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

Check Valves (3,500+ items) - Page 8

Smith-Cooper 3/4" Swing Check Valve 4347002820
Smith-Cooper

3/4" Swing Check Valve

Zoro # G6775653
Mfr # 4347002820
product price:  $10.39
/ea
Proline Series Check Valve, PVC, Solvent, 3/4" 101-604
Proline Series

Check Valve, PVC, Solvent, 3/4"

Zoro # G7817531
Mfr # 101-604
product price:  $4.15
/ea
Sold in mult. of 3 for $12.45
Zoro Select 1/4" MNPT x FNPT Brass Piston Spring Check Valve CHK BRS 410-4M4F-F
Zoro Select

1/4" MNPT x FNPT Brass Piston Spring Check Valve

Zoro # G1415303
Mfr # CHK BRS 410-4M4F-F
product price:  $22.19
/ea
Zoro Select 1/4" Barb White Nylon Ball Cone Spring Check Valve WN CHK 695-4B4B-F
Zoro Select

1/4" Barb White Nylon Ball Cone Spring Check Valve

Zoro # G2985272
Mfr # WN CHK 695-4B4B-F
product price:  $7.39
/ea
Steel & Obrien 3" Tri-Clamp End Disk Type Check Vakve - 3.36" Long 316SS 45MP-3-CD-316
Steel & Obrien

3" Tri-Clamp End Disk Type Check Vakve - 3.36" Long 316SS

Zoro # G5412852
Mfr # 45MP-3-CD-316
product price:  $631.99
/ea
Liberty Pumps 2" FNPT Cast Iron High Temp. Swing Check Valve HCV200
Liberty Pumps

2" FNPT Cast Iron High Temp. Swing Check Valve

Zoro # G3448496
Mfr # HCV200
product price:  $83.99
/ea
Sharpe Valves 2" FNPT Forged Carbon Steel Piston Check Valve 4371001560
Sharpe Valves

2" FNPT Forged Carbon Steel Piston Check Valve

Zoro # G1703861
Mfr # 4371001560
product price:  $326.99
/ea
Dixon 3" FNPT Brass Horizontal Swing Check Valve SWCV300
Dixon

3" FNPT Brass Horizontal Swing Check Valve

Zoro # G6549335
Mfr # SWCV300
product price:  $200.99
/ea
Watts 3/8" Male Flare Stainless Steel Dual Check Valve SD2-MF 3/8"
Watts

3/8" Male Flare Stainless Steel Dual Check Valve

Zoro # G3188096
Mfr # SD2-MF 3/8"
product price:  $240.10
/ea
Milwaukee Valve Swing Check Valve, 3.5625 in Overall L 509 1 1/4
Milwaukee Valve

Swing Check Valve, 3.5625 in Overall L

Zoro # G2431895
Mfr # 509 1 1/4
product price:  $112.58
/ea
Zoro Select Swing Check Valve, 6.4375 in Overall L 10F297
Zoro Select

Swing Check Valve, 6.4375 in Overall L

Zoro # G4261004
Mfr # 10F297
product price:  $444.99
/ea
Milwaukee Valve Swing Check Valve, 3.25 in Overall L 509 1
Milwaukee Valve

Swing Check Valve, 3.25 in Overall L

Zoro # G2746353
Mfr # 509 1
product price:  $80.86
/ea
Legend Valve 1/2" T-457 DUAL CHECK NO LEAD 115-103NL
Legend Valve

1/2" T-457 DUAL CHECK NO LEAD

Zoro # G1785719
Mfr # 115-103NL
product price:  $54.69
/ea
Watts 3/4" Press Brass Dual Check Valve 3/4 9DM2-PRESS
Watts

3/4" Press Brass Dual Check Valve

Zoro # G4016350
Mfr # 3/4 9DM2-PRESS
product price:  $162.99
/ea
Mecline Check Valve, 2.3281 in Overall L CV3-40038
Mecline

Check Valve, 2.3281 in Overall L

Zoro # G5529456
Mfr # CV3-40038
product price:  $33.49
/ea
Little Giant Pump Check Valve, Condensate, MNPT 599069
Little Giant Pump

Check Valve, Condensate, MNPT

Zoro # G1525501
Mfr # 599069
product price:  $12.39
/ea
Asahi Ball Check Valve, 6.7656 in Overall L 1210020
Asahi

Ball Check Valve, 6.7656 in Overall L

Zoro # G6162217
Mfr # 1210020
product price:  $164.99
/ea
Bonomi 1" NPT Stainless Steel Spring Check Valve S250-1"
Bonomi

1" NPT Stainless Steel Spring Check Valve

Zoro # G6031641
Mfr # S250-1"
product price:  $50.19
/ea
American Valve Schedule 80 PVC True Union Ball Check Valve P460U 2''
American Valve

Schedule 80 PVC True Union Ball Check Valve

Zoro # G315189725
Mfr # P460U 2''
product price:  $157.99
/ea
Zoro Select Swing Check Valve, 2.0625 in Overall L 10F322
Zoro Select

Swing Check Valve, 2.0625 in Overall L

Zoro # G4314563
Mfr # 10F322
product price:  $13.29
/ea
Drainage Industries 1-1/2 In. ABS Thermoplastic In-Line Sump Pump Check Valve CV01.5IN
Drainage Industries

1-1/2 In. ABS Thermoplastic In-Line Sump Pump Check Valve

Zoro # G711360568
Mfr # CV01.5IN
product price:  $17.49
/ea
Hayward Flow Control Check Valve, True Union, Ball, 1/2", CPVC/FPM, S/T TC20050ST
Hayward Flow Control

Check Valve, True Union, Ball, 1/2", CPVC/FPM, S/T

Zoro # G2472172
Mfr # TC20050ST
product price:  $81.45
/ea
Moen Check Valve Kit 162202
Moen

Check Valve Kit

Zoro # G201730833
Mfr # 162202
product price:  $24.25
/ea
Zoeller Check Valve 30-0257
Zoeller

Check Valve

Zoro # G600488175
Mfr # 30-0257
product price:  $75.79
/ea
Keckley 2-1/2" Cast Iron Wafer Check Valve DD1F-CI-34136-250
Keckley

2-1/2" Cast Iron Wafer Check Valve

Zoro # G1613230
Mfr # DD1F-CI-34136-250
product price:  $140.99
/ea
Apollo Valves 1-1/2" FNPT Lead Free Bronze Ball Cone Check Valve 61LF10701
Apollo Valves

1-1/2" FNPT Lead Free Bronze Ball Cone Check Valve

Zoro # G5151763
Mfr # 61LF10701
product price:  $167.99
/ea
Basiks Check Valve, PVC, 4", FKM, Socket TBC360-400VS-PV
Basiks

Check Valve, PVC, 4", FKM, Socket

Zoro # G7194798
Mfr # TBC360-400VS-PV
product price:  $486.99
/ea
Proline Series Check Valve, PVC, Solvent, 1" 101-605
Proline Series

Check Valve, PVC, Solvent, 1"

Zoro # G7817595
Mfr # 101-605
product price:  $6.79
/ea
Sold in mult. of 2 for $13.58
Milwaukee Valve 6" Flanged Cast Steel Swing Check Valve 1570 CB2 6"
Milwaukee Valve

6" Flanged Cast Steel Swing Check Valve

Zoro # G2045985
Mfr # 1570 CB2 6"
product price:  $1,162.99
/ea
Keckley 6" Stainless Steel Wafer Check Valve DD2R-36-364IX-600
Keckley

6" Stainless Steel Wafer Check Valve

Zoro # G1612865
Mfr # DD2R-36-364IX-600
product price:  $1,808.99
/ea
Brady Magic Plastics 2 in. D Slip PVC Quiet Check Valve 0823-20
Brady

Magic Plastics 2 in. D Slip PVC Quiet Check Valve

Zoro # G7702448
Mfr # 0823-20
product price:  $41.15
/ea
Campbell 3/4" FNPT Lead Free Brass Spring Check Valve 4030E
Campbell

3/4" FNPT Lead Free Brass Spring Check Valve

Zoro # G3005527
Mfr # 4030E
product price:  $44.15
/ea
Nds Swing Check Valve, 4.5938 in Overall L 1520-05F
Nds

Swing Check Valve, 4.5938 in Overall L

Zoro # G2702822
Mfr # 1520-05F
product price:  $15.19
/ea
Valterra Silent Clear Check Valve 1-1/2" 200-C15
Valterra

Silent Clear Check Valve 1-1/2"

Zoro # G9782674
Mfr # 200-C15
product price:  $24.99
/ea
Everflow Sump Pump Check Valve 2" SPCV22
Everflow

Sump Pump Check Valve 2"

Zoro # G401106902
Mfr # SPCV22
product price:  $28.95
/ea
Parker 1/4" A-LOK(R) Stainless Steel Instrumentation Check Valve 4A-C4L-10-SS
Parker

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

Zoro # G1087484
Mfr # 4A-C4L-10-SS
product price:  $125.99
/ea
Check Valves (3,500+ items) - Page 8
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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
flange mount check valvecheck valve control check2.5 inch check valve3" cast iron trapzoeller quiet check valve
check valve 1/8swagelok brassplast-o-matic 2" ball valvestainless springsin tank check valve

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