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  1. Home
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  5. Pipes, Valves & Fittings
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  7. Valves
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  9. Check Valves

Check Valves (3,500+ items) - Page 51

Champion 8" Flanged Stainless Steel Wafer Check Valve 8SDS15-SSP-R
Champion

8" Flanged Stainless Steel Wafer Check Valve

Zoro # G7344200
Mfr # 8SDS15-SSP-R
product price: 
$1,219.99
/ea
Zoro Select Swing Check Valve, SC Series, 8 in, Flange x Flange, Inline Swing, PVC Body SCOV114
Zoro Select

Swing Check Valve, SC Series, 8 in, Flange x Flange, Inline Swing, PVC Body

Zoro # G8121391
Mfr # SCOV114
product price: 
$2,982.99
/ea
Toro Manual Anti-Siphon Valve, 1 in L4010
Toro

Manual Anti-Siphon Valve, 1 in

Zoro # G103996115
Mfr # L4010
product price: 
$52.45
/ea
Champion 12" Flanged Carbon Steel Wafer Check Valve 12SD15-CSBS-R
Champion

12" Flanged Carbon Steel Wafer Check Valve

Zoro # G7304510
Mfr # 12SD15-CSBS-R
product price: 
$2,326.99
/ea
No Product Image Available
Leonard Valve

Check Stop Kit

Zoro # G216244417
Mfr # KIT 2/50
product price: 
$156.99
/ea
Discover Spring Check Valve, 3-Piece, 1/4 in, FNPT x FNPT, 316 Stainless Steel 102709
Discover

Spring Check Valve, 3-Piece, 1/4 in, FNPT x FNPT, 316 Stainless Steel

Zoro # G915879743
Mfr # 102709
product price: 
$14.99
/ea
Champion 2" Flanged Ductile Iron Spring Lever Wafer Check Valve 2SDX12-LTBS-P3/6
Champion

2" Flanged Ductile Iron Spring Lever Wafer Check Valve

Zoro # G7330639
Mfr # 2SDX12-LTBS-P3/6
product price: 
$292.99
/ea
Discover Check Valve, Spring, 3-Piece, 3/8 in, FNPT x FNPT, 316 Stainless Steel 102710
Discover

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

Zoro # G915879729
Mfr # 102710
product price: 
$14.99
/ea
Pentair Check Valve, 2-Way, CPVC, 2-1/2 x 3 in 263060
Pentair

Check Valve, 2-Way, CPVC, 2-1/2 x 3 in

Zoro # G712469321
Mfr # 263060
product price: 
$117.99
/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: 
$1,518.99
/ea
Milwaukee Valve 1" Solder Low Lead Brass Swing Check Valve UP0968000100
Milwaukee Valve

1" Solder Low Lead Brass Swing Check Valve

Zoro # G4215504
Mfr # UP0968000100
product price: 
$94.99
/ea
American Valve True Union Ball Check Valve, Schedule 80 CPVC, 3/4 in P460UC 3/4''
American Valve

True Union Ball Check Valve, Schedule 80 CPVC, 3/4 in

Zoro # G115189727
Mfr # P460UC 3/4''
product price: 
$92.99
/ea
Keckley 8" Wafer Check Valve, Length: 13-1/2" 8CW2R-CS-36336
Keckley

8" Wafer Check Valve, Length: 13-1/2"

Zoro # G3819230
Mfr # 8CW2R-CS-36336
product price: 
$2,955.99
/ea
Keckley Globe Check Valve, 5 in Pipe Size, Flanged, Cast Iron 5CG3R-CI-B2334
Keckley

Globe Check Valve, 5 in Pipe Size, Flanged, Cast Iron

Zoro # G3819757
Mfr # 5CG3R-CI-B2334
product price: 
$1,295.99
/ea
Chicago Valves And Controls Swing Check Valve, 4 in Pipe Size, Class 150, Flanged, Cast Steel WCB 41611040
Chicago Valves And Controls

Swing Check Valve, 4 in Pipe Size, Class 150, Flanged, Cast Steel WCB

Zoro # G9158452
Mfr # 41611040
product price: 
$1,866.99
/ea
Watts Universal Flow Check Valve, Two-Way, 3/4 in, Solder x Solder, Bronze 0856763
Watts

Universal Flow Check Valve, Two-Way, 3/4 in, Solder x Solder, Bronze

Zoro # G912415258
Mfr # 0856763
product price: 
$139.99
/ea
Milwaukee Valve 1/2" Solder Low Lead Brass Swing Check Valve UP0968000012
Milwaukee Valve

1/2" Solder Low Lead Brass Swing Check Valve

Zoro # G4104825
Mfr # UP0968000012
product price: 
$61.99
/ea
Watts Check Valve, Female NPT, Fiberglass Body, 2 in 88005312
Watts

Check Valve, Female NPT, Fiberglass Body, 2 in

Zoro # G512482957
Mfr # 88005312
product price: 
$78.32
/ea
Chicago Valves And Controls Swing Check Valve, 1 in Pipe Size, Class 150, Flanged, Stainless Steel 41611010
Chicago Valves And Controls

Swing Check Valve, 1 in Pipe Size, Class 150, Flanged, Stainless Steel

Zoro # G9158592
Mfr # 41611010
product price: 
$455.99
/ea
Firomatic Check Valve, 3/8 in FNPT x 3/8 in NPT B100HCV
Firomatic

Check Valve, 3/8 in FNPT x 3/8 in NPT

Zoro # G6914958
Mfr # B100HCV
product price: 
$48.99
/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: 
$8,178.99
/ea
Sharpe Check Valve, Series 25, Swing, 6 in, Flanged x Flanged, Carbon Steel, 14 in 4371002050
Sharpe

Check Valve, Series 25, Swing, 6 in, Flanged x Flanged, Carbon Steel, 14 in

Zoro # G608258923
Mfr # 4371002050
product price: 
$750.99
/ea
Everflow Swing Check Valve, Cast Brass, 4 in SWT 210C004-NL
Everflow

Swing Check Valve, Cast Brass, 4 in SWT

Zoro # G601106917
Mfr # 210C004-NL
product price: 
$282.99
/ea
Emerson Check Valve, ACK-12 Series, 3/4 in ODF 064989
Emerson

Check Valve, ACK-12 Series, 3/4 in ODF

Zoro # G609981738
Mfr # 064989
product price: 
$110.99
/ea
Keckley Globe Check Valve, Flanged, Cast Stainless Steel Body, 4 in Pipe Size 4CG4R-36-36336
Keckley

Globe Check Valve, Flanged, Cast Stainless Steel Body, 4 in Pipe Size

Zoro # G3819833
Mfr # 4CG4R-36-36336
product price: 
$3,269.99
/ea
No Product Image Available
Parker

Check Valve Assembly, Inline Swing, 3/8 in FNPT x 3/8 in MNPT, Aluminum

Zoro # G916246094
Mfr # 2625
product price: 
$65.79
/ea
Keckley 12" Globe Check Valve, Body Material: Cast Stainless Steel 12CG2R-36-36336
Keckley

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

Zoro # G3819809
Mfr # 12CG2R-36-36336
product price: 
$17,102.99
/ea
Keckley Globe Check Valve, 3 in Pipe Size, Flanged, Cast Stainless Steel Body 3CG4R-36-36336
Keckley

Globe Check Valve, 3 in Pipe Size, Flanged, Cast Stainless Steel Body

Zoro # G3819860
Mfr # 3CG4R-36-36336
product price: 
$2,515.99
/ea
Magic Plastics Inline Check Valve Assembly, 2 in Slip x 2 in Slip, White 0821-20
Magic Plastics

Inline Check Valve Assembly, 2 in Slip x 2 in Slip, White

Zoro # G710528587
Mfr # 0821-20
product price: 
$47.59
/ea
Legris 5/32" Tube x 1/8" MNPT Meter Input Check Valve 7985 04 11
Legris

5/32" Tube x 1/8" MNPT Meter Input Check Valve

Zoro # G4416167
Mfr # 7985 04 11
product price: 
$20.25
/ea
Milwaukee Valve Swing Check Valve, UP509 Series, 2 in, Press x Press, Lead Free Bronze, Horizontal Swing UP509-P2  - 200
Milwaukee Valve

Swing Check Valve, UP509 Series, 2 in, Press x Press, Lead Free Bronze, Horizontal Swing

Zoro # G508413477
Mfr # UP509-P2 - 200
product price: 
$409.99
/ea
Legend Valve Check Valve, T-750 Series, 3/4 in, FNPT x FNPT, Stainless Steel 113-434
Legend Valve

Check Valve, T-750 Series, 3/4 in, FNPT x FNPT, Stainless Steel

Zoro # G1802528
Mfr # 113-434
product price: 
$74.65
/ea
Legend Valve Ball Check Valve, S-655 Series, PVC, Solvent x Solvent, 1-1/2 in 201-287
Legend Valve

Ball Check Valve, S-655 Series, PVC, Solvent x Solvent, 1-1/2 in

Zoro # G1792046
Mfr # 201-287
product price: 
$80.49
/ea
Legend Valve Check Valve, T-451 Series, 3 in, FNPT x FNPT, Brass 105-110NL
Legend Valve

Check Valve, T-451 Series, 3 in, FNPT x FNPT, Brass

Zoro # G1800708
Mfr # 105-110NL
product price: 
$226.99
/ea
Sanitube TC Check Valve Repair Kit, 1 in, Black Viton TCCVRK-250
Sanitube

TC Check Valve Repair Kit, 1 in, Black Viton

Zoro # G0189367
Mfr # TCCVRK-250
product price: 
$23.99
/ea
Resideo Circulating Pump Check Valve, 1-1/4 in, 62 gpm, 150 psi PCV125
Resideo

Circulating Pump Check Valve, 1-1/4 in, 62 gpm, 150 psi

Zoro # G210473950
Mfr # PCV125
product price: 
$12.89
/ea
Check Valves (3,500+ items) - Page 51
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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.

Related Categories

Ball ValvesSolenoid ValvesValve PartsRelief ValvesPVC Pipe Fittings
Black Pipe FittingsStainless Steel Pipe FittingsBrass Pipe FittingsPush-to-Connect Tube FittingsCamlock Fittings
3/4" swing check valves4" wafer check valves1-1/2" inline check valves3" brass check valves1" brass check valves
3/4 inch check valves1" cpvc unions2" pvc check valves1/4 inch check valves1-1/2" swing check valves

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