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  9. Needle Valves
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Needle Valves (1,000+ items) - Page 23

Westlake Pipe & Fittings 1/4'' Cx1/4'' MIP Brass Straight Needle Valve 17-1311
Westlake Pipe & Fittings

1/4'' Cx1/4'' MIP Brass Straight Needle Valve

Zoro # G621881146
Mfr # 17-1311
product price:  $15.49
/ea
Gentec HP SSLow Flow Regulator, CGA 510, Inlet  0 to 15 PSI, Needle Valve, Use with: Acetylene R12SLMK-DMK-C510-01-N
Gentec

HP SSLow Flow Regulator, CGA 510, Inlet 0 to 15 PSI, Needle Valve, Use with: Acetylene

Zoro # G309978618
Mfr # R12SLMK-DMK-C510-01-N
product price:  $597.99
/ea
Dixon 1/4 in 316SS BLEED NEEDLE VALVE SOFT TIP MS852
Dixon

1/4 in 316SS BLEED NEEDLE VALVE SOFT TIP

Zoro # G209216889
Mfr # MS852
product price:  $142.99
/ea
Gentec HP SS Low Flow Regulator, 1/4 NPT F , Inlet  0 to 100 PSI, Needle Valve, Use with: Gas R12SLMK-DIK-00-00-N
Gentec

HP SS Low Flow Regulator, 1/4 NPT F , Inlet 0 to 100 PSI, Needle Valve, Use with: Gas

Zoro # G209978503
Mfr # R12SLMK-DIK-00-00-N
product price:  $572.99
/ea
Gentec HP SSLow Flow Regulator, CGA 510, Inlet  0 to 25 PSI, Needle Valve, Use with: Acetylene R12SLMK-DLK-C510-01-N
Gentec

HP SSLow Flow Regulator, CGA 510, Inlet 0 to 25 PSI, Needle Valve, Use with: Acetylene

Zoro # G509978562
Mfr # R12SLMK-DLK-C510-01-N
product price:  $589.99
/ea
Hoke 2100 Series - Bar Stock, Screwed Bonnet Needle Valves, 3/8in FNPT x 3/8in FNPT, 6000 PSI 2112F6B
Hoke

2100 Series - Bar Stock, Screwed Bonnet Needle Valves, 3/8in FNPT x 3/8in FNPT, 6000 PSI

Zoro # G616507167
Mfr # 2112F6B
product price:  $426.99
/ea
Gentec HP SS Low Flow Regulator, Dual Stage, CGA 590, Inlet  0 to 25 PSI, Needle Valve, Use with:  Air R31SLMK-DLK-C590-01-N
Gentec

HP SS Low Flow Regulator, Dual Stage, CGA 590, Inlet 0 to 25 PSI, Needle Valve, Use with: Air

Zoro # G309978588
Mfr # R31SLMK-DLK-C590-01-N
product price:  $894.99
/ea
Gentec HP SS Low Flow Regulator, CGA 350, Inlet  0 to 100PSI, Needle Valve, Use with: Carbon Monoxide R12SLMK-DIK-C350-01-N
Gentec

HP SS Low Flow Regulator, CGA 350, Inlet 0 to 100PSI, Needle Valve, Use with: Carbon Monoxide

Zoro # G209978480
Mfr # R12SLMK-DIK-C350-01-N
product price:  $572.99
/ea
Gentec HP SS Low Flow Regulator, CGA 580 , Inlet  0 to 250 PSI, Needle Valve, Use with: IN Ar, He, N2 R12SLMK-DGK-C580-01-N
Gentec

HP SS Low Flow Regulator, CGA 580 , Inlet 0 to 250 PSI, Needle Valve, Use with: IN Ar, He, N2

Zoro # G509978692
Mfr # R12SLMK-DGK-C580-01-N
product price:  $563.99
/ea
Gentec HP High Pressure SS Low Flow Regulator, CGA 680  0 to 250 PSI, Needle Valve, Use with: Helium R44SLMK-BGK-C680-01-N
Gentec

HP High Pressure SS Low Flow Regulator, CGA 680 0 to 250 PSI, Needle Valve, Use with: Helium

Zoro # G409978495
Mfr # R44SLMK-BGK-C680-01-N
product price:  $643.99
/ea
Ham-Let Plumbing Needle Valves H-310U-SS-N-R-3/8-M
Ham-Let

Plumbing Needle Valves

Zoro # G012486608
Mfr # H-310U-SS-N-R-3/8-M
product price:  $315.99
/ea
Gentec HP Low Flow Regulator, Dual Stage, CGA 540, Inlet  0 to 50 PSI, Needle Valve, Use with: Oxygen R31BMK-DKK-C540-01-N
Gentec

HP Low Flow Regulator, Dual Stage, CGA 540, Inlet 0 to 50 PSI, Needle Valve, Use with: Oxygen

Zoro # G209978534
Mfr # R31BMK-DKK-C540-01-N
product price:  $378.99
/ea
Gentec HP Low Flow Regulator, Dual Stage, 1/4 NPT F , Inlet  0 to 100 PSI, Needle Valve, Use with: Gas R31BMK-DIK-00-00-N
Gentec

HP Low Flow Regulator, Dual Stage, 1/4 NPT F , Inlet 0 to 100 PSI, Needle Valve, Use with: Gas

Zoro # G509978630
Mfr # R31BMK-DIK-00-00-N
product price:  $370.99
/ea
Ham-Let Plumbing Needle Valves H-99S-00-SS-L-V-3/8
Ham-Let

Plumbing Needle Valves

Zoro # G012486653
Mfr # H-99S-00-SS-L-V-3/8
product price:  $202.99
/ea
Ham-Let Plumbing Needle Valves H-380U-SS-N-V-1/2-RS
Ham-Let

Plumbing Needle Valves

Zoro # G212486347
Mfr # H-380U-SS-N-V-1/2-RS
product price:  $358.99
/ea
Gentec HP Low Flow Regulator, CGA 350 , Inlet  0 to 500 PSI, Needle Valve, Use with: Carbon Monoxide R21BGK-DFK-C350-01-N
Gentec

HP Low Flow Regulator, CGA 350 , Inlet 0 to 500 PSI, Needle Valve, Use with: Carbon Monoxide

Zoro # G209978442
Mfr # R21BGK-DFK-C350-01-N
product price:  $289.99
/ea
Gentec HP High Pressure SS Low Flow Regulator, CGA 695  0 to1500 PSI, Needle Valve, Use with: Hydrogen R44SLMK-BEK-C695-01-N
Gentec

HP High Pressure SS Low Flow Regulator, CGA 695 0 to1500 PSI, Needle Valve, Use with: Hydrogen

Zoro # G409978532
Mfr # R44SLMK-BEK-C695-01-N
product price:  $626.99
/ea
Gentec HP High Pressure SS Low Flow Regulator, 1/4 NPTF  0 to 250 PSI, Needle Valve, Use with: Gas R44SLMK-BGK-00-00-N
Gentec

HP High Pressure SS Low Flow Regulator, 1/4 NPTF 0 to 250 PSI, Needle Valve, Use with: Gas

Zoro # G509978470
Mfr # R44SLMK-BGK-00-00-N
product price:  $643.99
/ea
Gentec HP Low Flow Regulator, CGA 590, Inlet  0 to 100 PSI, Needle Valve, Use with: Air R31BMK-DIK-C590-01-N
Gentec

HP Low Flow Regulator, CGA 590, Inlet 0 to 100 PSI, Needle Valve, Use with: Air

Zoro # G209978527
Mfr # R31BMK-DIK-C590-01-N
product price:  $370.99
/ea
Gentec HP Low Flow Regulator, CGA 510, Inlet  0 to 100 PSI, Needle Valve, Use with: Acetylene R21BGK-DIK-C510-01-N
Gentec

HP Low Flow Regulator, CGA 510, Inlet 0 to 100 PSI, Needle Valve, Use with: Acetylene

Zoro # G709978478
Mfr # R21BGK-DIK-C510-01-N
product price:  $306.99
/ea
Gentec HP SS Low Flow Regulator, CGA 660 Inlet  0 to 100 PSI, Needle Valve, Use with:Sulfur Dioxide R31SLMK-DIK-C660-01-N
Gentec

HP SS Low Flow Regulator, CGA 660 Inlet 0 to 100 PSI, Needle Valve, Use with:Sulfur Dioxide

Zoro # G709978676
Mfr # R31SLMK-DIK-C660-01-N
product price:  $877.99
/ea
Dixon 1/4 in STEEL BLEED NEEDLE VALVE HARD SEAT MC802
Dixon

1/4 in STEEL BLEED NEEDLE VALVE HARD SEAT

Zoro # G809091398
Mfr # MC802
product price:  $96.15
/ea
Gentec HP SS Low Flow Regulator, CGA 320, Inlet  0 to 100 PSI, Needle Valve, Use with: Carbon Dioxide R12SLMK-DIK-C320-01-N
Gentec

HP SS Low Flow Regulator, CGA 320, Inlet 0 to 100 PSI, Needle Valve, Use with: Carbon Dioxide

Zoro # G009978451
Mfr # R12SLMK-DIK-C320-01-N
product price:  $572.99
/ea
Gentec HP High Pressure SS Low Flow Regulator, CGA 695  0 to 250 PSI, Needle Valve, Use with: Hydrogen R44SLMK-BGK-C695-01-N
Gentec

HP High Pressure SS Low Flow Regulator, CGA 695 0 to 250 PSI, Needle Valve, Use with: Hydrogen

Zoro # G309978564
Mfr # R44SLMK-BGK-C695-01-N
product price:  $643.99
/ea
Gentec HP SS Low Flow Regulator, CGA 590, Inlet  0 to 100 PSI, Needle Valve, Use with:Air R21SLMK-DIK-C590-01-N
Gentec

HP SS Low Flow Regulator, CGA 590, Inlet 0 to 100 PSI, Needle Valve, Use with:Air

Zoro # G409978464
Mfr # R21SLMK-DIK-C590-01-N
product price:  $572.99
/ea
Gentec HP SS Low Flow Regulator, CGA 540, Inlet  0 to 250 PSI, Needle Valve, Use with: Oxygen R12SLMK-DGK-C540-01-N
Gentec

HP SS Low Flow Regulator, CGA 540, Inlet 0 to 250 PSI, Needle Valve, Use with: Oxygen

Zoro # G309978687
Mfr # R12SLMK-DGK-C540-01-N
product price:  $563.99
/ea
Ham-Let Plumbing Needle Valves H-310U-SS-N-R-1/4-M-A
Ham-Let

Plumbing Needle Valves

Zoro # G612486565
Mfr # H-310U-SS-N-R-1/4-M-A
product price:  $179.99
/ea
Swivel 0.12F x 0.12F  Needle Valve SW2742391
Swivel

0.12F x 0.12F Needle Valve

Zoro # G212180450
Mfr # SW2742391
product price:  $62.39
/ea
Ham-Let Plumbing Needle Valves H-300U-SS-L-V-1/4-M
Ham-Let

Plumbing Needle Valves

Zoro # G412486017
Mfr # H-300U-SS-L-V-1/4-M
product price:  $132.99
/ea
Gentec HP SSLow Flow Regulator, CGA 580, Inlet  0 to 50 PSI, Needle Valve, Use with: IN Ar, He, N2 R21SLMK-DKK-C580-01-N
Gentec

HP SSLow Flow Regulator, CGA 580, Inlet 0 to 50 PSI, Needle Valve, Use with: IN Ar, He, N2

Zoro # G909978674
Mfr # R21SLMK-DKK-C580-01-N
product price:  $580.99
/ea
Larsen Supply Co 0.25 in. Compression Outlet Brass Saddle Needle Valve, 6PK 207858
Larsen Supply Co

0.25 in. Compression Outlet Brass Saddle Needle Valve, 6PK

Zoro # G415834020
Mfr # 207858
product price:  $23.65
/pk 6, $3.94/ea
Gentec HP SS Low Flow Regulator, CGA 590, Inlet  0 to 50 PSI, Needle Valve, Use with: Air R12SLMK-DKK-C590-01-N
Gentec

HP SS Low Flow Regulator, CGA 590, Inlet 0 to 50 PSI, Needle Valve, Use with: Air

Zoro # G609978608
Mfr # R12SLMK-DKK-C590-01-N
product price:  $580.99
/ea
Gentec HP High Pressure SS Low Flow Regulator, CGA 680  0 to 1500 PSI, Needle Valve, Use with: Helium R44SLMK-DEK-C680-01-N
Gentec

HP High Pressure SS Low Flow Regulator, CGA 680 0 to 1500 PSI, Needle Valve, Use with: Helium

Zoro # G109978580
Mfr # R44SLMK-DEK-C680-01-N
product price:  $626.99
/ea
Gentec HP SS Low Flow Regulator, CGA 540, Inlet  0 to 100 PSI, Needle Valve, Use with: Oxygen R12SLMK-DIK-C540-01-N
Gentec

HP SS Low Flow Regulator, CGA 540, Inlet 0 to 100 PSI, Needle Valve, Use with: Oxygen

Zoro # G209978565
Mfr # R12SLMK-DIK-C540-01-N
product price:  $572.99
/ea
Dixon 3/4 in STEEL MULTIPORT NEEDLE VALVE MFC30604
Dixon

3/4 in STEEL MULTIPORT NEEDLE VALVE

Zoro # G709216891
Mfr # MFC30604
product price:  $219.99
/ea
Gentec HP SS Low Flow Regulator, CGA 330 , Inlet  0 to 25 PSI, Needle Valve, Use with: Hydrogen chloride R12SLMK-DLK-C330-01-N
Gentec

HP SS Low Flow Regulator, CGA 330 , Inlet 0 to 25 PSI, Needle Valve, Use with: Hydrogen chloride

Zoro # G009978574
Mfr # R12SLMK-DLK-C330-01-N
product price:  $589.99
/ea
Needle Valves (1,000+ items) - Page 23
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About Needle Valves

Needle valves are an important component of many fluid control systems. They are used to regulate the flow of fluid through pipes or tubes and are particularly useful for applications that require precise control over flow rates. Needle valves feature a tapered needle-shaped plunger that is used to control the flow of fluid through a small orifice. This allows for precise adjustments to be made to flow rates and pressures, making them ideal for use in a variety of industrial settings.

Types of Needle Valves

There are several different types of needle valves that are commonly used, each with their own unique characteristics and applications. Straight needle valves are the most common type and are used for applications that require a linear flow path. Angled needle valves, on the other hand, are used when a change in direction is required. Needle valves can also vary based on their connection type, with options for threaded, flanged, or compression fittings. Body materials can include brass, stainless steel, or other alloys, and the maximum pressure and flow rate will vary depending on the specific valve.

How Needle Valves are Made

Needle valves are typically constructed using high-quality materials that can withstand the demands of harsh industrial environments. They may be made from brass, stainless steel, or other alloys depending on the application. The plunger of the valve is typically made from a hard-wearing material like ceramic or tungsten carbide, which allows for precise control over the flow of fluid. Needle valves can be built to withstand high pressures and temperatures, making them ideal for use in a variety of settings.

Industries that use Needle Valves

Needle valves are used in a wide range of industries, including oil and gas, chemical processing, and aerospace. They are particularly useful in applications where precise control over flow rates is required, such as in research and development or laboratory settings. Needle valves are also commonly used in hydraulic systems, where they help regulate the flow of fluids through pipes and tubes. Professionals in these industries rely on needle valves to help them achieve accurate and consistent results, making them an important tool for a variety of jobs.

Find the Needle 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.

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1/2 in needle valve1/8 in needle valve1/4 in brass needle valvemount 3/4 valve10000 psi needle valve
block and bleed valve1/2 in needle valve nptbrass needle valve 1/4"1/4 in compression valve1/2" brass needle valve

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