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
  • Promo Codes
  • Contact Us
Added to Cart
Skip to Main Content
FREE Shipping on orders over $50 after you . Restrictions Apply
Zoro Homepage
Close icon
Clipboard Icon Clipboard Icon Quick Order
Cart Icon
0
Cart Icon
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
Search Feedback

Check Valves (3,500+ items) - Page 45

Bonomi Double Door Check Valve NC150E-6
Bonomi

Double Door Check Valve

Zoro # G7565251
Mfr # NC150E-6
product price:  $286.99
/ea
Jomar Valve 2" NPT Lead Free Bronze Y Check Valve T-511G
Jomar Valve

2" NPT Lead Free Bronze Y Check Valve

Zoro # G7164781
Mfr # T-511G
product price:  $261.99
/ea
Asahi 8 PP FLG SWING CHECK VALVE FKM 1207080
Asahi

8 PP FLG SWING CHECK VALVE FKM

Zoro # G713788063
Mfr # 1207080
product price:  $11,339.99
/ea
Hoke 6100 Series Ball Check Valves - 1/4in MNPT x 1/4in MNPT, 6000 PSI, -20 Deg. To 350 Deg.F 6133M4Y
Hoke

6100 Series Ball Check Valves - 1/4in MNPT x 1/4in MNPT, 6000 PSI, -20 Deg. To 350 Deg.F

Zoro # G416507152
Mfr # 6133M4Y
product price:  $151.99
/ea
Chicago Valves And Controls 2", Stainless Steel 200 WOG Threaded Swing Check Valve 4266TE020
Chicago Valves And Controls

2", Stainless Steel 200 WOG Threaded Swing Check Valve

Zoro # G9155987
Mfr # 4266TE020
product price:  $217.99
/ea
Steel & Obrien 1/2" Tri-Clamp End Disk Type Check Vakve - 2.70" Long 316SS 45MP-.50-CD-316
Steel & Obrien

1/2" Tri-Clamp End Disk Type Check Vakve - 2.70" Long 316SS

Zoro # G5411419
Mfr # 45MP-.50-CD-316
product price:  $145.99
/ea
Magic 2" Slip PVC Silent Check Valve B-0823-20
Magic

2" Slip PVC Silent Check Valve

Zoro # G2364385
Mfr # B-0823-20
product price:  $44.19
/ea
Conbraco Check Valve 61-101-01
Conbraco

Check Valve

Zoro # G415365586
Mfr # 61-101-01
product price:  $86.35
/ea
Dixon 3" Stainless Steel Y-Ball Check Valve B45BY-R300
Dixon

3" Stainless Steel Y-Ball Check Valve

Zoro # G6544295
Mfr # B45BY-R300
product price:  $1,459.99
/ea
Dixon 3/8" FNPT Stainless Steel Ball Cone Check Valve 62-102
Dixon

3/8" FNPT Stainless Steel Ball Cone Check Valve

Zoro # G6556621
Mfr # 62-102
product price:  $120.99
/ea
Dixon Air Blow Check Valve, 4 in, FNPT, 316L Stainless Steel Body, EPDM Softgoods B45BC-R400
Dixon

Air Blow Check Valve, 4 in, FNPT, 316L Stainless Steel Body, EPDM Softgoods

Zoro # G209216858
Mfr # B45BC-R400
product price:  $477.99
/ea
Camozzi Series 2 Valve, 3/2-Way Nc, Cartridge #5/32" OD, , Plunger, Spring Return 234-945
Camozzi

Series 2 Valve, 3/2-Way Nc, Cartridge #5/32" OD, , Plunger, Spring Return

Zoro # G906693181
Mfr # 234-945
product price:  $54.45
/ea
Hayward Flow Control Check Valve, True Union, Ball, 2-1/2", PVC/FPM, Socket TC1250S
Hayward Flow Control

Check Valve, True Union, Ball, 2-1/2", PVC/FPM, Socket

Zoro # G2164154
Mfr # TC1250S
product price:  $406.99
/ea
Keckley 12" Wafer Check Valve, Length: 19-1/4" 12CW2R-CS-36336
Keckley

12" Wafer Check Valve, Length: 19-1/4"

Zoro # G3819300
Mfr # 12CW2R-CS-36336
product price:  $6,066.99
/ea
Legend Valve 1-1/2" S-453 Y-PTN CHECK VALVE 105-407
Legend Valve

1-1/2" S-453 Y-PTN CHECK VALVE

Zoro # G1780870
Mfr # 105-407
product price:  $71.45
/ea
Keckley 10" Globe Check Valve 10CG2R-36-36336
Keckley

10" Globe Check Valve

Zoro # G3819851
Mfr # 10CG2R-36-36336
product price:  $7,774.99
/ea
Dayton 1/2" Slip PVC Spring Check Valve 4RG70
Dayton

1/2" Slip PVC Spring Check Valve

Zoro # G0617924
Mfr # 4RG70
product price:  $53.59
/ea
Hands On 600-8160 Check Valve Assembly HA2526335
Hands On

600-8160 Check Valve Assembly

Zoro # G311859981
Mfr # HA2526335
product price:  $49.49
/ea
Sharpe Check Valve, 3.11 in Overall L 4371001430
Sharpe

Check Valve, 3.11 in Overall L

Zoro # G708258847
Mfr # 4371001430
product price:  $54.99
/ea
Legend Valve 2-1/2 T-312 C. I. WAFER CHECK 116-222
Legend Valve

2-1/2 T-312 C. I. WAFER CHECK

Zoro # G1801198
Mfr # 116-222
product price:  $94.95
/ea
Watts Dual Check Valve, 1/2", 0061952 0061952
Watts

Dual Check Valve, 1/2", 0061952

Zoro # G9548819
Mfr # 0061952
product price:  $175.09
/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:  $32.85
/ea
Keckley 6" Globe Check Valve, Length: 10-1/2" 6CG1F-CI-B2334
Keckley

6" Globe Check Valve, Length: 10-1/2"

Zoro # G3819608
Mfr # 6CG1F-CI-B2334
product price:  $1,200.99
/ea
American Valve Schedule 80 PVC True Union Ball Check Valve P460U 1 1/4''
American Valve

Schedule 80 PVC True Union Ball Check Valve

Zoro # G115189697
Mfr # P460U 1 1/4''
product price:  $99.99
/ea
Milwaukee Valve 1" Threaded Low Lead Bronze Spring Check Valve UP548T 1
Milwaukee Valve

1" Threaded Low Lead Bronze Spring Check Valve

Zoro # G1608564
Mfr # UP548T 1
product price:  $86.35
/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
Keckley 12" Wafer Check Valve, Width: 11-1/4" 12CW2R-36-36336
Keckley

12" Wafer Check Valve, Width: 11-1/4"

Zoro # G3819538
Mfr # 12CW2R-36-36336
product price:  $7,366.99
/ea
Keckley 10" Globe Check Valve, Length: 15-3/8" 10CG4R-36-36336
Keckley

10" Globe Check Valve, Length: 15-3/8"

Zoro # G3819958
Mfr # 10CG4R-36-36336
product price:  $9,004.99
/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
Zoro Select 1/4" FNPT Stainless Steel Piston Spring Check Valve CHK SST 415-4F4F-F
Zoro Select

1/4" FNPT Stainless Steel Piston Spring Check Valve

Zoro # G3238155
Mfr # CHK SST 415-4F4F-F
product price:  $78.29
/ea
Sharpe Check Valve, 4.37 in Overall L 4371001450
Sharpe

Check Valve, 4.37 in Overall L

Zoro # G508258863
Mfr # 4371001450
product price:  $83.99
/ea
Aquascape 2 in. Dual Union Check Valve - 2 MPT x 2 in. Slip Fitting 48023
Aquascape

2 in. Dual Union Check Valve - 2 MPT x 2 in. Slip Fitting

Zoro # G814915528
Mfr # 48023
product price:  $31.89
/ea
Vne 2-1/2" Stainless Steel Spring Check Valve 45C-62.5-V
Vne

2-1/2" Stainless Steel Spring Check Valve

Zoro # G3999283
Mfr # 45C-62.5-V
product price:  $518.99
/ea
Legend Valve 3/4" S-453 Y-PTN CHECK VALVE 105-404
Legend Valve

3/4" S-453 Y-PTN CHECK VALVE

Zoro # G1835166
Mfr # 105-404
product price:  $29.69
/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
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:  $935.99
/ea
Check Valves (3,500+ items) - Page 45
  • First
  • Previous
  • 45
    of 104 pages
  • Next
  • Last

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 ValvesRelief ValvesValve PartsPVC Pipe Fittings
Black Pipe FittingsStainless Steel Pipe FittingsCamlock FittingsBrass Pipe FittingsPush-to-Connect Tube Fittings
waste waterflange mount check valvecheck valve cpvc 1/2"swagelok brasszoeller quiet check valve
1" dual check valve1/2" npt stainless steel2" spring checkparker stainless steel filter1" bronze ball valve

Sign Up & 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
  • Promo Codes
  • Sitemap
  • Track My Order

Services

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

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