" Carbon Steel Wafer Check Valve

Zoro # G1613431
Mfr # DD2R-CS-361IX-500
product price: 
$836.99
/ea
Smith-Cooper 1-1/4" Swing Check Valve 4347002840
Smith-Cooper

1-1/4" Swing Check Valve

Zoro # G6775610
Mfr # 4347002840
product price: 
$28.79
/ea
Jomar Valve 2" Solder Lead Free Brass Horizontal Check Valve S-501G
Jomar Valve

2" Solder Lead Free Brass Horizontal Check Valve

Zoro # G7054708
Mfr # S-501G
product price: 
$109.99
/ea
Jomar Valve Y-Pattern Check Valve, Threaded, Bronze Body, 3 in Pipe Size T-511
Jomar Valve

Y-Pattern Check Valve, Threaded, Bronze Body, 3 in Pipe Size

Zoro # G7129291
Mfr # T-511
product price: 
$637.99
/ea
Champion 8" Flanged Stainless Steel Wafer Check Valve 8SD15-SSVS-R
Champion

8" Flanged Stainless Steel Wafer Check Valve

Zoro # G7344088
Mfr # 8SD15-SSVS-R
product price: 
$1,694.99
/ea
Zoro Select Ball Check Valve, Model C, 1 in Pipe Size, FNPT, Inline, Kynar PVDF Body, Schedule 80 T65BC-V 1
Zoro Select

Ball Check Valve, Model C, 1 in Pipe Size, FNPT, Inline, Kynar PVDF Body, Schedule 80

Zoro # G1266072
Mfr # T65BC-V 1
product price: 
$627.99
/ea
Milwaukee Valve 1-1/2" Threaded Low Lead Bronze Spring Check Valve UP548T 1 1/2
Milwaukee Valve

1-1/2" Threaded Low Lead Bronze Spring Check Valve

Zoro # G2895584
Mfr # UP548T 1 1/2
product price: 
$139.99
/ea
Proline Series Swing Check Valve, 1/2 in FIP x 1/2 in FIP, Brass 101-003NL
Proline Series

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

Zoro # G615377464
Mfr # 101-003NL
product price: 
$12.59
/ea
Jomar Valve 1-1/4" NPT Lead Free Brass Spring Check Valve T-521G
Jomar Valve

1-1/4" NPT Lead Free Brass Spring Check Valve

Zoro # G7052888
Mfr # T-521G
product price: 
$70.49
/ea
Thrifco Plumbing Swing Check Valve, 2 in, Threaded, Brass 6415406
Thrifco Plumbing

Swing Check Valve, 2 in, Threaded, Brass

Zoro # G109549445
Mfr # 6415406
product price: 
$86.49
/ea
Apollo Valves 1-1/4" Press Lead Free Bronze Ball Cone Check Valve 61LF10601PR
Apollo Valves

1-1/4" Press Lead Free Bronze Ball Cone Check Valve

Zoro # G4676691
Mfr # 61LF10601PR
product price: 
$141.99
/ea
Legend Valve Ball Check Valve, S-655 Series, PVC, 2 in, Solvent x Solvent 201-288
Legend Valve

Ball Check Valve, S-655 Series, PVC, 2 in, Solvent x Solvent

Zoro # G1799624
Mfr # 201-288
product price: 
$95.39
/ea
Proline Series Swing Check Valve, 1-1/4 in FIP x 1-1/4 in FIP, Brass 101-006NL
Proline Series

Swing Check Valve, 1-1/4 in FIP x 1-1/4 in FIP, Brass

Zoro # G715377456
Mfr # 101-006NL
product price: 
$44.45
/ea
Legend Valve Check Valve, S-451, Sweat x Sweat, Brass Body, 1-1/2 in 105-207NL
Legend Valve

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

Zoro # G1765577
Mfr # 105-207NL
product price: 
$59.29
/ea
Keckley 12" Globe Check Valve, Connection Type: Flanged 12CG3R-CI-B2334
Keckley

12" Globe Check Valve, Connection Type: Flanged

Zoro # G3819781
Mfr # 12CG3R-CI-B2334
product price: 
$5,756.99
/ea
Discover Check Valve, Spring, 3-Piece, FNPT x FNPT, 2-1/2 in, 316 Stainless Steel 102711
Discover

Check Valve, Spring, 3-Piece, FNPT x FNPT, 2-1/2 in, 316 Stainless Steel

Zoro # G915879798
Mfr # 102711
product price: 
$198.99
/ea
Jomar Valve 1-1/2" Press Lead Free Brass Horizontal Check Valve P-501G
Jomar Valve

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

Zoro # G7094136
Mfr # P-501G
product price: 
$182.99
/ea
Keckley 4" Globe Check Valve, Body Material: Cast iron 4CG3R-CI-B2334
Keckley

4" Globe Check Valve, Body Material: Cast iron

Zoro # G3819720
Mfr # 4CG3R-CI-B2334
product price: 
$862.99
/ea
Watts Flow Check Valve, 1 In, FNPT, Cast Iron 2000 1"
Watts

Flow Check Valve, 1 In, FNPT, Cast Iron

Zoro # G0983762
Mfr # 2000 1"
product price: 
$119.99
/ea
Hammond Valve 1-1/2" Solder Brass Swing Check Valve 968 1 1/2
Hammond Valve

1-1/2" Solder Brass Swing Check Valve

Zoro # G1177416
Mfr # 968 1 1/2
product price: 
$173.99
/ea
Val-Matic 10" Flanged Cast Iron Silent Check Valve 1810A-DSY
Val-Matic

10" Flanged Cast Iron Silent Check Valve

Zoro # G0310003
Mfr # 1810A-DSY
product price: 
$3,648.99
/ea
Check Valves (3,500+ items) - Page 44
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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 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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