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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 104

Ham-Let Instrumentation Check Valve H-400HP-SS-L-3/4-1/3PSI
Ham-Let

Instrumentation Check Valve

Zoro # G508258870
Mfr # H-400HP-SS-L-3/4-1/3PSI
product price: 
$377.99
/ea
Milwaukee Valve Swing Check Valve 509Y-P2 - 034
Milwaukee Valve

Swing Check Valve

Zoro # G508413507
Mfr # 509Y-P2 - 034
product price: 
$96.99
/ea
Hayward Flow Control Y-Check Valve, 3/4", PVC/EPDM, Socket YC10075SE
Hayward Flow Control

Y-Check Valve, 3/4", PVC/EPDM, Socket

Zoro # G6843112
Mfr # YC10075SE
product price: 
$149.99
/ea
Praher Canada Products 1.5 in. Single Union Spring Check Valve - Corrosion Resistant 150CV200CR
Praher Canada Products

1.5 in. Single Union Spring Check Valve - Corrosion Resistant

Zoro # G114890785
Mfr # 150CV200CR
product price: 
$43.75
/ea
Midland Industries Check Valve, Barrel Type, 2-Piece, 3/4 in FNPT, CF8M/CF8 Stainless Steel 949444
Midland Industries

Check Valve, Barrel Type, 2-Piece, 3/4 in FNPT, CF8M/CF8 Stainless Steel

Zoro # G921700949
Mfr # 949444
product price: 
$82.59
/ea
Midland Industries Check Valve, 3 in Pipe Size, FPT Connection, C85700 Brass, 200 psi WOG 940359
Midland Industries

Check Valve, 3 in Pipe Size, FPT Connection, C85700 Brass, 200 psi WOG

Zoro # G921698550
Mfr # 940359
product price: 
$459.77
/ea
Midland Industries VALVE CHECK PRESS HIGH 3/8IN FIP X FIP 46511
Midland Industries

VALVE CHECK PRESS HIGH 3/8IN FIP X FIP

Zoro # G421701224
Mfr # 46511
product price: 
$36.29
/ea
Midland Industries VALVE CHECK IN-L 3/8IN FNPT X FNPT BRS 944402
Midland Industries

VALVE CHECK IN-L 3/8IN FNPT X FNPT BRS

Zoro # G121699302
Mfr # 944402
product price: 
$37.15
/ea
Champion 2" Flanged Ductile Iron Spring Lever Wafer Check Valve 2SDX12-LTBS-P2/5
Champion

2" Flanged Ductile Iron Spring Lever Wafer Check Valve

Zoro # G7330797
Mfr # 2SDX12-LTBS-P2/5
product price: 
$378.99
/ea
Parker Check Valve, CV-1 Series, Inline, 1/4 in, Parflare x Parflare, PTFE Body CV-1-6644
Parker

Check Valve, CV-1 Series, Inline, 1/4 in, Parflare x Parflare, PTFE Body

Zoro # G3120941
Mfr # CV-1-6644
product price: 
$507.99
/ea
Hayward Flow Control Ball Check Valve, TC Series, Inline, 1 in, Flange x Flange, CPVC Body TC20100FE
Hayward Flow Control

Ball Check Valve, TC Series, Inline, 1 in, Flange x Flange, CPVC Body

Zoro # G314385579
Mfr # TC20100FE
product price: 
$214.99
/ea
Sharpe Check Valve, 2483SC Series, Inline Swing, 1/2 in, Socket Weld x Socket Weld, 316L Stainless Steel 4371001620
Sharpe

Check Valve, 2483SC Series, Inline Swing, 1/2 in, Socket Weld x Socket Weld, 316L Stainless Steel

Zoro # G108258980
Mfr # 4371001620
product price: 
$215.99
/ea
Hoke 6100 Series Ball Check Valves - 1/4in MNPT x  1/4in MNPT, 3000 PSI, -40 Deg. To 200 Deg.F 6113M4B
Hoke

6100 Series Ball Check Valves - 1/4in MNPT x 1/4in MNPT, 3000 PSI, -40 Deg. To 200 Deg.F

Zoro # G316507214
Mfr # 6113M4B
product price: 
$169.99
/ea
Zoro Select Spring Check Valve, 4.0938 in Overall L 6AJY9
Zoro Select

Spring Check Valve, 4.0938 in Overall L

Zoro # G2217153
Mfr # 6AJY9
product price: 
$30.15
/ea
Valterra 2" Slip PVC Spring Swing Check Valve 200-20
Valterra

2" Slip PVC Spring Swing Check Valve

Zoro # G9782701
Mfr # 200-20
product price: 
$26.99
/ea
Proline Series Brass 2-in SWT x 2-in SWT Swing Check Valve 101-508NL
Proline Series

Brass 2-in SWT x 2-in SWT Swing Check Valve

Zoro # G015377569
Mfr # 101-508NL
product price: 
$86.49
/ea
Zoro Select Swing Check Valve, SC Series, 3 in, Flange x Flange, Inline Swing, PVC Body SCOV210
Zoro Select

Swing Check Valve, SC Series, 3 in, Flange x Flange, Inline Swing, PVC Body

Zoro # G3344406
Mfr # SCOV210
product price: 
$1,034.99
/ea
Dixon Swing Check Valve, 1/2 in Nominal, FNPT End Style, Brass Body SWCV50
Dixon

Swing Check Valve, 1/2 in Nominal, FNPT End Style, Brass Body

Zoro # G308852209
Mfr # SWCV50
product price: 
$22.75
/ea
Hammond Valve Swing Check Valve, 3.125 in Overall L 967 1 1/4
Hammond Valve

Swing Check Valve, 3.125 in Overall L

Zoro # G1956866
Mfr # 967 1 1/4
product price: 
$138.99
/ea
Val-Matic 8" Flanged Cast Iron Silent Check Valve 1808A-DSY
Val-Matic

8" Flanged Cast Iron Silent Check Valve

Zoro # G0697837
Mfr # 1808A-DSY
product price: 
$2,443.99
/ea
Spears Manufacturing Spring Type Check Valve, FPT, 2 in, 0.5 psi Opening Pressure S158020F
Spears Manufacturing

Spring Type Check Valve, FPT, 2 in, 0.5 psi Opening Pressure

Zoro # G903987375
Mfr # S158020F
product price: 
$67.59
/ea
Western Enterprises Check Valves, Bushing, 1/4 in NPT, Oxygen, B Size, RH, 10PK 312-CV-32R
Western Enterprises

Check Valves, Bushing, 1/4 in NPT, Oxygen, B Size, RH, 10PK

Zoro # G822454163
Mfr # 312-CV-32R
product price: 
$184.99
/pk 10, $18.50/ea
Sold in mult. of 10 for $1,849.90
Strataflo 3/4" FNPT Nickel-Plated Brass Check Valve with Stainless Steel Poppet 2400-075
Strataflo

3/4" FNPT Nickel-Plated Brass Check Valve with Stainless Steel Poppet

Zoro # G104942791
Mfr # 2400-075
product price: 
$129.99
/ea
Valterra Check Valve, 6.25 in Overall L 200-U20
Valterra

Check Valve, 6.25 in Overall L

Zoro # G0040096
Mfr # 200-U20
product price: 
$43.15
/ea
Champion 4" Flanged Ductile Iron Spring Lever Wafer Check Valve 4SDX12-LTBS-P2/5
Champion

4" Flanged Ductile Iron Spring Lever Wafer Check Valve

Zoro # G7330891
Mfr # 4SDX12-LTBS-P2/5
product price: 
$697.99
/ea
Keckley 5" Carbon Steel Wafer Check Valve DD2R-CS-361IX-500
Keckley

5" Carbon Steel Wafer Check Valve

Zoro # G1613431
Mfr # DD2R-CS-361IX-500
product price: 
$836.99
/ea
Mueller Industries Check Valve, 3 11/16 in L, Brass, 700 psi B 34236
Mueller Industries

Check Valve, 3 11/16 in L, Brass, 700 psi

Zoro # G609944276
Mfr # B 34236
product price: 
$301.99
/ea
Hayward Flow Control Check Valve, True Union, Ball, 2-1/2", PVC/EPDM, Threaded TC1250TE
Hayward Flow Control

Check Valve, True Union, Ball, 2-1/2", PVC/EPDM, Threaded

Zoro # G2849847
Mfr # TC1250TE
product price: 
$393.99
/ea
Legend Valve 1-1/4in/1-1/2in S-614 PVC Check Valve - 203-237
Legend Valve

1-1/4in/1-1/2in S-614 PVC Check Valve -

Zoro # G808588820
Mfr # 203-237
product price: 
$24.99
/ea
Sold in mult. of 2 for $49.98
Proline Series Brass 1/2-in SWT x 1/2-in SWT Swing Check Valve 101-503NL
Proline Series

Brass 1/2-in SWT x 1/2-in SWT Swing Check Valve

Zoro # G915377720
Mfr # 101-503NL
product price: 
$11.29
/ea
Milwaukee Valve 1-1/2" Solder Low Lead Bronze Spring Check Valve UP1548T 1 1/2
Milwaukee Valve

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

Zoro # G0285047
Mfr # UP1548T 1 1/2
product price: 
$127.99
/ea
Dixon Safety Check Valve, 3/8 in, FNPT, Brass Body SCVM3
Dixon

Safety Check Valve, 3/8 in, FNPT, Brass Body

Zoro # G209009344
Mfr # SCVM3
product price: 
$80.89
/ea
Steel & Obrien Check Valve, Disk Type, Clamp Connection, 4 in Tube Size, 316 Stainless Steel 45MP-4-CD-316
Steel & Obrien

Check Valve, Disk Type, Clamp Connection, 4 in Tube Size, 316 Stainless Steel

Zoro # G5412782
Mfr # 45MP-4-CD-316
product price: 
$930.99
/ea
Dixon Air Blow Check Valve, 1 to 1-1/2 in, FNPT, 316L Stainless Steel Body, EPDM Softgoods B45BC-R100150
Dixon

Air Blow Check Valve, 1 to 1-1/2 in, FNPT, 316L Stainless Steel Body, EPDM Softgoods

Zoro # G909216844
Mfr # B45BC-R100150
product price: 
$209.99
/ea
Apollo Valves VLV, CHECK, SWING, 6in, CL125, IBBM 6SC10CB1LFA
Apollo Valves

VLV, CHECK, SWING, 6in, CL125, IBBM

Zoro # G522711184
Mfr # 6SC10CB1LFA
product price: 
$1,484.99
/ea
Dixon Check Valve, 1 in, FNPT, 316 SSss Steel Body SSCVIL100
Dixon

Check Valve, 1 in, FNPT, 316 SSss Steel Body

Zoro # G109021330
Mfr # SSCVIL100
product price: 
$213.99
/ea
Check Valves (3,500+ items) - Page 104
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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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