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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 34

Pumpspy Silent Threaded Check Valve 1-1/2 CV-150T
Pumpspy

Silent Threaded Check Valve 1-1/2

Zoro # G009944265
Mfr # CV-150T
product price:  $18.45
/ea
Zoro Select Check Valve, 1/2", 316, Thrd 200 4373002120
Zoro Select

Check Valve, 1/2", 316, Thrd 200

Zoro # G1461630
Mfr # 4373002120
product price:  $47.99
/ea
Ez-Fluid 1/2in Threaded Swing Check Valve Brass EZSCT12
Ez-Fluid

1/2in Threaded Swing Check Valve Brass

Zoro # G313120850
Mfr # EZSCT12
product price:  $11.55
/ea
Conbraco Check Valve 61-102-01
Conbraco

Check Valve

Zoro # G315365693
Mfr # 61-102-01
product price:  $82.79
/ea
Midland Industries VALVE CHECK LIFT IN-L 1/2IN FNPT FGD BRS 944430
Midland Industries

VALVE CHECK LIFT IN-L 1/2IN FNPT FGD BRS

Zoro # G721700538
Mfr # 944430
original price:  $31.15 , new price: $27.89 , 10 percent off
10% off
new price:  $27.89
/ea
Midland Industries VALVE CHECK SWG 3/4IN FPT C85700 BRS 940353
Midland Industries

VALVE CHECK SWG 3/4IN FPT C85700 BRS

Zoro # G721701085
Mfr # 940353
product price:  $38.49
/ea
Campbell Brady 1'' Acetal Polymer Foot & Check Valve SFV100
Campbell

Brady 1'' Acetal Polymer Foot & Check Valve

Zoro # G721860713
Mfr # SFV100
product price:  $16.49
/ea
Zoeller 30-0043 2 in. PVC Quiet Check Valve; Clear 30-0043
Zoeller

30-0043 2 in. PVC Quiet Check Valve; Clear

Zoro # G204085022
Mfr # 30-0043
product price:  $76.49
/ea
Watts 1/2 in. MaxifloCheckVlvLF600 LdFr 0555175
Watts

1/2 in. MaxifloCheckVlvLF600 LdFr

Zoro # G109982129
Mfr # 0555175
product price:  $112.99
/ea
Track Usa 0.25 in. Check Valve Spring Style - Clear TR3323722
Track Usa

0.25 in. Check Valve Spring Style - Clear

Zoro # G211926936
Mfr # TR3323722
product price:  $46.75
/ea
Midland Industries VALVE CHECK LIFT IN-L 1/4IN FNPT FGD BRS 944428
Midland Industries

VALVE CHECK LIFT IN-L 1/4IN FNPT FGD BRS

Zoro # G321698976
Mfr # 944428
product price:  $34.79
/ea
Midland Industries VALVE CHECK LIFT IN-L 3/8IN FNPT FGD BRS 944429
Midland Industries

VALVE CHECK LIFT IN-L 3/8IN FNPT FGD BRS

Zoro # G121699043
Mfr # 944429
product price:  $47.19
/ea
Eat-In Quiet Union Check Valve White - 1.5 in. Inlet 40 psi 130 deg EA3526570
Eat-In

Quiet Union Check Valve White - 1.5 in. Inlet 40 psi 130 deg

Zoro # G111957580
Mfr # EA3526570
product price:  $55.69
/ea
Jomar Valve BrnzeY-Pattern Check Valve, NPT, 2" T-511
Jomar Valve

BrnzeY-Pattern Check Valve, NPT, 2"

Zoro # G7145525
Mfr # T-511
product price:  $220.99
/ea
Legend Valve 3/4" T-451 CHECK VALVE 105-104
Legend Valve

3/4" T-451 CHECK VALVE

Zoro # G1804558
Mfr # 105-104
product price:  $15.15
/ea
Legris 3/8" FNPT Stainless Steel Spring Check Valve PK2 4895 18 18
Legris

3/8" FNPT Stainless Steel Spring Check Valve PK2

Zoro # G0386915
Mfr # 4895 18 18
product price:  $244.99
/pk 2, $122.50/ea
Liberty Pumps Check valve, 2, rubber slip connections CV200
Liberty Pumps

Check valve, 2, rubber slip connections

Zoro # G215189597
Mfr # CV200
product price:  $29.39
/ea
Legend Valve 6" T-312 DI WAFER CHEK DI DISC 116-246
Legend Valve

6" T-312 DI WAFER CHEK DI DISC

Zoro # G1803596
Mfr # 116-246
product price:  $179.99
/ea
Parker Check Valve, 3.8125 in Overall L CV-1-6644
Parker

Check Valve, 3.8125 in Overall L

Zoro # G3120941
Mfr # CV-1-6644
product price:  $507.78
/ea
Vne 1-1/2" Stainless Steel Spring Check Valve 45C-61.5-V
Vne

1-1/2" Stainless Steel Spring Check Valve

Zoro # G4021543
Mfr # 45C-61.5-V
product price:  $254.99
/ea
Pumpspy Silent Inline Check Valve 2", Clear Bod CV-200
Pumpspy

Silent Inline Check Valve 2", Clear Bod

Zoro # G009944241
Mfr # CV-200
product price:  $31.39
/ea
Asahi Ball Check Valve, 3.4375 in Overall L 1213005
Asahi

Ball Check Valve, 3.4375 in Overall L

Zoro # G6162208
Mfr # 1213005
product price:  $62.29
/ea
Legend Valve 5" T-311 CAST IRON CHECK VLV 116-205
Legend Valve

5" T-311 CAST IRON CHECK VLV

Zoro # G1842890
Mfr # 116-205
product price:  $643.99
/ea
Keckley 3" Globe Check Valve, Max. Pressure: 275 psi at 100 Degrees F 3CG2R-36-36336
Keckley

3" Globe Check Valve, Max. Pressure: 275 psi at 100 Degrees F

Zoro # G3819529
Mfr # 3CG2R-36-36336
product price:  $1,497.99
/ea
Steel & Obrien 1-1/2" Tri-Clamp End Disk Type Check Vakve - 3.36" Long 316SS 45MP-1.5-CD-316
Steel & Obrien

1-1/2" Tri-Clamp End Disk Type Check Vakve - 3.36" Long 316SS

Zoro # G5412800
Mfr # 45MP-1.5-CD-316
product price:  $311.99
/ea
Everflow Press Swing Check Valve, Cast Brass 1" 400R001-NL
Everflow

Press Swing Check Valve, Cast Brass 1"

Zoro # G801106885
Mfr # 400R001-NL
product price:  $49.19
/ea
Keckley 12" Globe Check Valve, Max. Pressure: 720 psi at 100 Degrees F 12CG4R-36-36336
Keckley

12" Globe Check Valve, Max. Pressure: 720 psi at 100 Degrees F

Zoro # G3819921
Mfr # 12CG4R-36-36336
product price:  $16,433.99
/ea
Keckley 6" Wafer Check Valve, Body Material: Cast Stainless Steel 6CW2R-36-36336
Keckley

6" Wafer Check Valve, Body Material: Cast Stainless Steel

Zoro # G3819459
Mfr # 6CW2R-36-36336
product price:  $1,864.99
/ea
Nibco S413Y-Lf 2 Cxc 200 Cwp Check Ptfe Disc NJ740XD
Nibco

S413Y-Lf 2 Cxc 200 Cwp Check Ptfe Disc

Zoro # G414574354
Mfr # NJ740XD
product price:  $635.99
/ea
Milwaukee Valve 2" Solder Low Lead Bronze Spring Check Valve UP1548T 2
Milwaukee Valve

2" Solder Low Lead Bronze Spring Check Valve

Zoro # G1432435
Mfr # UP1548T 2
product price:  $169.99
/ea
Discover 2-1/2 in. 3 Piece Stainless Steel Spring Check Valve 102711
Discover

2-1/2 in. 3 Piece Stainless Steel Spring Check Valve

Zoro # G915879798
Mfr # 102711
product price:  $198.99
/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:  $385.99
/ea
Milwaukee Valve 3/4" Solder Bronze Swing Y Check Valve 1509Y 3/4"
Milwaukee Valve

3/4" Solder Bronze Swing Y Check Valve

Zoro # G4117303
Mfr # 1509Y 3/4"
product price:  $118.99
/ea
Sharpe Check Valve, 8.5 in Overall L 4371002010
Sharpe

Check Valve, 8.5 in Overall L

Zoro # G108258973
Mfr # 4371002010
product price:  $300.99
/ea
Legend Valve 1-1/4 P451 NO LEAD PRESS CHECK 105-006NL
Legend Valve

1-1/4 P451 NO LEAD PRESS CHECK

Zoro # G1789130
Mfr # 105-006NL
product price:  $79.89
/ea
Milwaukee Valve 1-1/2" Solder Bronze Swing Check Valve 1509 1-1/2"
Milwaukee Valve

1-1/2" Solder Bronze Swing Check Valve

Zoro # G2567083
Mfr # 1509 1-1/2"
product price:  $116.99
/ea
Check Valves (3,500+ items) - Page 34
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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 ValvesValve PartsSolenoid ValvesRelief ValvesPVC Pipe Fittings
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parker stainless steel filtercheck valve cpvc 1/2"3" cast iron trapstainless springs1/2" npt stainless steel
zoeller quiet check valveflange mount check valveplast-o-matic 2" ball valveswagelok brasscheck valve 1/8

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