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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 22

Zoro Select 1/8" FNPT x MNPT Brass Piston Spring Check Valve CHK BRS 210-2F2M-B
Zoro Select

1/8" FNPT x MNPT Brass Piston Spring Check Valve

Zoro # G2481166
Mfr # CHK BRS 210-2F2M-B
product price: 
$20.15
/ea
Milwaukee Valve 1/2" Threaded Low Lead Brass Swing Check Valve UP0967000012
Milwaukee Valve

1/2" Threaded Low Lead Brass Swing Check Valve

Zoro # G4107126
Mfr # UP0967000012
product price: 
$66.15
/ea
Legend Valve Check Valve, 1-1/4 in, FNPT x FNPT, Stainless Steel 203-106
Legend Valve

Check Valve, 1-1/4 in, FNPT x FNPT, Stainless Steel

Zoro # G1789989
Mfr # 203-106
product price: 
$14.29
/ea
Water Source Control Center Check Valve, 1-1/4 in, Brass 122047
Water Source

Control Center Check Valve, 1-1/4 in, Brass

Zoro # G804065028
Mfr # 122047
product price: 
$72.29
/ea
Dayton 3" MNPT x FNPT Ductile Iron Spring Check Valve 4RK70
Dayton

3" MNPT x FNPT Ductile Iron Spring Check Valve

Zoro # G2192872
Mfr # 4RK70
product price: 
$387.99
/ea
Gf Piping Systems Y Check Valve, Type 304 Series, 1/2 in, Spigot x Spigot, PVC Body, Y-Style 192304031
Gf Piping Systems

Y Check Valve, Type 304 Series, 1/2 in, Spigot x Spigot, PVC Body, Y-Style

Zoro # G1755187
Mfr # 192304031
product price: 
$76.49
/ea
Proline Series Swing Check Valve, 2 in FIP x 2 in FIP, Brass 101-008NL
Proline Series

Swing Check Valve, 2 in FIP x 2 in FIP, Brass

Zoro # G115377728
Mfr # 101-008NL
product price: 
$62.55
/ea
Legend Valve Inline Check Valve, T450 Series, FNPT x FNPT, Bronze, 1-1/4 in 105-426NL
Legend Valve

Inline Check Valve, T450 Series, FNPT x FNPT, Bronze, 1-1/4 in

Zoro # G1769707
Mfr # 105-426NL
product price: 
$50.89
/ea
Campbell Foot & Check Valve, 3/4 in, Acetal Polymer SFV75
Campbell

Foot & Check Valve, 3/4 in, Acetal Polymer

Zoro # G411360578
Mfr # SFV75
product price: 
$20.79
/ea
Thrifco Plumbing Check Valve, Swing, Brass Body, FIP Connection, 1/2 in 6415171
Thrifco Plumbing

Check Valve, Swing, Brass Body, FIP Connection, 1/2 in

Zoro # G009547619
Mfr # 6415171
product price: 
$16.35
/ea
Legend Valve Check Valve, Y-Pattern, 1 in, Sweat x Sweat, Bronze 105-405
Legend Valve

Check Valve, Y-Pattern, 1 in, Sweat x Sweat, Bronze

Zoro # G1780959
Mfr # 105-405
product price: 
$40.79
/ea
Camozzi Manual Valve, 5/3 Closed Center, NPTF Threading 378-905TF
Camozzi

Manual Valve, 5/3 Closed Center, NPTF Threading

Zoro # G606693191
Mfr # 378-905TF
product price: 
$128.99
/ea
Milton In-Line Check Valve, 1/2 in FNPT, Brass 1093-8
Milton

In-Line Check Valve, 1/2 in FNPT, Brass

Zoro # G5035068
Mfr # 1093-8
product price: 
$55.28
/ea
Legend Valve Check Valve, T-750, FNPT x FNPT, Stainless Steel, 1-1/4 in 113-436
Legend Valve

Check Valve, T-750, FNPT x FNPT, Stainless Steel, 1-1/4 in

Zoro # G1765595
Mfr # 113-436
product price: 
$121.99
/ea
Campbell Foot & Check Valve, 3/4 in, Acetal Polymer SFV75
Campbell

Foot & Check Valve, 3/4 in, Acetal Polymer

Zoro # G721869280
Mfr # SFV75
product price: 
$13.99
/ea
Zoeller Check Valve, Inline Swing, 1 1/2 in, PVC Body, Slip x FNPT 30-0258
Zoeller

Check Valve, Inline Swing, 1 1/2 in, PVC Body, Slip x FNPT

Zoro # G300488161
Mfr # 30-0258
product price: 
$27.79
/ea
Zoro Select Check Valve, H041N01 Series, 2 in, FNPT x FNPT, Swing, Inline Disc, 316 Stainless Steel 06H041N01020
Zoro Select

Check Valve, H041N01 Series, 2 in, FNPT x FNPT, Swing, Inline Disc, 316 Stainless Steel

Zoro # G805657369
Mfr # 06H041N01020
product price: 
$154.99
/ea
Milwaukee Valve Swing Y Check Valve, 1/4 in, FNPT x FNPT, Bronze Body 515Y 1/4"
Milwaukee Valve

Swing Y Check Valve, 1/4 in, FNPT x FNPT, Bronze Body

Zoro # G4221682
Mfr # 515Y 1/4"
product price: 
$68.19
/ea
Dayton 1-1/2" Compression PVC Swing Check Valve 4RG88
Dayton

1-1/2" Compression PVC Swing Check Valve

Zoro # G1323917
Mfr # 4RG88
product price: 
$74.19
/ea
H2Flow Controls FlowVis Complete Flow Meter and Safety Flapper Check Valve, 2 to 2-1/2 in, GPM Scale FV-C-S
H2Flow Controls

FlowVis Complete Flow Meter and Safety Flapper Check Valve, 2 to 2-1/2 in, GPM Scale

Zoro # G103993121
Mfr # FV-C-S
product price: 
$219.99
/ea
Smith-Cooper 1-1/4" C X C Swing Check Valve 4347003030
Smith-Cooper

1-1/4" C X C Swing Check Valve

Zoro # G6775732
Mfr # 4347003030
product price: 
$24.29
/ea
Hayward Flow Control Check Valve, True Union, Ball, 1", CPVC/FPM, Flanged TC20100F
Hayward Flow Control

Check Valve, True Union, Ball, 1", CPVC/FPM, Flanged

Zoro # G1302743
Mfr # TC20100F
product price: 
$262.99
/ea
Milwaukee Valve Swing Check Valve, 510T Series, 1/4 in, FNPT x FNPT, Bronze Body 510T 1/4
Milwaukee Valve

Swing Check Valve, 510T Series, 1/4 in, FNPT x FNPT, Bronze Body

Zoro # G1492915
Mfr # 510T 1/4
product price: 
$73.68
/ea
Milwaukee Valve Check Valve, 1509Y Series, Y Swing, 1 in, Sweat x Sweat, Bronze 1509Y 1"
Milwaukee Valve

Check Valve, 1509Y Series, Y Swing, 1 in, Sweat x Sweat, Bronze

Zoro # G4085216
Mfr # 1509Y 1"
product price: 
$203.99
/ea
Plast-O-Matic Check Valve, CKS Series, 2 in, FNPT x Socket, Inline Disc, PVC Body, Viton Seal CKS200VT-NC-PV
Plast-O-Matic

Check Valve, CKS Series, 2 in, FNPT x Socket, Inline Disc, PVC Body, Viton Seal

Zoro # G4157474
Mfr # CKS200VT-NC-PV
product price: 
$450.99
/ea
Milwaukee Valve 1/2" Solder Low Lead Bronze Spring Check Valve UP1548T 1/2
Milwaukee Valve

1/2" Solder Low Lead Bronze Spring Check Valve

Zoro # G3502344
Mfr # UP1548T 1/2
product price: 
$46.99
/ea
Apollo Valves 1" Press Lead Free Bronze Ball Cone Check Valve 61LF10501PR
Apollo Valves

1" Press Lead Free Bronze Ball Cone Check Valve

Zoro # G4654526
Mfr # 61LF10501PR
product price: 
$95.29
/ea
Zoro Select Check Valve, H021N01 Series, 2 1/2 in FNPT x FNPT, Inline Spring Piston, 316 Stainless Steel 06H021N01212
Zoro Select

Check Valve, H021N01 Series, 2 1/2 in FNPT x FNPT, Inline Spring Piston, 316 Stainless Steel

Zoro # G205657334
Mfr # 06H021N01212
product price: 
$207.99
/ea
Everflow Inline Spring Loaded Check Valve, Press, Cast Brass, 1 in 150R100-NL
Everflow

Inline Spring Loaded Check Valve, Press, Cast Brass, 1 in

Zoro # G601106900
Mfr # 150R100-NL
product price: 
$29.29
/ea
Brady Magic Plastics 2 in. D X 2 in. D Slip PVC Quiet Check Valve 0823-20C
Brady

Magic Plastics 2 in. D X 2 in. D Slip PVC Quiet Check Valve

Zoro # G7702831
Mfr # 0823-20C
product price: 
$42.85
/ea
Legend Valve Check Valve, P-451 Series, Press x Press, 1 in 105-005NL
Legend Valve

Check Valve, P-451 Series, Press x Press, 1 in

Zoro # G1788975
Mfr # 105-005NL
product price: 
$50.15
/ea
Hayward Flow Control Check Valve, True Union, Ball, 2", CPVC/FPM, Flanged TC20200F
Hayward Flow Control

Check Valve, True Union, Ball, 2", CPVC/FPM, Flanged

Zoro # G2036361
Mfr # TC20200F
product price: 
$619.99
/ea
Honeywell Check Valve PCV100
Honeywell

Check Valve

Zoro # G6940343
Mfr # PCV100
product price: 
$8.49
/ea
Milwaukee Valve Swing Check Valve, 510T Series, 2 in, FNPT x FNPT, Bronze Body 510T 2
Milwaukee Valve

Swing Check Valve, 510T Series, 2 in, FNPT x FNPT, Bronze Body

Zoro # G2249204
Mfr # 510T 2
product price: 
$321.37
/ea
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
B & K Swing Check Valve, 2 in, Brass 101-008NL
B & K

Swing Check Valve, 2 in, Brass

Zoro # G607969035
Mfr # 101-008NL
product price: 
$63.85
/ea
Sold in mult. of 2 for $127.70
Check Valves (3,500+ items) - Page 22
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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 ValvesRelief ValvesValve PartsPVC Pipe Fittings
Black Pipe FittingsStainless Steel Pipe FittingsBrass Pipe FittingsCamlock FittingsPush-to-Connect Tube Fittings
1/2 inch check valves2" flanged check valves1-1/2" inline check valves1/2" ss check valves3" swing check valves
3" flanged check valves1" brass check valves3" spring check valves8" wafer check valves3" pvc check valves

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