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  9. Needle Valves
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Needle Valves (1,000+ items) - Page 26

Gentec HP High Pressure SS Low Flow Regulator, 1/4 NPTF  0 to1500 PSI, Needle Valve, Use with: Gas R44SLMK-BEK-00-00-N
Gentec

HP High Pressure SS Low Flow Regulator, 1/4 NPTF 0 to1500 PSI, Needle Valve, Use with: Gas

Zoro # G809978491
Mfr # R44SLMK-BEK-00-00-N
product price:  $626.99
/ea
Gentec HP Low Flow Regulator, CGA 580, Inlet  0 to 250 PSI, Needle Valve, Use with: IN Ar, He, N2 R21BGK-DGK-C580-01-N
Gentec

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

Zoro # G909978544
Mfr # R21BGK-DGK-C580-01-N
product price:  $298.99
/ea
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 Low Flow Regulator, CGA 590, Inlet  0 to 250 PSI, Needle Valve, Use with: Air R31BMK-DGK-C590-01-N
Gentec

HP Low Flow Regulator, CGA 590, Inlet 0 to 250 PSI, Needle Valve, Use with: Air

Zoro # G909978643
Mfr # R31BMK-DGK-C590-01-N
product price:  $361.99
/ea
Gentec HP High Pressure SS Low Flow Regulator, CGA 680  0 to 1500 PSI, Needle Valve, Use with: Helium R44SLMK-BEK-C680-01-N
Gentec

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

Zoro # G009978604
Mfr # R44SLMK-BEK-C680-01-N
product price:  $626.99
/ea
Gentec HP SSLow Flow Regulator, CGA 580, Inlet  0 to 25 PSI, Needle Valve, Use with: IN Ar, He, N2 R21SLMK-DLK-C580-01-N
Gentec

HP SSLow Flow Regulator, CGA 580, Inlet 0 to 25 PSI, Needle Valve, Use with: IN Ar, He, N2

Zoro # G709978447
Mfr # R21SLMK-DLK-C580-01-N
product price:  $589.99
/ea
Gentec HP High Pressure SS Low Flow Regulator, CGA 695  0 to 500 PSI, Needle Valve, Use with: Hydrogen R44SLMK-BFK-C695-01-N
Gentec

HP High Pressure SS Low Flow Regulator, CGA 695 0 to 500 PSI, Needle Valve, Use with: Hydrogen

Zoro # G609978493
Mfr # R44SLMK-BFK-C695-01-N
product price:  $635.99
/ea
Hoke 3800 Series: Integral Bonnet Needle Valves, 1/2in Tube x 1/2in Tube, 5000 PSI 3812G8Y
Hoke

3800 Series: Integral Bonnet Needle Valves, 1/2in Tube x 1/2in Tube, 5000 PSI

Zoro # G816507127
Mfr # 3812G8Y
product price:  $278.99
/ea
Gentec HP SS Low Flow Regulator, Dual Stage, 1/4 NPT F , Inlet  0 to 25 PSI, Needle Valve, Use with: Gas R31SLMK-DLK-00-00-N
Gentec

HP SS Low Flow Regulator, Dual Stage, 1/4 NPT F , Inlet 0 to 25 PSI, Needle Valve, Use with: Gas

Zoro # G309978434
Mfr # R31SLMK-DLK-00-00-N
product price:  $894.99
/ea
Gentec HP Low Flow Regulator, CGA 346 NPT F , Inlet  0 to 50 PSI, Needle Valve, Use with: Air R31BMK-DKK-C346-01-N
Gentec

HP Low Flow Regulator, CGA 346 NPT F , Inlet 0 to 50 PSI, Needle Valve, Use with: Air

Zoro # G709978614
Mfr # R31BMK-DKK-C346-01-N
product price:  $378.99
/ea
Gentec HP High Pressure SS Low Flow Regulator, CGA 680  0 to 250 PSI, Needle Valve, Use with: Helium R44SLMK-DGK-C680-01-N
Gentec

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

Zoro # G809978484
Mfr # R44SLMK-DGK-C680-01-N
product price:  $643.99
/ea
Gentec HP High Pressure SS Low Flow Regulator, CGA 677 0 to 1500 PSI, Needle Valve, Use with: Nitrogen R44SLMK-DEK-C677-01-N
Gentec

HP High Pressure SS Low Flow Regulator, CGA 677 0 to 1500 PSI, Needle Valve, Use with: Nitrogen

Zoro # G809978521
Mfr # R44SLMK-DEK-C677-01-N
product price:  $626.99
/ea
Dixon 1/2 in 316SS MULTIPORT NEEDLE VALVE MFS304
Dixon

1/2 in 316SS MULTIPORT NEEDLE VALVE

Zoro # G109216903
Mfr # MFS304
product price:  $469.99
/ea
Gentec HP SS Low Flow Regulator, CGA 320 , Inlet  0 to 50 PSI, Needle Valve, Use with:Carbon Dioxide R21SLMK-DKK-C320-01-N
Gentec

HP SS Low Flow Regulator, CGA 320 , Inlet 0 to 50 PSI, Needle Valve, Use with:Carbon Dioxide

Zoro # G809978606
Mfr # R21SLMK-DKK-C320-01-N
product price:  $580.99
/ea
Gentec HP SS Low Flow Regulator, CGA 510, Inlet  0 to 50  PSI, Needle Valve, Use with: Acetylene R21SLMK-DKK-C510-01-N
Gentec

HP SS Low Flow Regulator, CGA 510, Inlet 0 to 50 PSI, Needle Valve, Use with: Acetylene

Zoro # G309978595
Mfr # R21SLMK-DKK-C510-01-N
product price:  $580.99
/ea
Gentec HP SS Low Flow Regulator, CGA 346, Inlet  0 to 250 PSI, Needle Valve, Use with:Air R21SLMK-DGK-C346-01-N
Gentec

HP SS Low Flow Regulator, CGA 346, Inlet 0 to 250 PSI, Needle Valve, Use with:Air

Zoro # G409978600
Mfr # R21SLMK-DGK-C346-01-N
product price:  $563.99
/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 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
Gentec HP SS Low Flow Regulator, CGA 510, Inlet  0 to 100  PSI, Needle Valve, Use with: Acetylene R21SLMK-DIK-C510-01-N
Gentec

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

Zoro # G309978502
Mfr # R21SLMK-DIK-C510-01-N
product price:  $572.99
/ea
Gentec HP SS Low Flow Regulator, CGA 660 , Inlet  0 to 25 PSI, Needle Valve, Use with: Sulfur Dioxide R12SLMK-DLK-C660-01-N
Gentec

HP SS Low Flow Regulator, CGA 660 , Inlet 0 to 25 PSI, Needle Valve, Use with: Sulfur Dioxide

Zoro # G209978688
Mfr # R12SLMK-DLK-C660-01-N
product price:  $589.99
/ea
Ham-Let Plumbing Needle Valves H-385U-SS-N-R-3/8-M
Ham-Let

Plumbing Needle Valves

Zoro # G612486374
Mfr # H-385U-SS-N-R-3/8-M
product price:  $234.99
/ea
Gentec HP SS Low Flow Regulator, CGA 350 , Inlet  0 to 50 PSI, Needle Valve, Use with: Carbon Monoxide R21SLMK-DKK-C350-01-N
Gentec

HP SS Low Flow Regulator, CGA 350 , Inlet 0 to 50 PSI, Needle Valve, Use with: Carbon Monoxide

Zoro # G309978533
Mfr # R21SLMK-DKK-C350-01-N
product price:  $580.99
/ea
Gentec HP Low Flow Regulator, CGA 350 , Inlet  0 to 100 PSI, Needle Valve, Use with: Carbon Monoxide R21BGK-DIK-C350-01-N
Gentec

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

Zoro # G909978490
Mfr # R21BGK-DIK-C350-01-N
product price:  $306.99
/ea
Dixon Mini Needle Valve, 1/8-27 MNPT x FNPT Nominal, 10000 psi Pressure, Steel Body MFC101
Dixon

Mini Needle Valve, 1/8-27 MNPT x FNPT Nominal, 10000 psi Pressure, Steel Body

Zoro # G109215050
Mfr # MFC101
product price:  $47.39
/ea
Gentec HP SS Low Flow Regulator, CGA 660 , Inlet  0 to 15 PSI, Needle Valve, Use with: Sulfur Dioxide R12SLMK-DMK-C660-01-N
Gentec

HP SS Low Flow Regulator, CGA 660 , Inlet 0 to 15 PSI, Needle Valve, Use with: Sulfur Dioxide

Zoro # G609978592
Mfr # R12SLMK-DMK-C660-01-N
product price:  $597.99
/ea
Ham-Let Plumbing Needle Valves H-300U-SS-L-R-3MM-M
Ham-Let

Plumbing Needle Valves

Zoro # G112486805
Mfr # H-300U-SS-L-R-3MM-M
product price:  $142.99
/ea
Gentec HP Low Flow Regulator, CGA 346 NPT F , Inlet  0 to 50 PSI, Needle Valve, Use with: Air R21BGK-DKK-C346-01-N
Gentec

HP Low Flow Regulator, CGA 346 NPT F , Inlet 0 to 50 PSI, Needle Valve, Use with: Air

Zoro # G709978546
Mfr # R21BGK-DKK-C346-01-N
product price:  $315.99
/ea
Gentec HP High Pressure SS Low Flow Regulator, 1/4 NPTF  0 to 3000 PSI, Needle Valve, Use with: Gas R44SLMK-BDK-00-00-N
Gentec

HP High Pressure SS Low Flow Regulator, 1/4 NPTF 0 to 3000 PSI, Needle Valve, Use with: Gas

Zoro # G709978584
Mfr # R44SLMK-BDK-00-00-N
product price:  $618.99
/ea
Gentec HP High Pressure SS Low Flow Regulator, CGA 680  0 to 3000 PSI, Needle Valve, Use with: Helium R44SLMK-BDK-C680-01-N
Gentec

HP High Pressure SS Low Flow Regulator, CGA 680 0 to 3000 PSI, Needle Valve, Use with: Helium

Zoro # G309978519
Mfr # R44SLMK-BDK-C680-01-N
product price:  $618.99
/ea
No Product Image Available
Parker

Flow Control Valve

Zoro # G709818668
Mfr # N200S
product price:  $63.99
/ea
No Product Image Available
Parker

Flow Control Valve

Zoro # G309818709
Mfr # N1200B
product price:  $242.99
/ea
No Product Image Available
Parker

Needle Valve, 1/4 in Pipe, FNPT x FNPT

Zoro # G908449427
Mfr # V-502SCT
product price:  $182.99
/ea
Hayward Flow Control Needle Valve, Straight, PP/FPM, 1/4", Threaded NVA4025T
Hayward Flow Control

Needle Valve, Straight, PP/FPM, 1/4", Threaded

Zoro # G4400207
Mfr # NVA4025T
product price:  $105.99
/ea
Weatherhead Needle Valve, Straight, Brass, 1/8 x 5/16In A660
Weatherhead

Needle Valve, Straight, Brass, 1/8 x 5/16In

Zoro # G1711771
Mfr # A660
product price:  $20.29
/ea
Zoro Select Needle Valve, Low Lead Brass, 150 psi 709134-02
Zoro Select

Needle Valve, Low Lead Brass, 150 psi

Zoro # G9720891
Mfr # 709134-02
product price:  $14.19
/ea
Needle Valves (1,000+ items) - Page 26
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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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block and bleed valve3/4 in needle valve nptmount 3/4 valve1/4 in brass needle valve1/4 in needle valve
1/4 in compression valve10000 psi needle valve1/2 in ss valvebrass needle valve 1/4"1/2 in needle valve

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