Featured Categories

  • Tools & Machining
  • Shipping, Packaging & Office Supplies
  • Plumbing
  • Safety

Shop Categories

  • Abrasives & Polishers
  • Adhesives & Tapes
  • Electrical Supplies
  • Electronics
  • Fasteners
  • Food Service & Restaurant Supplies
  • Furniture, Linens & Decor
  • Grounds & Outdoor
  • Hardware & Building Materials
  • Heating & Cooling
  • Janitorial & Cleaning Supplies
  • Lab Equipment & Supplies
  • Lighting
  • Material Handling
  • Medical & Personal Care
  • Paint, Coatings & Supplies
  • Plumbing
  • Power Transmission
  • Pumps
  • Raw Materials
  • Safety
  • Shipping, Packaging & Office Supplies
  • Storage & Workspace
  • Test Instruments & Gauges
  • Tools & Machining
  • Vehicle Maintenance
  • Welding, Soldering & Brazing
  • About Us
  • Deals
  • Contact Us

Added to Cart

Skip to Main Content Accessibility Statement
FREE SHIPPING on orders over $50 after you . Restrictions Apply
Zoro Homepage
Clipboard Icon Clipboard Icon Quick Order
User Headset Icon User Headset Icon Support
0
0
Cart

  • Low prices on everyday needs. Shop Zoro Select
  • Don't miss these limited time offers. Shop All Deals
  • Get 30 days to pay with Net 30. Apply Now
  1. Home
  2. /
  3. Plumbing
  4. /
  5. Pipes, Valves & Fittings
  6. /
  7. Valves
  8. /
  9. Check Valves

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

Hayward Flow Control Check Valve, True Union, Ball, 3/8", PVC/FPM, Threaded TC10037T
Hayward Flow Control

Check Valve, True Union, Ball, 3/8", PVC/FPM, Threaded

Zoro # G1045387
Mfr # TC10037T
product price: 
$49.59
/ea
Keckley 3" Stainless Steel Wafer Check Valve DD2R-36-364IX-300
Keckley

3" Stainless Steel Wafer Check Valve

Zoro # G1612235
Mfr # DD2R-36-364IX-300
product price: 
$897.99
/ea
Viega 3/4" X 3/4" Press Low Lead Bronze Spring Check Valve 79040
Viega

3/4" X 3/4" Press Low Lead Bronze Spring Check Valve

Zoro # G2517681
Mfr # 79040
product price: 
$42.49
/ea
Keckley Wafer Check Valve, 2 in Pipe Size, Carbon Steel Body, 316 Stainless Steel Seat 2CW2R-CS-36336
Keckley

Wafer Check Valve, 2 in Pipe Size, Carbon Steel Body, 316 Stainless Steel Seat

Zoro # G3819328
Mfr # 2CW2R-CS-36336
product price: 
$464.99
/ea
Bonomi 1" NPT Brass Spring Check Valve 100012LF-1"
Bonomi

1" NPT Brass Spring Check Valve

Zoro # G2011436
Mfr # 100012LF-1"
product price: 
$28.75
/ea
Zoro Select Swing Check Valve, Inline, 2 in, FNPT x FNPT, Bronze Body 10F306
Zoro Select

Swing Check Valve, Inline, 2 in, FNPT x FNPT, Bronze Body

Zoro # G4275774
Mfr # 10F306
product price: 
$146.99
/ea
Zoro Select Swing Check Valve, Inline, 1 in, FNPT x FNPT, Bronze 10F303
Zoro Select

Swing Check Valve, Inline, 1 in, FNPT x FNPT, Bronze

Zoro # G4260234
Mfr # 10F303
product price: 
$47.55
/ea
Legend Valve Inline Check Valve, T-455 NL, 1 in, FNPT x FNPT, Bronze 105-445NL
Legend Valve

Inline Check Valve, T-455 NL, 1 in, FNPT x FNPT, Bronze

Zoro # G1769226
Mfr # 105-445NL
product price: 
$51.25
/ea
Zoro Select 1/4" Barb Polypropylene Ball Cone Spring Check Valve PP CHK 695-4B4B-B
Zoro Select

1/4" Barb Polypropylene Ball Cone Spring Check Valve

Zoro # G1938903
Mfr # PP CHK 695-4B4B-B
product price: 
$8.39
/ea
Zoro Select Swing Check Valve, Inline, 1/2 in, FNPT x FNPT, Bronze Body, 2.2 in Overall L 10F301
Zoro Select

Swing Check Valve, Inline, 1/2 in, FNPT x FNPT, Bronze Body, 2.2 in Overall L

Zoro # G4284576
Mfr # 10F301
product price: 
$23.99
/ea
Zoro Select 3/8" FNPT Brass Piston Spring Check Valve CHK BRS 615-6F6F-F
Zoro Select

3/8" FNPT Brass Piston Spring Check Valve

Zoro # G1535143
Mfr # CHK BRS 615-6F6F-F
product price: 
$35.89
/ea
Bonomi 3/4" NPT Brass Spring Check Valve 100012LF-3/4"
Bonomi

3/4" NPT Brass Spring Check Valve

Zoro # G2011445
Mfr # 100012LF-3/4"
product price: 
$22.95
/ea
Bonomi 1-1/2" NPT Brass Spring Check Valve 100012LF-1-1/2"
Bonomi

1-1/2" NPT Brass Spring Check Valve

Zoro # G2011418
Mfr # 100012LF-1-1/2"
product price: 
$83.15
/ea
Bonomi 2" NPT Stainless Steel Spring Check Valve S800-2"
Bonomi

2" NPT Stainless Steel Spring Check Valve

Zoro # G3769188
Mfr # S800-2"
product price: 
$266.99
/ea
Zoeller Quiet Check Valve with Ball Valve, Union Connection, PVC Body, 2 in Pipe Size 30-0048
Zoeller

Quiet Check Valve with Ball Valve, Union Connection, PVC Body, 2 in Pipe Size

Zoro # G614916916
Mfr # 30-0048
product price: 
$78.19
/ea
Milwaukee Valve Swing Check Valve, 509 Series, 1 1/4 in, FNPT x FNPT, Bronze Body 509 1 1/4
Milwaukee Valve

Swing Check Valve, 509 Series, 1 1/4 in, FNPT x FNPT, Bronze Body

Zoro # G2431895
Mfr # 509 1 1/4
product price: 
$112.58
/ea
Hayward Flow Control Check Valve, True Union, Ball, 3/4", CPVC/EPDM, S/T TC20075STE
Hayward Flow Control

Check Valve, True Union, Ball, 3/4", CPVC/EPDM, S/T

Zoro # G1008147
Mfr # TC20075STE
product price: 
$97.19
/ea
Zoro Select Swing Check Valve, Inline, 2-1/2 in, FNPT x FNPT, Bronze Body 10F296
Zoro Select

Swing Check Valve, Inline, 2-1/2 in, FNPT x FNPT, Bronze Body

Zoro # G4263603
Mfr # 10F296
product price: 
$197.99
/ea
Viega 1-1/2" X 1-1/2" Press Low Lead Bronze Spring Check Valve 79055
Viega

1-1/2" X 1-1/2" Press Low Lead Bronze Spring Check Valve

Zoro # G3171086
Mfr # 79055
product price: 
$95.89
/ea
Nds Swing Check Valve, Inline, 1 1/4 in, FNPT x FNPT, PVC Body, 5 1/8 in Overall L 1520-12F
Nds

Swing Check Valve, Inline, 1 1/4 in, FNPT x FNPT, PVC Body, 5 1/8 in Overall L

Zoro # G0377404
Mfr # 1520-12F
product price: 
$35.15
/ea
Zoro Select Swing Check Valve, Inline, 1/2 in, FNPT x FNPT, Brass Body 10F322
Zoro Select

Swing Check Valve, Inline, 1/2 in, FNPT x FNPT, Brass Body

Zoro # G4314563
Mfr # 10F322
product price: 
$13.29
/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
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
Proline Series Check Valve, 3/4 in Pipe Size, Solvent Connection, PVC Body 101-604
Proline Series

Check Valve, 3/4 in Pipe Size, Solvent Connection, PVC Body

Zoro # G7817531
Mfr # 101-604
product price: 
$4.15
/ea
Sold in mult. of 3 for $12.45
Zoro Select Swing Check Valve, 3 in, FNPT x FNPT, Bronze Body, Inline 10F297
Zoro Select

Swing Check Valve, 3 in, FNPT x FNPT, Bronze Body, Inline

Zoro # G4261004
Mfr # 10F297
product price: 
$452.99
/ea
Keckley 2" Stainless Steel Wafer Check Valve DD2R-36-364IX-200
Keckley

2" Stainless Steel Wafer Check Valve

Zoro # G1612418
Mfr # DD2R-36-364IX-200
product price: 
$611.99
/ea
Legend Valve Check Valve, 1 in, FNPT x FNPT, Stainless Steel 203-105
Legend Valve

Check Valve, 1 in, FNPT x FNPT, Stainless Steel

Zoro # G1769250
Mfr # 203-105
product price: 
$12.59
/ea
Dixon 3" FNPT Brass Horizontal Swing Check Valve SWCV300
Dixon

3" FNPT Brass Horizontal Swing Check Valve

Zoro # G6549335
Mfr # SWCV300
product price: 
$204.99
/ea
Watts Dual Check Backflow Preventer, 1 in, Bronze LF7RU2-2 1
Watts

Dual Check Backflow Preventer, 1 in, Bronze

Zoro # G911360559
Mfr # LF7RU2-2 1
product price: 
$108.99
/ea
Pumpspy Silent Inline Check Valve, Clear, 1-1/2 in CV-150
Pumpspy

Silent Inline Check Valve, Clear, 1-1/2 in

Zoro # G909944266
Mfr # CV-150
product price: 
$24.49
/ea
Smith-Cooper Check Valve, 2 in Pipe Size, Threaded, 316 Stainless Steel Body, 200 WOG 4373002170
Smith-Cooper

Check Valve, 2 in Pipe Size, Threaded, 316 Stainless Steel Body, 200 WOG

Zoro # G1461813
Mfr # 4373002170
product price: 
$159.99
/ea
Discover Spring Check Valve, 2 in, FNPT x FNPT, Stainless Steel 102663
Discover

Spring Check Valve, 2 in, FNPT x FNPT, Stainless Steel

Zoro # G415879717
Mfr # 102663
product price: 
$50.39
/ea
Discover Swing Check Valve, 1/2 in, FNPT x FNPT, 316 Stainless Steel 102573
Discover

Swing Check Valve, 1/2 in, FNPT x FNPT, 316 Stainless Steel

Zoro # G215879740
Mfr # 102573
product price: 
$21.45
/ea
Dixon 1/2" FNPT Brass Spring Loaded Check Valve CV050
Dixon

1/2" FNPT Brass Spring Loaded Check Valve

Zoro # G6548276
Mfr # CV050
product price: 
$17.29
/ea
Nds Swing Check Valve, Inline, 1/2 in Pipe Size, Socket x Socket, PVC Body 1520-05
Nds

Swing Check Valve, Inline, 1/2 in Pipe Size, Socket x Socket, PVC Body

Zoro # G2132916
Mfr # 1520-05
product price: 
$14.99
/ea
Milwaukee Valve Check Valve, 509Y Series, Y Swing, 1/4 in Pipe Size, FNPT x FNPT, Bronze 509Y 1/4"
Milwaukee Valve

Check Valve, 509Y Series, Y Swing, 1/4 in Pipe Size, FNPT x FNPT, Bronze

Zoro # G4140692
Mfr # 509Y 1/4"
product price: 
$62.99
/ea
Check Valves (3,500+ items) - Page 8
  • First
  • Previous
  • 8
    of 111 pages
  • Next
  • Last
How was your search?

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 FittingsPush-to-Connect Tube FittingsCamlock Fittings
1/2 inch check valves1/2" pvc check valves3/4" swing check valves2" flanged check valves4" wafer check valves
1-1/2" swing check valves1/4 inch check valves3/4" pvc check valves3" brass check valves1-1/2" inline check valves

Sign up and save

Take 10% off your next order when you sign up for Zoro emails. Subscribe now to receive your promo code via email.

Follow us

  • Facebook
  • YouTube
  • LinkedIn
  • Instagram
Every part plays a part

Information

  • About Us
  • Accessibility
  • Careers
  • Inclusion
  • Giving Back
  • Resource Hub
  • Returns
  • Shipping

Shopping

  • Brands
  • Collections
  • My Account
  • Payments
  • Deals
  • Sitemap
  • Track My Order

Services

  • Customer Service
  • FAQs
  • Net 30 Terms
  • Reseller Program
  • Sell on Zoro
  • Participate in Research
  • Tax Exemption

Zoro, Inc

Connect

Customer service from real people

  • Phone: (855) 289-9676
  • Contact Us

© 2011-2026 Zoro Tools, Inc. All rights reserved.
  • Terms & Conditions
  • Terms of Access
  • Privacy Policy
Zoro, Inc