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  1. Home
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  3. Plumbing
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  5. Pipes, Valves & Fittings
  6. /
  7. Valves
  8. /
  9. Check Valves

Check Valves (3,500+ items) - Page 16

Legris 1/2" FNPT Stainless Steel Spring Check Valve PK2 4895 22 22
Legris

1/2" FNPT Stainless Steel Spring Check Valve PK2

Zoro # G2373025
Mfr # 4895 22 22
product price:  $271.99
/pk 2, $136.00/ea
Ham-Let Instrumentation Check Valve H-400-SS-L-1/2-1/3PSI
Ham-Let

Instrumentation Check Valve

Zoro # G308258872
Mfr # H-400-SS-L-1/2-1/3PSI
product price:  $151.99
/ea
Hayward Flow Control Check Valve, True Union, Ball, 2-1/2", CPVC/EPDM, Socket TC2250SE
Hayward Flow Control

Check Valve, True Union, Ball, 2-1/2", CPVC/EPDM, Socket

Zoro # G1227292
Mfr # TC2250SE
product price:  $693.18
/ea
Milwaukee Valve 1-1/2" FNPT Bronze Swing Y Check Valve 508 1-1/2"
Milwaukee Valve

1-1/2" FNPT Bronze Swing Y Check Valve

Zoro # G0963873
Mfr # 508 1-1/2"
product price:  $234.39
/ea
Milwaukee Valve Swing Y Check Valve, 4.25 in Overall L 1509Y 1"
Milwaukee Valve

Swing Y Check Valve, 4.25 in Overall L

Zoro # G4085216
Mfr # 1509Y 1"
product price:  $193.99
/ea
Vne Spring Check Valve, 5.0625 in Overall L 45C-62.0-V
Vne

Spring Check Valve, 5.0625 in Overall L

Zoro # G3995022
Mfr # 45C-62.0-V
product price:  $334.99
/ea
Campbell Brady 1 In. Acetal Polymer Spring Loaded Check Valve SLC-100
Campbell

Brady 1 In. Acetal Polymer Spring Loaded Check Valve

Zoro # G711335726
Mfr # SLC-100
product price:  $19.62
/ea
H2Flow Controls FV-3 3 in. Flowvis Complete Flow Meter with GPM Scale FV-3
H2Flow Controls

FV-3 3 in. Flowvis Complete Flow Meter with GPM Scale

Zoro # G103993183
Mfr # FV-3
product price:  $613.99
/ea
Dixon Safety Check Valve, 3/4", 112-128SCFM SCVR6
Dixon

Safety Check Valve, 3/4", 112-128SCFM

Zoro # G6555851
Mfr # SCVR6
product price:  $103.99
/ea
Legend Valve 3/4" T-457 DUAL CHECK NO LEAD 115-104NL
Legend Valve

3/4" T-457 DUAL CHECK NO LEAD

Zoro # G1806046
Mfr # 115-104NL
product price:  $62.15
/ea
Apollo Valves 1/2" Press Lead Free Bronze Swing Check Valve 61YLF203T1PR
Apollo Valves

1/2" Press Lead Free Bronze Swing Check Valve

Zoro # G4681564
Mfr # 61YLF203T1PR
product price:  $105.99
/ea
Wilkins Dual Check Valve, Bronze, 3/4", FNPT 34UFX34F-700XL
Wilkins

Dual Check Valve, Bronze, 3/4", FNPT

Zoro # G4461073
Mfr # 34UFX34F-700XL
product price:  $111.99
/ea
Zoro Select Swing Check Valve, 3.2188 in Overall L 10F325
Zoro Select

Swing Check Valve, 3.2188 in Overall L

Zoro # G4259001
Mfr # 10F325
product price:  $45.99
/ea
Little Giant Pump Check Valve, Condensate Pumps 599058
Little Giant Pump

Check Valve, Condensate Pumps

Zoro # G404105025
Mfr # 599058
product price:  $15.69
/ea
Stenner PVC Injection Check Valve, 3/8", FKM Seat BC038-1
Stenner

PVC Injection Check Valve, 3/8", FKM Seat

Zoro # G8682478
Mfr # BC038-1
product price:  $90.19
/ea
Everflow FIP Swing Check Valve, Cast Brass 3" 210T003-NL
Everflow

FIP Swing Check Valve, Cast Brass 3"

Zoro # G301106880
Mfr # 210T003-NL
product price:  $189.99
/ea
Legend Valve 1" S-655 PVC BALL CHECK 201-285
Legend Valve

1" S-655 PVC BALL CHECK

Zoro # G1790068
Mfr # 201-285
product price:  $38.89
/ea
Legend Valve 1" T-453 Y-PTN CHECK VALVE 105-305
Legend Valve

1" T-453 Y-PTN CHECK VALVE

Zoro # G1785877
Mfr # 105-305
product price:  $43.25
/ea
Legend Valve 3/4" T-451 NO LEAD CHECK VALVE 105-104NL
Legend Valve

3/4" T-451 NO LEAD CHECK VALVE

Zoro # G1810060
Mfr # 105-104NL
product price:  $19.99
/ea
Legend Valve 3/4" T-453 NL Y-PTN CHECK VALV 105-304NL
Legend Valve

3/4" T-453 NL Y-PTN CHECK VALV

Zoro # G1854206
Mfr # 105-304NL
product price:  $44.49
/ea
Discover 1/2 in. Stainless Steel Swing Check Valve 316SS 102573
Discover

1/2 in. Stainless Steel Swing Check Valve 316SS

Zoro # G215879740
Mfr # 102573
product price:  $21.45
/ea
Jomar Valve 3/4" NPT Lead Free Brass Horizontal Check Valve T-501G
Jomar Valve

3/4" NPT Lead Free Brass Horizontal Check Valve

Zoro # G7135138
Mfr # T-501G
product price:  $24.69
/ea
Legend Valve 3" T-451 CHECK VALVE 105-110
Legend Valve

3" T-451 CHECK VALVE

Zoro # G1796550
Mfr # 105-110
product price:  $198.99
/ea
Legend Valve 1" T-455 NL IPS IN-LINE CHECK 105-445NL
Legend Valve

1" T-455 NL IPS IN-LINE CHECK

Zoro # G1769226
Mfr # 105-445NL
product price:  $51.26
/ea
Legend Valve 1" T-451 CHECK VALVE 105-105
Legend Valve

1" T-451 CHECK VALVE

Zoro # G1762567
Mfr # 105-105
product price:  $19.79
/ea
Parker 3/8" Push x 1/4" MNPT Kynar Check Valve FB6MCVC4-HBLK-05
Parker

3/8" Push x 1/4" MNPT Kynar Check Valve

Zoro # G4397145
Mfr # FB6MCVC4-HBLK-05
product price:  $21.19
/ea
Zoro Select Swing Check Valve, 10.25 in Overall L SCOV110
Zoro Select

Swing Check Valve, 10.25 in Overall L

Zoro # G2358221
Mfr # SCOV110
product price:  $939.99
/ea
Watts 3/8" FNPT Bronze Dual Check Valve 3/8 LF7
Watts

3/8" FNPT Bronze Dual Check Valve

Zoro # G5276363
Mfr # 3/8 LF7
product price:  $247.37
/ea
Zoro Select 1/8" Barb White Nylon Ball Cone Spring Check Valve WN CHK 695-2B2B-F
Zoro Select

1/8" Barb White Nylon Ball Cone Spring Check Valve

Zoro # G1220441
Mfr # WN CHK 695-2B2B-F
product price:  $8.39
/ea
Banjo Check Valve, 3 in Overall L MCV220
Banjo

Check Valve, 3 in Overall L

Zoro # G908446433
Mfr # MCV220
product price:  $24.29
/ea
Ssi 4" Wafer Flange Cast Iron Silent Check Valve 0400-125WCITM-T
Ssi

4" Wafer Flange Cast Iron Silent Check Valve

Zoro # G1442926
Mfr # 0400-125WCITM-T
product price:  $356.99
/ea
Smc 1/4" One-Touch Fitting Check Valve AKH07B-N02S
Smc

1/4" One-Touch Fitting Check Valve

Zoro # G5001845
Mfr # AKH07B-N02S
product price:  $13.53
/ea
Sanitube T316 Check Valve, 3" Clamp TCCV-300
Sanitube

T316 Check Valve, 3" Clamp

Zoro # G0189918
Mfr # TCCV-300
product price:  $653.99
/ea
Wilkins High Capacity Dual Check Valve, 114UFX114 114UFX114F-700XLFP
Wilkins

High Capacity Dual Check Valve, 114UFX114

Zoro # G8668175
Mfr # 114UFX114F-700XLFP
product price:  $295.99
/ea
Alfa Laval Service Kit LKC-2 Check Valve 2 EPDM 9611924007
Alfa Laval

Service Kit LKC-2 Check Valve 2 EPDM

Zoro # G910081462
Mfr # 9611924007
product price:  $72.45
/ea
Campbell Brady 1'' Acetal Polymer Spring Loaded Check Valve SLC-100
Campbell

Brady 1'' Acetal Polymer Spring Loaded Check Valve

Zoro # G421871453
Mfr # SLC-100
product price:  $12.99
/ea
Check Valves (3,500+ items) - Page 16
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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 FittingsPipe & Tube Clamps
1/2" npt stainless steelstainless springs2.5 inch check valveswagelok brassplast-o-matic 2" ball valve
in tank check valveflange mount check valvecheck valve 1/8parker stainless steel filtercheck valve control check

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