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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 46

Water Source PCV100 1 in. Plastic Spring Loaded Check Valve 645812
Water Source

PCV100 1 in. Plastic Spring Loaded Check Valve

Zoro # G410528580
Mfr # 645812
product price: 
$54.35
/ea
Anchor Fluid Power Check Valve, 3/8 in NPTF Female Threaded, Carbon Steel Plated, 65 psi Cracking Pressure CN3/8-1-65
Anchor Fluid Power

Check Valve, 3/8 in NPTF Female Threaded, Carbon Steel Plated, 65 psi Cracking Pressure

Zoro # G502014311
Mfr # CN3/8-1-65
product price: 
$45.99
/ea
Jomar Valve Y-Pattern Check Valve, Solder, Bronze Body, 3 in Pipe Size S-511
Jomar Valve

Y-Pattern Check Valve, Solder, Bronze Body, 3 in Pipe Size

Zoro # G7094145
Mfr # S-511
product price: 
$586.99
/ea
Jomar Valve 3" NPT Brass Horizontal Check Valve T-501
Jomar Valve

3" NPT Brass Horizontal Check Valve

Zoro # G7048426
Mfr # T-501
product price: 
$227.99
/ea
Asahi Swing Check Valve, 8 in Pipe Size, Flanged, PP Body, FKM Seal 1207080
Asahi

Swing Check Valve, 8 in Pipe Size, Flanged, PP Body, FKM Seal

Zoro # G713788063
Mfr # 1207080
product price: 
$11,339.99
/ea
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
Champion 12" Flanged Stainless Steel Wafer Check Valve 12SDS15-SSP-R
Champion

12" Flanged Stainless Steel Wafer Check Valve

Zoro # G7344340
Mfr # 12SDS15-SSP-R
product price: 
$2,736.99
/ea
Water Source Foot and Check Valve, Combination, Plastic, 1 in Pipe Size 645853
Water Source

Foot and Check Valve, Combination, Plastic, 1 in Pipe Size

Zoro # G804087518
Mfr # 645853
product price: 
$43.35
/ea
Asahi 1" Flanged PVC Swing Check Valve 1206010
Asahi

1" Flanged PVC Swing Check Valve

Zoro # G6199608
Mfr # 1206010
product price: 
$675.99
/ea
Keckley 2-1/2" Carbon Steel Wafer Check Valve DD2R-CS-361IX-250
Keckley

2-1/2" Carbon Steel Wafer Check Valve

Zoro # G1612515
Mfr # DD2R-CS-361IX-250
product price: 
$372.99
/ea
Jomar Valve 2" Solder Lead Free Brass Spring Check Valve S-521G
Jomar Valve

2" Solder Lead Free Brass Spring Check Valve

Zoro # G7124726
Mfr # S-521G
product price: 
$133.99
/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
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
Jomar Valve Y-Pattern Check Valve, Solder Connection, Bronze Body, 2-1/2 in Pipe Size S-511
Jomar Valve

Y-Pattern Check Valve, Solder Connection, Bronze Body, 2-1/2 in Pipe Size

Zoro # G7059879
Mfr # S-511
product price: 
$518.99
/ea
Jomar Valve 1-1/2" Solder Lead Free Brass Horizontal Check Valve S-501G
Jomar Valve

1-1/2" Solder Lead Free Brass Horizontal Check Valve

Zoro # G7079978
Mfr # S-501G
product price: 
$68.69
/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
Jomar Valve 1-1/4" Press Lead Free Brass Horizontal Check Valve P-501G
Jomar Valve

1-1/4" Press Lead Free Brass Horizontal Check Valve

Zoro # G7158396
Mfr # P-501G
product price: 
$125.99
/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
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
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
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
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
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
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
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
Jomar Valve 1/2" Solder Lead Free Brass Spring Check Valve S-521G
Jomar Valve

1/2" Solder Lead Free Brass Spring Check Valve

Zoro # G7040638
Mfr # S-521G
product price: 
$21.39
/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
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
Jomar Valve 1-1/4" NPT Brass Horizontal Check Valve T-501
Jomar Valve

1-1/4" NPT Brass Horizontal Check Valve

Zoro # G7150845
Mfr # T-501
product price: 
$43.15
/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 10, $5.00/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
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
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
Mueller Industries Check Valve, 8 7/16 in L, Copper, 800 psi A 17940
Mueller Industries

Check Valve, 8 7/16 in L, Copper, 800 psi

Zoro # G809944281
Mfr # A 17940
product price: 
$309.99
/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
Sharpe Check Valve, Series 2027, Inline Swing, 1 1/2 in NPSM FNPT x FNPT, 316 Stainless Steel 4371000560
Sharpe

Check Valve, Series 2027, Inline Swing, 1 1/2 in NPSM FNPT x FNPT, 316 Stainless Steel

Zoro # G908258937
Mfr # 4371000560
product price: 
$162.99
/ea
Check Valves (3,500+ items) - Page 46
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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

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stainless springscheck valve inlineparker stainless steel filtercheck valve 1/8in tank check valve
check valve control checkflange mount check valveswagelok brassplast-o-matic 2" ball valve2.5 inch check valve

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