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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 46

Bonomi 1-1/4" Sweat Brass Spring Check Valve 100712LF-1-1/4"
Bonomi

1-1/4" Sweat Brass Spring Check Valve

Zoro # G2011339
Mfr # 100712LF-1-1/4"
product price:  $71.69
/ea
Legend Valve 1/4" T-451 CHECK VALVE 105-101
Legend Valve

1/4" T-451 CHECK VALVE

Zoro # G1789937
Mfr # 105-101
product price:  $9.19
/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:  $714.99
/ea
Keckley 5" Wafer Check Valve, Length: 8-3/8" 5CW2R-CS-36336
Keckley

5" Wafer Check Valve, Length: 8-3/8"

Zoro # G3819212
Mfr # 5CW2R-CS-36336
product price:  $955.99
/ea
Sharpe Check Valve, 3.11 in Overall L 4371001430
Sharpe

Check Valve, 3.11 in Overall L

Zoro # G708258847
Mfr # 4371001430
product price:  $57.75
/ea
Sharpe Check Valve, 5.51 in Overall L 4371000770
Sharpe

Check Valve, 5.51 in Overall L

Zoro # G408259014
Mfr # 4371000770
product price:  $251.99
/ea
Milwaukee Valve Swing Check Valve, 2.5625 in Overall L 1509 1/2"
Milwaukee Valve

Swing Check Valve, 2.5625 in Overall L

Zoro # G2112695
Mfr # 1509 1/2"
product price:  $53.23
/ea
Legend Valve 2-1/2 T312 DI WAFER CK DI DISC 116-242
Legend Valve

2-1/2 T312 DI WAFER CK DI DISC

Zoro # G1849297
Mfr # 116-242
product price:  $56.65
/ea
Asahi Ball Check Valve, 3.8594 in Overall L 1213007
Asahi

Ball Check Valve, 3.8594 in Overall L

Zoro # G6162199
Mfr # 1213007
product price:  $74.69
/ea
Steel & Obrien 2-1/2" Tri-Clamp End Disk Type Check Vakve - 3.36" Long 316SS 45MP-2.5-CD-316
Steel & Obrien

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

Zoro # G5412861
Mfr # 45MP-2.5-CD-316
product price:  $361.99
/ea
Legend Valve 3/4" S-451 CHECK VALVE 105-204
Legend Valve

3/4" S-451 CHECK VALVE

Zoro # G1842927
Mfr # 105-204
product price:  $15.35
/ea
Legend Valve 1-1/2" PVC FOOT VALVE SCREEN 201-297
Legend Valve

1-1/2" PVC FOOT VALVE SCREEN

Zoro # G1787800
Mfr # 201-297
product price:  $36.15
/ea
Dayton 2" MNPT x FNPT Ductile Iron Spring Check Valve 4RK71
Dayton

2" MNPT x FNPT Ductile Iron Spring Check Valve

Zoro # G1662866
Mfr # 4RK71
product price:  $177.99
/ea
Chicago Valves And Controls 2-1/2", Cast Steel Class 150 Flanged Swing Check Valve 41411025
Chicago Valves And Controls

2-1/2", Cast Steel Class 150 Flanged Swing Check Valve

Zoro # G9155652
Mfr # 41411025
product price:  $341.99
/ea
No Product Image Available
Jaco

Check Valves, 1.41"L, 5/8" Sz, PK5

Zoro # G422577354
Mfr # CV-4-K
product price:  $76.89
/pk 5, $15.38/ea
Milwaukee Valve Swing Check Valve, 4.36 in Overall L UP0969000100
Milwaukee Valve

Swing Check Valve, 4.36 in Overall L

Zoro # G308413516
Mfr # UP0969000100
product price:  $66.59
/ea
Legend Valve 2-1/2" T-451 CHECK VALVE NL 105-109NL
Legend Valve

2-1/2" T-451 CHECK VALVE NL

Zoro # G1796149
Mfr # 105-109NL
product price:  $151.99
/ea
Milwaukee Valve Swing Y Check Valve, 2.25 in Overall L 508 1/4"
Milwaukee Valve

Swing Y Check Valve, 2.25 in Overall L

Zoro # G3201886
Mfr # 508 1/4"
product price:  $67.79
/ea
Sold in mult. of 10 for $677.90
Keckley Globe Check Valve, B62 Seat, 5" 5CG3R-CI-B2334
Keckley

Globe Check Valve, B62 Seat, 5"

Zoro # G3819757
Mfr # 5CG3R-CI-B2334
product price:  $993.99
/ea
Keckley 2" Globe Check Valve, Body Material: Cast Stainless Steel 2CG2R-36-36336
Keckley

2" Globe Check Valve, Body Material: Cast Stainless Steel

Zoro # G3819492
Mfr # 2CG2R-36-36336
product price:  $1,028.99
/ea
Sharpe Valves 1/2" Socket Forged Carbon Steel Piston Check Valve 4371001370
Sharpe Valves

1/2" Socket Forged Carbon Steel Piston Check Valve

Zoro # G2024556
Mfr # 4371001370
product price:  $67.39
/ea
American Valve Schedule 80 PVC Swing Check Valve Flanged P440F 2''
American Valve

Schedule 80 PVC Swing Check Valve Flanged

Zoro # G815189713
Mfr # P440F 2''
product price:  $516.99
/ea
Keckley Globe Check Valv, Cast Iron, B62 Seat, 8" 8CG1F-CI-B2334
Keckley

Globe Check Valv, Cast Iron, B62 Seat, 8"

Zoro # G3819617
Mfr # 8CG1F-CI-B2334
product price:  $1,916.99
/ea
Basiks Check Valve, PVC, 2", EPDM, Socket TBC360-200EPS-PV
Basiks

Check Valve, PVC, 2", EPDM, Socket

Zoro # G7194719
Mfr # TBC360-200EPS-PV
product price:  $79.15
/ea
Milwaukee Valve 1-1/4" Solder Low Lead Bronze Spring Check Valve UP1548T 1 1/4
Milwaukee Valve

1-1/4" Solder Low Lead Bronze Spring Check Valve

Zoro # G1559686
Mfr # UP1548T 1 1/4
product price:  $103.99
/ea
Jomar Valve 2" Solder Lead Free Brass Spring Check Valve S-521G
Jomar Valve

2" Solder Lead Free Brass Spring Check Valve

Zoro # G7124726
Mfr # S-521G
product price:  $124.99
/ea
Sharpe Check Valve 4371002040
Sharpe

Check Valve

Zoro # G208258972
Mfr # 4371002040
product price:  $930.99
/ea
Jomar Valve 4" NPT Brass Horizontal Check Valve T-501
Jomar Valve

4" NPT Brass Horizontal Check Valve

Zoro # G7031958
Mfr # T-501
product price:  $319.99
/ea
Jomar Valve 1-1/4" Press Lead Free Brass Horizontal Check Valve P-501G
Jomar Valve

1-1/4" Press Lead Free Brass Horizontal Check Valve

Zoro # G7158396
Mfr # P-501G
product price:  $116.99
/ea
Dixon 2" FNPT Brass Ball Cone Check Valve 61-108
Dixon

2" FNPT Brass Ball Cone Check Valve

Zoro # G6548641
Mfr # 61-108
product price:  $353.99
/ea
Jomar Valve 1/2" Solder Lead Free Brass Spring Check Valve S-521G
Jomar Valve

1/2" Solder Lead Free Brass Spring Check Valve

Zoro # G7040638
Mfr # S-521G
product price:  $19.99
/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
Thrifco Plumbing 1-1/2 Inch Threaded Spring Check Valve 6415184
Thrifco Plumbing

1-1/2 Inch Threaded Spring Check Valve

Zoro # G509547577
Mfr # 6415184
product price:  $15.69
/ea
Vne Ball Check Valve, 11 in Overall L EG45BY-62.0
Vne

Ball Check Valve, 11 in Overall L

Zoro # G708363275
Mfr # EG45BY-62.0
product price:  $1,010.99
/ea
Yih 1/2 In. 316 Swing Check Valve, 200 PSI, Stainless Steel VSC102-08
Yih

1/2 In. 316 Swing Check Valve, 200 PSI, Stainless Steel

Zoro # G708621122
Mfr # VSC102-08
product price:  $73.15
/ea
Champion 12" Flanged Stainless Steel Wafer Check Valve 12SD15-SSVS-R
Champion

12" Flanged Stainless Steel Wafer Check Valve

Zoro # G7344228
Mfr # 12SD15-SSVS-R
product price:  $2,692.99
/ea
Check Valves (3,500+ items) - Page 46
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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.

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3" cast iron trapflange mount check valve1/2" npt stainless steelzoeller quiet check valvecheck valve 1/8

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