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 46

Hoke Check Valve, CVH Series, 1 in FNPT x 1 in FNPT, 316 Stainless Steel, Viton Seal CVHF16Y21S
Hoke

Check Valve, CVH Series, 1 in FNPT x 1 in FNPT, 316 Stainless Steel, Viton Seal

Zoro # G816507196
Mfr # CVHF16Y21S
product price: 
$1,146.99
/ea
Asahi 4" PVC Spring Wafer Check Valve, Max. Pressure: 150 psi 111206040
Asahi

4" PVC Spring Wafer Check Valve, Max. Pressure: 150 psi

Zoro # G6196071
Mfr # 111206040
product price: 
$1,326.99
/ea
Simmons Check Valve, 2 in, Female Thread, Bronze 7506
Simmons

Check Valve, 2 in, Female Thread, Bronze

Zoro # G911360580
Mfr # 7506
product price: 
$84.99
/ea
Legend Valve Check Valve, T-312, Wafer, Ductile Iron Body, 8 in 116-237
Legend Valve

Check Valve, T-312, Wafer, Ductile Iron Body, 8 in

Zoro # G1854538
Mfr # 116-237
product price: 
$449.99
/ea
Basiks Check Valve, PVC, 1/2", FKM, Socket TBC360-050VS-PV
Basiks

Check Valve, PVC, 1/2", FKM, Socket

Zoro # G7194840
Mfr # TBC360-050VS-PV
product price: 
$36.29
/ea
Loc-Line 1/4" Acetal Inline Check Valve PK10, Max. Pressure: 50 psi 29451-G
Loc-Line

1/4" Acetal Inline Check Valve PK10, Max. Pressure: 50 psi

Zoro # G7074061
Mfr # 29451-G
product price: 
$49.99
/pk of 10, $5.00/ea
Sharpe Check Valve, OP20 Series, 1 in, FNPSM, Inline Swing, Carbon Steel Body 4353013560
Sharpe

Check Valve, OP20 Series, 1 in, FNPSM, Inline Swing, Carbon Steel Body

Zoro # G508258795
Mfr # 4353013560
product price: 
$104.99
/ea
Champion 2-1/2" Flanged Stainless Steel Wafer Check Valve 2.5SD15-SSVS-R
Champion

2-1/2" Flanged Stainless Steel Wafer Check Valve

Zoro # G7304538
Mfr # 2.5SD15-SSVS-R
product price: 
$477.99
/ea
Chicago Valves And Controls 2", Forged Steel Class 800 Swing Check Valve, FNPT 484TE020
Chicago Valves And Controls

2", Forged Steel Class 800 Swing Check Valve, FNPT

Zoro # G9158522
Mfr # 484TE020
product price: 
$212.99
/ea
Milwaukee Valve 1-1/4" Solder Bronze Swing Y Check Valve 1509Y 1 1/4"
Milwaukee Valve

1-1/4" Solder Bronze Swing Y Check Valve

Zoro # G3995083
Mfr # 1509Y 1 1/4"
product price: 
$216.99
/ea
Plast-O-Matic Check Valve, CKD Series, 1/4 in, Inline Diaphragm, PVC Body, FNPT x Socket, Viton Seal CKD025V-PV
Plast-O-Matic

Check Valve, CKD Series, 1/4 in, Inline Diaphragm, PVC Body, FNPT x Socket, Viton Seal

Zoro # G3885445
Mfr # CKD025V-PV
product price: 
$152.99
/ea
Wayland Check Valve, Spring Loaded, 1.5 in Tube Size, Clamp Connection, T316L Stainless Steel, EPDM W645MP-E-15
Wayland

Check Valve, Spring Loaded, 1.5 in Tube Size, Clamp Connection, T316L Stainless Steel, EPDM

Zoro # G212506953
Mfr # W645MP-E-15
product price: 
$227.99
/ea
Asahi 4" Flanged PVC Swing Check Valve, Length: 11.81" 1205040
Asahi

4" Flanged PVC Swing Check Valve, Length: 11.81"

Zoro # G6199529
Mfr # 1205040
product price: 
$2,115.99
/ea
Wayland Y-Ball Check Valve, 3 in Tube Size, Clamp Connection, T316L Stainless Steel W645BY-E-3
Wayland

Y-Ball Check Valve, 3 in Tube Size, Clamp Connection, T316L Stainless Steel

Zoro # G912506703
Mfr # W645BY-E-3
product price: 
$1,126.99
/ea
Basiks Check Valve, 1 in, Socket Connection, PVC Body, FKM Seal TBC360-100VS-PV
Basiks

Check Valve, 1 in, Socket Connection, PVC Body, FKM Seal

Zoro # G7194807
Mfr # TBC360-100VS-PV
product price: 
$49.55
/ea
Chicago Valves And Controls Swing Check Valve, 6 in Pipe Size, Class 150, Flanged, Cast Steel WCB 41611060
Chicago Valves And Controls

Swing Check Valve, 6 in Pipe Size, Class 150, Flanged, Cast Steel WCB

Zoro # G9160467
Mfr # 41611060
product price: 
$3,259.19
/ea
Everflow Inline Spring Loaded Check Valve, Cast Brass, 2 in SWT 150C200-NL
Everflow

Inline Spring Loaded Check Valve, Cast Brass, 2 in SWT

Zoro # G001106906
Mfr # 150C200-NL
product price: 
$121.99
/ea
Midland Industries Check Valve, Spring, 1-Piece, 3/8 in, FNPT x FNPT, 316 Stainless Steel 949452
Midland Industries

Check Valve, Spring, 1-Piece, 3/8 in, FNPT x FNPT, 316 Stainless Steel

Zoro # G021698801
Mfr # 949452
product price: 
$59.65
/ea
Milwaukee Valve Swing Y Check Valve, 3/8 in, FNPT x FNPT, Y-Style, Bronze 515Y 3/8"
Milwaukee Valve

Swing Y Check Valve, 3/8 in, FNPT x FNPT, Y-Style, Bronze

Zoro # G3892287
Mfr # 515Y 3/8"
product price: 
$79.23
/ea
Sharpe 1" FNPT Ductile Iron Oil Patch Swing Check Valve 4353014440
Sharpe

1" FNPT Ductile Iron Oil Patch Swing Check Valve

Zoro # G5032553
Mfr # 4353014440
product price: 
$89.15
/ea
Hammond Valve Swing Check Valve, 968 Series, 3/4 in, Sweat x Sweat, Inline, Brass 968 3/4
Hammond Valve

Swing Check Valve, 968 Series, 3/4 in, Sweat x Sweat, Inline, Brass

Zoro # G3048665
Mfr # 968 3/4
product price: 
$74.89
/ea
T&S Brass Check Valve Adaptor, 1/2 in BSP Male x Female 010321-45
T&S Brass

Check Valve Adaptor, 1/2 in BSP Male x Female

Zoro # G415773558
Mfr # 010321-45
product price: 
$35.89
/ea
Bonomi 2" Sweat Brass Spring Check Valve 100712LF-2"
Bonomi

2" Sweat Brass Spring Check Valve

Zoro # G2011311
Mfr # 100712LF-2"
product price: 
$130.99
/ea
Milwaukee Valve 1-1/4" Sweat Low Lead Bronze Spring Check Valve UP1509 1 1/4
Milwaukee Valve

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

Zoro # G3071722
Mfr # UP1509 1 1/4
product price: 
$193.99
/ea
Smc Check Valve, Diaphragm, Female, PFA LVK40-Z13
Smc

Check Valve, Diaphragm, Female, PFA

Zoro # G722441928
Mfr # LVK40-Z13
product price: 
$232.99
/ea
Watts Dual Check Valve, 1/2 in 0061952
Watts

Dual Check Valve, 1/2 in

Zoro # G9548819
Mfr # 0061952
product price: 
$191.99
/ea
American Valve Check Valve, True Union Ball, Schedule 80 CPVC, 1-1/2 in Pipe Size P460UC 1 1/2''
American Valve

Check Valve, True Union Ball, Schedule 80 CPVC, 1-1/2 in Pipe Size

Zoro # G715189707
Mfr # P460UC 1 1/2''
product price: 
$169.99
/ea
Steel & Obrien Check Valve, Ball Type, Clamp Connection, 1-1/2 in Tube Size, 316 Stainless Steel 45BYMP-1.5-316
Steel & Obrien

Check Valve, Ball Type, Clamp Connection, 1-1/2 in Tube Size, 316 Stainless Steel

Zoro # G5412819
Mfr # 45BYMP-1.5-316
product price: 
$360.99
/ea
Keckley Globe Check Valve, Flanged, Cast Iron Body, 6 in Pipe Size 6CG1F-CI-B2334
Keckley

Globe Check Valve, Flanged, Cast Iron Body, 6 in Pipe Size

Zoro # G3819608
Mfr # 6CG1F-CI-B2334
product price: 
$1,663.99
/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: 
$1,253.99
/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: 
$12,133.99
/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: 
$10,294.99
/ea
Legend Valve Wafer Check Valve, T-312, Bronze Body, 8 in 116-227
Legend Valve

Wafer Check Valve, T-312, Bronze Body, 8 in

Zoro # G1848999
Mfr # 116-227
product price: 
$518.99
/ea
Legend Valve 8" T-311 CAST IRON CHECK VLV 116-207
Legend Valve

8" T-311 CAST IRON CHECK VLV

Zoro # G1853296
Mfr # 116-207
product price: 
$1,211.99
/ea
Milwaukee Valve 1-1/4" Solder Bronze Swing Check Valve 1509 1-1/4"
Milwaukee Valve

1-1/4" Solder Bronze Swing Check Valve

Zoro # G0863335
Mfr # 1509 1-1/4"
product price: 
$99.99
/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: 
$274.99
/ea
Check Valves (3,500+ items) - Page 46
  • First
  • Previous
  • 46
    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
1-1/2" swing check valves1" brass check valves3/4" pvc check valves8" wafer check valves3/4" swing check valves
1/2" pvc check valves1/2 inch check valves2" pvc check valves2" flanged check valves3" spring 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