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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

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
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: 
$26.75
/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
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
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
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
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
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
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
Ez-Fluid Swing Check Valve, Threaded, Brass Body, 1-1/4 in EZSCT114
Ez-Fluid

Swing Check Valve, Threaded, Brass Body, 1-1/4 in

Zoro # G813120855
Mfr # EZSCT114
product price: 
$36.95
/ea
Vne 1/2" Stainless Steel Spring Check Valve 45C-6.5-V
Vne

1/2" Stainless Steel Spring Check Valve

Zoro # G3977976
Mfr # 45C-6.5-V
product price: 
$271.99
/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
Milwaukee Valve Swing Check Valve, 515 Series, 1-1/4 in, FNPT x FNPT, Inline Swing, Bronze 515 1-1/4"
Milwaukee Valve

Swing Check Valve, 515 Series, 1-1/4 in, FNPT x FNPT, Inline Swing, Bronze

Zoro # G1779741
Mfr # 515 1-1/4"
product price: 
$120.99
/ea
Sold in mult. of 4 for $483.96
Legend Valve Check Valve, S-455 Series, In-Line, Sweat x Sweat, Bronze Body, 1/2 in 105-463
Legend Valve

Check Valve, S-455 Series, In-Line, Sweat x Sweat, Bronze Body, 1/2 in

Zoro # G1769235
Mfr # 105-463
product price: 
$21.99
/ea
Legend Valve Ball Check Valve, PVC, FNPT x FNPT, 1-1/2 in 201-277
Legend Valve

Ball Check Valve, PVC, FNPT x FNPT, 1-1/2 in

Zoro # G1790926
Mfr # 201-277
product price: 
$62.69
/ea
Legend Valve Check Valve, T-451 Series, 2-1/2 in, FNPT x FNPT, Brass 105-109
Legend Valve

Check Valve, T-451 Series, 2-1/2 in, FNPT x FNPT, Brass

Zoro # G1797524
Mfr # 105-109
product price: 
$100.99
/ea
Legend Valve Check Valve, T-451 Series, FNPT x FNPT, Brass Body, 3/8 in 105-102NL
Legend Valve

Check Valve, T-451 Series, FNPT x FNPT, Brass Body, 3/8 in

Zoro # G1808417
Mfr # 105-102NL
product price: 
$13.75
/ea
Proline Series Swing Check Valve, 1-1/2 in SWT x 1-1/2 in SWT, Brass 101-507NL
Proline Series

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

Zoro # G215377642
Mfr # 101-507NL
product price: 
$55.89
/ea
Jaco Check Valve, 5/8 in, 1.41 in L (5 PK) CV-4-K-T/H
Jaco

Check Valve, 5/8 in, 1.41 in L (5 PK)

Zoro # G222577202
Mfr # CV-4-K-T/H
product price: 
$85.19
/pk of 5, $17.04/ea
Legend Valve Check Valve, T-750 Series, 1 in, FNPT x FNPT, Stainless Steel 113-435
Legend Valve

Check Valve, T-750 Series, 1 in, FNPT x FNPT, Stainless Steel

Zoro # G1769174
Mfr # 113-435
product price: 
$122.99
/ea
Milwaukee Valve 3/8" Solder Low Lead Bronze Spring Check Valve UP1548T 3/8
Milwaukee Valve

3/8" Solder Low Lead Bronze Spring Check Valve

Zoro # G1347972
Mfr # UP1548T 3/8
product price: 
$46.39
/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
Legend Valve Check Valve, S-453 Y-Pattern, Sweat x Sweat, Bronze, 2 in 105-408
Legend Valve

Check Valve, S-453 Y-Pattern, Sweat x Sweat, Bronze, 2 in

Zoro # G1796690
Mfr # 105-408
product price: 
$146.99
/ea
Legend Valve Check Valve, S-453, Y-Pattern, Sweat x Sweat, Bronze, 1-1/2 in 105-407
Legend Valve

Check Valve, S-453, Y-Pattern, Sweat x Sweat, Bronze, 1-1/2 in

Zoro # G1780870
Mfr # 105-407
product price: 
$74.99
/ea
Milwaukee Valve 1/2" Sweat Low Lead Bronze Spring Check Valve UP1509 1/2
Milwaukee Valve

1/2" Sweat Low Lead Bronze Spring Check Valve

Zoro # G1274917
Mfr # UP1509 1/2
product price: 
$67.79
/ea
Milwaukee Valve Swing Check Valve, 1510T Series, 3/4 in, Sweat x Sweat, Inline, Bronze 1510T 3/4
Milwaukee Valve

Swing Check Valve, 1510T Series, 3/4 in, Sweat x Sweat, Inline, Bronze

Zoro # G0988872
Mfr # 1510T 3/4
product price: 
$73.75
/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
Ham-Let Instrumentation Check Valve H-400HP-SS-L-10MM1PSI
Ham-Let

Instrumentation Check Valve

Zoro # G108436975
Mfr # H-400HP-SS-L-10MM1PSI
product price: 
$133.99
/ea
Legend Valve Check Valve, T-611, 3/4 in, FNPT x FNPT, Stainless Steel 203-104
Legend Valve

Check Valve, T-611, 3/4 in, FNPT x FNPT, Stainless Steel

Zoro # G1804880
Mfr # 203-104
product price: 
$7.45
/ea
Sold in mult. of 2 for $14.90
Nibco Check Valve, T-473-Y, 1/2, Bronze NL92006
Nibco

Check Valve, T-473-Y, 1/2, Bronze

Zoro # G605311423
Mfr # NL92006
product price: 
$175.99
/ea
Hayward Flow Control Y-Check Valve, 1/2", CPVC/FPM, Threaded YC20050T
Hayward Flow Control

Y-Check Valve, 1/2", CPVC/FPM, Threaded

Zoro # G6984652
Mfr # YC20050T
product price: 
$287.99
/ea
Dixon Uni-Directional Check Valve, 1/2 in FNPT, 316L Stainless Steel Body, FKM Softgoods 48952222
Dixon

Uni-Directional Check Valve, 1/2 in FNPT, 316L Stainless Steel Body, FKM Softgoods

Zoro # G809216869
Mfr # 48952222
product price: 
$253.99
/ea
Dixon Check Valve, Uni-Directional, 1/8 in Pipe Size, FNPT, 316L Stainless Steel Body, FKM Softgoods 48951111
Dixon

Check Valve, Uni-Directional, 1/8 in Pipe Size, FNPT, 316L Stainless Steel Body, FKM Softgoods

Zoro # G509216824
Mfr # 48951111
product price: 
$205.99
/ea
Dixon Safety Check Valve, 1-1/4 in, MNPT, Brass Body SCVS10
Dixon

Safety Check Valve, 1-1/4 in, MNPT, Brass Body

Zoro # G109216804
Mfr # SCVS10
product price: 
$292.99
/ea
Dixon Spring Check Valve, 4 in, Weld, FKM HSCV400BB
Dixon

Spring Check Valve, 4 in, Weld, FKM

Zoro # G109067581
Mfr # HSCV400BB
product price: 
$1,212.99
/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

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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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