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Check Valves (3,500+ items) - Page 42

Zoro Select 1/8" FNPT Stainless Steel Piston Spring Check Valve CHK SST 215-2F2F-F
Zoro Select

1/8" FNPT Stainless Steel Piston Spring Check Valve

Zoro # G2120361
Mfr # CHK SST 215-2F2F-F
product price:  $47.49
/ea
Dayton 1-1/4" FIPT PVC Spring Check Valve 4RG67
Dayton

1-1/4" FIPT PVC Spring Check Valve

Zoro # G2006085
Mfr # 4RG67
product price:  $69.89
/ea
Chicago Valves And Controls 6", Stainless Steel Class 150 Flanged Swing Check Valve 41611060
Chicago Valves And Controls

6", Stainless Steel Class 150 Flanged Swing Check Valve

Zoro # G9160467
Mfr # 41611060
product price:  $3,359.99
/ea
Chicago Valves And Controls 6", Cast Steel Class 150 Flanged Swing Check Valve 41411060
Chicago Valves And Controls

6", Cast Steel Class 150 Flanged Swing Check Valve

Zoro # G9155217
Mfr # 41411060
product price:  $879.99
/ea
Milwaukee Valve 1-1/2" Solder Low Lead Bronze Spring Check Valve UP1548T 1 1/2
Milwaukee Valve

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

Zoro # G0285047
Mfr # UP1548T 1 1/2
product price:  $111.99
/ea
Asahi 6" PVC Wafer Check Valve 111205061
Asahi

6" PVC Wafer Check Valve

Zoro # G6195861
Mfr # 111205061
product price:  $1,317.99
/ea
Legend Valve 2" T-455 NL IPS IN-LINE CHECK 105-448NL
Legend Valve

2" T-455 NL IPS IN-LINE CHECK

Zoro # G1801119
Mfr # 105-448NL
product price:  $136.99
/ea
Plast-O-Matic 3" FNPT PVC Disc Check Valve CKS300VT-NC-PV
Plast-O-Matic

3" FNPT PVC Disc Check Valve

Zoro # G4127234
Mfr # CKS300VT-NC-PV
product price:  $694.99
/ea
Keckley 4" Wafer Check Valve, Body Material: Carbon Steel 4CW2R-CS-36336
Keckley

4" Wafer Check Valve, Body Material: Carbon Steel

Zoro # G3819291
Mfr # 4CW2R-CS-36336
product price:  $713.99
/ea
Milwaukee Valve 1" Sweat Low Lead Bronze Spring Check Valve UP1509 1
Milwaukee Valve

1" Sweat Low Lead Bronze Spring Check Valve

Zoro # G2256502
Mfr # UP1509 1
product price:  $131.99
/ea
Dayton 1-1/4" Slip PVC Spring Check Valve 4RG73
Dayton

1-1/4" Slip PVC Spring Check Valve

Zoro # G3099957
Mfr # 4RG73
product price:  $80.69
/ea
Resideo Circulating Pump Check Valve 1 1/4'' 62 Gpm 150 Psi Maximum Water Pressure PCV125
Resideo

Circulating Pump Check Valve 1 1/4'' 62 Gpm 150 Psi Maximum Water Pressure

Zoro # G210473950
Mfr # PCV125
product price:  $12.89
/ea
Taco INTERNAL FLOW CHECK VALVE 0011-018RP
Taco

INTERNAL FLOW CHECK VALVE

Zoro # G109254165
Mfr # 0011-018RP
product price:  $44.29
/ea
Dayton 2" Compression PVC Swing Check Valve 4RG89
Dayton

2" Compression PVC Swing Check Valve

Zoro # G1518851
Mfr # 4RG89
product price:  $200.99
/ea
Everflow FIP Swing Check Valve, Cast Brass 4" 210T004-NL
Everflow

FIP Swing Check Valve, Cast Brass 4"

Zoro # G201106898
Mfr # 210T004-NL
product price:  $284.99
/ea
Zoro Select 1/4" MNPT x FNPT Gray PVC Ball Cone Spring Check Valve PVC CHK 426-4M4F-F
Zoro Select

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

Zoro # G3019807
Mfr # PVC CHK 426-4M4F-F
product price:  $19.19
/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
Dixon Swing Check Valve, 1/2 in Nominal, FNPT End Style, Brass Body SWCV50
Dixon

Swing Check Valve, 1/2 in Nominal, FNPT End Style, Brass Body

Zoro # G308852209
Mfr # SWCV50
product price:  $22.75
/ea
Jomar Valve 3" NPT Brass Horizontal Check Valve T-501
Jomar Valve

3" NPT Brass Horizontal Check Valve

Zoro # G7048426
Mfr # T-501
product price:  $212.99
/ea
Wayland 2in SPRING LOADED CHECK VALVE - EPDM -316L W645MP-E-2
Wayland

2in SPRING LOADED CHECK VALVE - EPDM -316L

Zoro # G512506974
Mfr # W645MP-E-2
product price:  $255.99
/ea
Dixon 1" Brass Safety Check Valve, Connection Type: NPT SCVS8
Dixon

1" Brass Safety Check Valve, Connection Type: NPT

Zoro # G6554031
Mfr # SCVS8
product price:  $102.99
/ea
Zoro Select 1" FPT Kynar Ball Check Valve T65BC-V 1
Zoro Select

1" FPT Kynar Ball Check Valve

Zoro # G1266072
Mfr # T65BC-V 1
product price:  $597.99
/ea
Legend Valve Legend Valve 1-1/4in/1-1/2in S-614 PVC Check Valve - 203-237
Legend Valve

Legend Valve 1-1/4in/1-1/2in S-614 PVC Check Valve -

Zoro # G808588820
Mfr # 203-237
product price:  $24.99
/ea
Sold in mult. of 2 for $49.98
Hoke 6100 Series Ball Check Valves - 1/4in FNPT x  1/4in FNPT, 6000 PSI, -20 Deg. To 350 Deg.F 6133F4Y
Hoke

6100 Series Ball Check Valves - 1/4in FNPT x 1/4in FNPT, 6000 PSI, -20 Deg. To 350 Deg.F

Zoro # G616507235
Mfr # 6133F4Y
product price:  $161.99
/ea
Bonomi Double Door Check Valve NC150E-4
Bonomi

Double Door Check Valve

Zoro # G7565236
Mfr # NC150E-4
product price:  $146.99
/ea
Resideo Service Check Valve SCV-050
Resideo

Service Check Valve

Zoro # G510473957
Mfr # SCV-050
product price:  $25.89
/ea
American Valve Schedule 80 PVC True Union Ball Check Valve P460U 1 1/2''
American Valve

Schedule 80 PVC True Union Ball Check Valve

Zoro # G515189693
Mfr # P460U 1 1/2''
product price:  $106.99
/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:  $697.99
/ea
Champion 6" Flanged Carbon Steel Wafer Check Valve 6SD15-CSBS-R
Champion

6" Flanged Carbon Steel Wafer Check Valve

Zoro # G7344675
Mfr # 6SD15-CSBS-R
product price:  $664.99
/ea
Wayne WAYNE 66005-WYN Check Valve, 1-1/2 in Threaded, PVC 66005-WYN
Wayne

WAYNE 66005-WYN Check Valve, 1-1/2 in Threaded, PVC

Zoro # G504258126
Mfr # 66005-WYN
product price:  $19.89
/ea
Hayward Flow Control Check Valve, True Union, Ball, 1/2", PP/FPM, Threaded TC30050T
Hayward Flow Control

Check Valve, True Union, Ball, 1/2", PP/FPM, Threaded

Zoro # G2729571
Mfr # TC30050T
product price:  $113.99
/ea
Sloan Valve Etf470A Check Valve Kit 3365001
Sloan

Valve Etf470A Check Valve Kit

Zoro # G4494175
Mfr # 3365001
product price:  $51.45
/ea
Wilkins In-Line Single Check Valve, 1-40XL2 1-40XL2
Wilkins

In-Line Single Check Valve, 1-40XL2

Zoro # G8667749
Mfr # 1-40XL2
product price:  $207.99
/ea
Strataflo 2" FNPT No-Lead Brass Check Valve with Buna-S Rubber Poppet F300-200
Strataflo

2" FNPT No-Lead Brass Check Valve with Buna-S Rubber Poppet

Zoro # G604942888
Mfr # F300-200
product price:  $445.99
/ea
Strataflo 1-1/4" FNPT Brass Check Valve with Buna-S Rubber Poppet 300-125
Strataflo

1-1/4" FNPT Brass Check Valve with Buna-S Rubber Poppet

Zoro # G504988344
Mfr # 300-125
product price:  $170.99
/ea
Dixon Safety Check Valve, 3/4 in, MNPT, Brass Body SCVL6
Dixon

Safety Check Valve, 3/4 in, MNPT, Brass Body

Zoro # G209216803
Mfr # SCVL6
product price:  $114.99
/ea
Check Valves (3,500+ items) - Page 42
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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 FittingsCamlock FittingsBrass Pipe FittingsPush-to-Connect Tube Fittings
swagelok brassparker stainless steel filter1/2" npt stainless steel2" clear pvc1/2" inline check valve
flange mount check valve2" spring checkzoeller quiet check valve1" bronze ball valve1" dual check valve

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