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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 96

Waterco 2 in. 90 deg Flow Check Valve 146529
Waterco

2 in. 90 deg Flow Check Valve

Zoro # G314888438
Mfr # 146529
product price:  $71.15
/ea
Proline Series 3/4 In. PVC Schedule 40 Spring Loaded Check Valve 101-104
Proline Series

3/4 In. PVC Schedule 40 Spring Loaded Check Valve

Zoro # G811360574
Mfr # 101-104
product price:  $6.39
/ea
Sold in mult. of 5 for $31.95
Strataflo 1" FNPT Brass Check Valve with Stainless Steel Poppet 400-100
Strataflo

1" FNPT Brass Check Valve with Stainless Steel Poppet

Zoro # G404942804
Mfr # 400-100
product price:  $198.99
/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
Dixon Safety Check Valve, 3/4 in Nominal, MNPT x FNPT End Style, Brass Body SCVJ6
Dixon

Safety Check Valve, 3/4 in Nominal, MNPT x FNPT End Style, Brass Body

Zoro # G209018940
Mfr # SCVJ6
product price:  $120.99
/ea
Watts 1/2" X 1/2" LF 7U2-2 Dual Check Valve 72203
Watts

1/2" X 1/2" LF 7U2-2 Dual Check Valve

Zoro # G205488587
Mfr # 72203
product price:  $141.99
/ea
Milwaukee Valve Swing Y Check Valve, 6.375 in Overall L 1509Y 2"
Milwaukee Valve

Swing Y Check Valve, 6.375 in Overall L

Zoro # G4026845
Mfr # 1509Y 2"
product price:  $490.99
/ea
Ham-Let Instrumentation Check Valve H-400-SS-L-10MM-1/3PSI
Ham-Let

Instrumentation Check Valve

Zoro # G008436976
Mfr # H-400-SS-L-10MM-1/3PSI
product price:  $167.99
/ea
Zoro Select Spring Check Valve, 3.625 in Overall L 6AJY4
Zoro Select

Spring Check Valve, 3.625 in Overall L

Zoro # G0308691
Mfr # 6AJY4
product price:  $53.85
/ea
Dixon Legris by Non-Return In-Line Check Valve, 1/4 in, Tube, Nylon Body 79965600
Dixon

Legris by Non-Return In-Line Check Valve, 1/4 in, Tube, Nylon Body

Zoro # G509216879
Mfr # 79965600
product price:  $43.59
/ea
Milwaukee Valve 1/4" Threaded Low Lead Bronze Spring Check Valve UP509 1/4
Milwaukee Valve

1/4" Threaded Low Lead Bronze Spring Check Valve

Zoro # G1718674
Mfr # UP509 1/4
product price:  $74.66
/ea
Sold in mult. of 10 for $746.60
Hayward Flow Control Y-Check Valve, True Union, 2", PVC/FPM, Socket YC10200SU
Hayward Flow Control

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

Zoro # G6469461
Mfr # YC10200SU
product price:  $400.99
/ea
Genova CANPLAS Backwater Valve, 3 in Connection, Hub, PVC 223283W
Genova

CANPLAS Backwater Valve, 3 in Connection, Hub, PVC

Zoro # G207460833
Mfr # 223283W
product price:  $57.75
/ea
Strataflo 1/2" FNPT Brass Check Valve with Buna-S Rubber Poppet 300-050
Strataflo

1/2" FNPT Brass Check Valve with Buna-S Rubber Poppet

Zoro # G004988400
Mfr # 300-050
product price:  $105.99
/ea
Legend Valve 3" T-312 DI WAFER CHEK DI DISC 116-243
Legend Valve

3" T-312 DI WAFER CHEK DI DISC

Zoro # G1794310
Mfr # 116-243
product price:  $83.95
/ea
Martin WREMCH 9/16 CHECK NUT  BLK MT602A
Martin

WREMCH 9/16 CHECK NUT BLK

Zoro # G002128778
Mfr # MT602A
product price:  $19.15
/ea
Dixon Swing Check Valve, 3/4 in Nominal, FNPT End Style, Brass Body SWCV75
Dixon

Swing Check Valve, 3/4 in Nominal, FNPT End Style, Brass Body

Zoro # G508852177
Mfr # SWCV75
product price:  $27.35
/ea
Hayward Flow Control Y-Check Valve, 3/4", PVC/FPM, Socket YC10075S
Hayward Flow Control

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

Zoro # G4998217
Mfr # YC10075S
product price:  $177.15
/ea
Keckley 10" Carbon Steel Wafer Check Valve DD2R-CS-361IX-910
Keckley

10" Carbon Steel Wafer Check Valve

Zoro # G1613440
Mfr # DD2R-CS-361IX-910
product price:  $3,068.99
/ea
Apollo Valves 1" Swivel x FNPT Lead Free Bronze Dual Check Valve 4NLF3S65A
Apollo Valves

1" Swivel x FNPT Lead Free Bronze Dual Check Valve

Zoro # G5151675
Mfr # 4NLF3S65A
product price:  $172.99
/ea
Valterra 1/2" Slip PVC Spring Swing Check Valve 200-05
Valterra

1/2" Slip PVC Spring Swing Check Valve

Zoro # G9782744
Mfr # 200-05
product price:  $7.46
/ea
No Product Image Available
Mueller Industries

Check Valve, 10 9/16 in L, Copper, 800 psi

Zoro # G509944277
Mfr # A 17942
product price:  $797.99
/ea
Proline Series 1 In. PVC Schedule 40 Solvent Check Valve 101-605
Proline Series

1 In. PVC Schedule 40 Solvent Check Valve

Zoro # G011360565
Mfr # 101-605
product price:  $12.55
/ea
Sold in mult. of 4 for $50.20
Proline Series 1 In. PVC Schedule 40 Spring Loaded Check Valve 101-105
Proline Series

1 In. PVC Schedule 40 Spring Loaded Check Valve

Zoro # G611360552
Mfr # 101-105
product price:  $14.75
/ea
Sold in mult. of 4 for $59.00
Apollo Valves VLV, OS&YGATE, 3in, CL125, IBBM 6GA110B1LFA
Apollo Valves

VLV, OS&YGATE, 3in, CL125, IBBM

Zoro # G122770215
Mfr # 6GA110B1LFA
product price:  $727.99
/ea
Parker Inline Check Valve CPIFF-8S-5
Parker

Inline Check Valve

Zoro # G816244626
Mfr # CPIFF-8S-5
product price:  $59.29
/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
No Product Image Available
Val-Matic

3 Flanged Swing Flex Back Flow Actuator Check Valve

Zoro # G1768295
Mfr # 503ABFK
product price:  $1,297.99
/ea
Valterra 3/4" FPT PVC Spring Swing Check Valve 200-C07F
Valterra

3/4" FPT PVC Spring Swing Check Valve

Zoro # G2684565
Mfr # 200-C07F
product price:  $7.89
/ea
Apollo Valves VLV, CHK, SWNG, Y, 1inNPT, BRZ, (METAL SEAT, CL150, 61Y SER) 61Y21501
Apollo Valves

VLV, CHK, SWNG, Y, 1inNPT, BRZ, (METAL SEAT, CL150, 61Y SER)

Zoro # G822711792
Mfr # 61Y21501
product price:  $203.99
/ea
Apollo Valves VLV, CHK, SWG, Y, 3/4inSLDR, LF BRZ, (METAL SEAT, CL125, 61YLF SER) 61YLF09401
Apollo Valves

VLV, CHK, SWG, Y, 3/4inSLDR, LF BRZ, (METAL SEAT, CL125, 61YLF SER)

Zoro # G522711078
Mfr # 61YLF09401
product price:  $152.99
/ea
Chicago Valves And Controls 3/8", Stainless Steel Class 800 Swing Check Valve, FNPT 486TE004
Chicago Valves And Controls

3/8", Stainless Steel Class 800 Swing Check Valve, FNPT

Zoro # G9155110
Mfr # 486TE004
product price:  $126.99
/ea
Proline Series 1-1/2 In. PVC Schedule 40 Solvent Check Valve 101-607
Proline Series

1-1/2 In. PVC Schedule 40 Solvent Check Valve

Zoro # G311360562
Mfr # 101-607
product price:  $21.15
/ea
Champion 6" Flanged Ductile Iron Spring Lever Wafer Check Valve 6SDX12-LTBS-P3/6
Champion

6" Flanged Ductile Iron Spring Lever Wafer Check Valve

Zoro # G7330937
Mfr # 6SDX12-LTBS-P3/6
product price:  $974.99
/ea
Champion 2" Flanged Stainless Steel Spring Check Valve 2SDX15-SSVS-R1/4
Champion

2" Flanged Stainless Steel Spring Check Valve

Zoro # G7330970
Mfr # 2SDX15-SSVS-R1/4
product price:  $580.99
/ea
Strataflo 1" FNPT Brass Check Valve with Buna-N Rubber Poppet 375-100
Strataflo

1" FNPT Brass Check Valve with Buna-N Rubber Poppet

Zoro # G004992087
Mfr # 375-100
product price:  $150.99
/ea
Check Valves (3,500+ items) - Page 96
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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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