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
Close icon
Clipboard Icon Clipboard Icon Quick Order
User Headset Icon User Headset Icon Customer Service
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 7

Ssi 3" Wafer Flange Cast Iron Silent Check Valve 0300-125WCITM-T
Ssi

3" Wafer Flange Cast Iron Silent Check Valve

Zoro # G1201112
Mfr # 0300-125WCITM-T
product price:  $145.99
/ea
Ssi 2-1/2" Wafer Flange Cast Iron Silent Check Valve 0250-125WCIBM-T
Ssi

2-1/2" Wafer Flange Cast Iron Silent Check Valve

Zoro # G0663241
Mfr # 0250-125WCIBM-T
product price:  $80.15
/ea
Ssi 3" Wafer Flange Cast Iron Double Disc Check Valve 0300-125WTIBB-T
Ssi

3" Wafer Flange Cast Iron Double Disc Check Valve

Zoro # G3252593
Mfr # 0300-125WTIBB-T
product price:  $89.95
/ea
Milwaukee Valve 1-1/2" FNPT Bronze Swing Y Check Valve 507 1 1/2
Milwaukee Valve

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

Zoro # G1218524
Mfr # 507 1 1/2
product price:  $251.77
/ea
Campbell 1-1/4" FNPT Lead Free Brass Spring Check Valve 4032E
Campbell

1-1/4" FNPT Lead Free Brass Spring Check Valve

Zoro # G0578182
Mfr # 4032E
product price:  $81.29
/ea
Zoro Select Check Valve, 2.24 in Overall L 06H021N01012
Zoro Select

Check Valve, 2.24 in Overall L

Zoro # G605657347
Mfr # 06H021N01012
product price:  $26.29
/ea
Campbell 1-1/2" FNPT Low Lead Brass Spring Check Valve CV-6TLF
Campbell

1-1/2" FNPT Low Lead Brass Spring Check Valve

Zoro # G4744923
Mfr # CV-6TLF
product price:  $66.49
/ea
Apollo Valves 1-1/4" FNPT Bronze Ball Cone Spring Check Valve 6110601
Apollo Valves

1-1/4" FNPT Bronze Ball Cone Spring Check Valve

Zoro # G2637223
Mfr # 6110601
product price:  $103.99
/ea
Nds Swing Check Valve, 5.125 in Overall L 1520-12F
Nds

Swing Check Valve, 5.125 in Overall L

Zoro # G0377404
Mfr # 1520-12F
product price:  $24.49
/ea
Milwaukee Valve 1-1/2" FNPT Bronze Swing Y Check Valve 515Y 1 1/2"
Milwaukee Valve

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

Zoro # G4208617
Mfr # 515Y 1 1/2"
product price:  $234.41
/ea
Hayward Flow Control Check Valve, True Union, Ball, 1-1/2", CPVC/FPM, S/T TC20150ST
Hayward Flow Control

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

Zoro # G2747306
Mfr # TC20150ST
product price:  $200.99
/ea
Hayward Flow Control Check Valve, True Union, Ball, 3/4", PVC/FPM, S/T TC10075ST
Hayward Flow Control

Check Valve, True Union, Ball, 3/4", PVC/FPM, S/T

Zoro # G2521793
Mfr # TC10075ST
product price:  $69.69
/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:  $754.99
/ea
Campbell 1-1/2" FNPT Lead Free Brass Spring Check Valve 4033E
Campbell

1-1/2" FNPT Lead Free Brass Spring Check Valve

Zoro # G3259462
Mfr # 4033E
product price:  $111.99
/ea
Georg Fischer 1" Threaded Socket PVC/EPDM Spring Check Valve 161562104
Georg Fischer

1" Threaded Socket PVC/EPDM Spring Check Valve

Zoro # G4699536
Mfr # 161562104
product price:  $152.99
/ea
Bonomi 1-1/2" NPT Stainless Steel Spring Check Valve S800-11/2"
Bonomi

1-1/2" NPT Stainless Steel Spring Check Valve

Zoro # G3769197
Mfr # S800-11/2"
product price:  $202.99
/ea
Campbell Brady 3/4'' Acetal Polymer Spring-Loaded Check Valve SLC-75
Campbell

Brady 3/4'' Acetal Polymer Spring-Loaded Check Valve

Zoro # G121872156
Mfr # SLC-75
product price:  $10.99
/ea
Campbell Brady 1-1/2 In. Acetal Polymer Spring Loaded Check Valve SLC-150
Campbell

Brady 1-1/2 In. Acetal Polymer Spring Loaded Check Valve

Zoro # G611335826
Mfr # SLC-150
product price:  $35.59
/ea
Zoro Select 3/8" FNPT Stainless Steel Piston Spring Check Valve CHK SST 615-6F6F-F
Zoro Select

3/8" FNPT Stainless Steel Piston Spring Check Valve

Zoro # G2933183
Mfr # CHK SST 615-6F6F-F
product price:  $71.19
/ea
Zoro Select 1/4" MNPT Brass Piston Spring Check Valve CHK BRS 410-4M4M-B
Zoro Select

1/4" MNPT Brass Piston Spring Check Valve

Zoro # G1671415
Mfr # CHK BRS 410-4M4M-B
product price:  $20.39
/ea
Milwaukee Valve Swing Check Valve, 3.25 in Overall L 510T 1
Milwaukee Valve

Swing Check Valve, 3.25 in Overall L

Zoro # G0662593
Mfr # 510T 1
product price:  $114.63
/ea
Bonomi 1/2" NPT Stainless Steel Spring Check Valve S250-1/2"
Bonomi

1/2" NPT Stainless Steel Spring Check Valve

Zoro # G6047732
Mfr # S250-1/2"
product price:  $40.39
/ea
Viega 1/2" X 1/2" Press Low Lead Bronze Spring Check Valve 79035
Viega

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

Zoro # G3147155
Mfr # 79035
product price:  $33.99
/ea
Zoeller Check Valve with Union, 11.5 in Overall L 30-0103
Zoeller

Check Valve with Union, 11.5 in Overall L

Zoro # G0359913
Mfr # 30-0103
product price:  $56.29
/ea
Zoro Select 1/4" FNPT Brass Piston Spring Check Valve CHK BRS 415-4F4F-F
Zoro Select

1/4" FNPT Brass Piston Spring Check Valve

Zoro # G1925332
Mfr # CHK BRS 415-4F4F-F
product price:  $25.19
/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:  $16.79
/ea
Zoeller 2 in. PVC Union Quiet Check Valve with Ball Valve 30-0048
Zoeller

2 in. PVC Union Quiet Check Valve with Ball Valve

Zoro # G614916916
Mfr # 30-0048
product price:  $78.19
/ea
Smith-Cooper 2-1/2" Swing Check Valve 4347002870
Smith-Cooper

2-1/2" Swing Check Valve

Zoro # G6775723
Mfr # 4347002870
product price:  $73.49
/ea
Discover 1 in. Stainless Steel Spring Check Valve 102660
Discover

1 in. Stainless Steel Spring Check Valve

Zoro # G715879844
Mfr # 102660
product price:  $19.69
/ea
Legend Valve 1" T-611 PVC CHECK VALVE 203-105
Legend Valve

1" T-611 PVC CHECK VALVE

Zoro # G1769250
Mfr # 203-105
product price:  $11.99
/ea
Stenner PVC Injection Check Valve, 3/8", EDPM Se BC238-1
Stenner

PVC Injection Check Valve, 3/8", EDPM Se

Zoro # G8681148
Mfr # BC238-1
product price:  $42.99
/ea
Nds Swing Check Valve, 4.5938 in Overall L 1520-07F
Nds

Swing Check Valve, 4.5938 in Overall L

Zoro # G0665621
Mfr # 1520-07F
product price:  $16.55
/ea
Milwaukee Valve 1-1/2" Threaded Low Lead Bronze Spring Check Valve UP509 1 1/2
Milwaukee Valve

1-1/2" Threaded Low Lead Bronze Spring Check Valve

Zoro # G2577391
Mfr # UP509 1 1/2
product price:  $197.10
/ea
Hayward Flow Control Check Valve, True Union, Ball, 1", PVC/FPM, S/T TC10100ST
Hayward Flow Control

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

Zoro # G3032976
Mfr # TC10100ST
product price:  $88.39
/ea
Discover 1 in. Stainless Steel Swing Check Valve 316SS 102575
Discover

1 in. Stainless Steel Swing Check Valve 316SS

Zoro # G815879713
Mfr # 102575
product price:  $38.25
/ea
Proline Series 1-1/2 In. PVC Schedule 40 Spring Loaded Check Valve 101-107
Proline Series

1-1/2 In. PVC Schedule 40 Spring Loaded Check Valve

Zoro # G011360572
Mfr # 101-107
product price:  $17.29
/ea
Check Valves (3,500+ items) - Page 7
  • First
  • Previous
  • 7
    of 106 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 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

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