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  1. Home
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  3. Plumbing
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  5. Pipes, Valves & Fittings
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  7. Valves
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  9. Needle Valves

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

Gentec HP SS Low Flow Regulator, CGA 540, Inlet  0 to 25 PSI, Needle Valve, Use with: Oxygen R12SLMK-DLK-C540-01-N
Gentec

HP SS Low Flow Regulator, CGA 540, Inlet 0 to 25 PSI, Needle Valve, Use with: Oxygen

Zoro # G409978594
Mfr # R12SLMK-DLK-C540-01-N
product price:  $589.99
/ea
Ham-Let Plumbing Needle Valves H-99XL-10-SS-N-NR-1
Ham-Let

Plumbing Needle Valves

Zoro # G012535146
Mfr # H-99XL-10-SS-N-NR-1
product price:  $371.99
/ea
Gentec HP High Pressure SS Low Flow Regulator, CGA 695  0 to 3000 PSI, Needle Valve, Use with: Hydrogen R44SLMK-BDK-C695-01-N
Gentec

HP High Pressure SS Low Flow Regulator, CGA 695 0 to 3000 PSI, Needle Valve, Use with: Hydrogen

Zoro # G109978450
Mfr # R44SLMK-BDK-C695-01-N
product price:  $618.99
/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
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
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
Ham-Let Plumbing Needle Valves H-395U-SS-NL-V-1/4-M
Ham-Let

Plumbing Needle Valves

Zoro # G412486697
Mfr # H-395U-SS-NL-V-1/4-M
product price:  $125.99
/ea
Gentec HP Low Flow Regulator, CGA 350 , Inlet  0 to 50 PSI, Needle Valve, Use with: Carbon Monoxide R21BGK-DKK-C350-01-N
Gentec

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

Zoro # G809978613
Mfr # R21BGK-DKK-C350-01-N
product price:  $315.99
/ea
Dixon Block and Bleed Needle Valve, 1/4-18 Nominal, MNPT x FNPT End Style, 316 SSss Steel Body MFS702
Dixon

Block and Bleed Needle Valve, 1/4-18 Nominal, MNPT x FNPT End Style, 316 SSss Steel Body

Zoro # G209015284
Mfr # MFS702
product price:  $285.99
/ea
Gizmo 719103-0402 .25 in. Compression x .13 in. Male Iron Pipe, 90 Degree Needle Valve GI568687
Gizmo

719103-0402 .25 in. Compression x .13 in. Male Iron Pipe, 90 Degree Needle Valve

Zoro # G215833735
Mfr # GI568687
product price:  $45.59
/ea
Gentec HP Low Flow Regulator, CGA 346 NPT F , Inlet  0 to 25 PSI, Needle Valve, Use with: Air R21BGK-DLK-C346-01-N
Gentec

HP Low Flow Regulator, CGA 346 NPT F , Inlet 0 to 25 PSI, Needle Valve, Use with: Air

Zoro # G309978441
Mfr # R21BGK-DLK-C346-01-N
product price:  $323.99
/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
Gentec HP Low Flow Regulator, CGA 346 NPT F , Inlet  0 to 250 PSI, Needle Valve, Use with: Air R21BGK-DGK-C346-01-N
Gentec

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

Zoro # G909978537
Mfr # R21BGK-DGK-C346-01-N
product price:  $298.99
/ea
Dwyer Instruments Needle Valve Block Manifolds, 38 Mxf 6000 Sst N HNV-SSS23B
Dwyer Instruments

Needle Valve Block Manifolds, 38 Mxf 6000 Sst N

Zoro # G907144293
Mfr # HNV-SSS23B
product price:  $63.59
/ea
Gentec HP SS Low Flow Regulator, CGA 590, Inlet  0 to 15 PSI, Needle Valve, Use with: Air R12SLMK-DMK-C590-01-N
Gentec

HP SS Low Flow Regulator, CGA 590, Inlet 0 to 15 PSI, Needle Valve, Use with: Air

Zoro # G709978485
Mfr # R12SLMK-DMK-C590-01-N
product price:  $597.99
/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 Low Flow Regulator, Dual Stage, 1/4 NPT F , Inlet  0 to 250PSI, Needle Valve, Use with: Gas R31BMK-DGK-00-00-N
Gentec

HP Low Flow Regulator, Dual Stage, 1/4 NPT F , Inlet 0 to 250PSI, Needle Valve, Use with: Gas

Zoro # G809978514
Mfr # R31BMK-DGK-00-00-N
product price:  $361.99
/ea
Handifoam 7in Needle Valve Replacement Kit for F61030 F61021
Handifoam

7in Needle Valve Replacement Kit for F61030

Zoro # G711891710
Mfr # F61021
product price:  $54.89
/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 STEEL BLEED NEEDLE VALVE HARD SEAT MC802
Dixon

1/4 in STEEL BLEED NEEDLE VALVE HARD SEAT

Zoro # G809091398
Mfr # MC802
product price:  $100.99
/ea
Gentec HP Low Flow Regulator, CGA 510, Inlet  0 to 25 PSI, Needle Valve, Use with: Acetylene R31BMK-DLK-C510-01-N
Gentec

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

Zoro # G709978522
Mfr # R31BMK-DLK-C510-01-N
product price:  $387.99
/ea
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 320 , Inlet  0 to 25 PSI, Needle Valve, Use with: Carbon Dioxide R21BGK-DLK-C320-01-N
Gentec

HP Low Flow Regulator, CGA 320 , Inlet 0 to 25 PSI, Needle Valve, Use with: Carbon Dioxide

Zoro # G609978684
Mfr # R21BGK-DLK-C320-01-N
product price:  $323.99
/ea
Gentec HP SS Low Flow Regulator, CGA 350, Inlet  0 to 250PSI, Needle Valve, Use with: Carbon Monoxide R12SLMK-DGK-C350-01-N
Gentec

HP SS Low Flow Regulator, CGA 350, Inlet 0 to 250PSI, Needle Valve, Use with: Carbon Monoxide

Zoro # G209978602
Mfr # R12SLMK-DGK-C350-01-N
product price:  $563.99
/ea
Ham-Let Plumbing Needle Valves H-300U-SS-L-V-1/8-M
Ham-Let

Plumbing Needle Valves

Zoro # G612534976
Mfr # H-300U-SS-L-V-1/8-M
product price:  $136.99
/ea
Gentec HP High Pressure SS Low Flow Regulator, CGA 590 0 to 1500 PSI, Needle Valve, Use with: Air R44SLMK-BEK-C590-01-N
Gentec

HP High Pressure SS Low Flow Regulator, CGA 590 0 to 1500 PSI, Needle Valve, Use with: Air

Zoro # G509978500
Mfr # R44SLMK-BEK-C590-01-N
product price:  $626.99
/ea
Gentec HP SS Low Flow Regulator, CGA 320, Inlet  0 to 50 PSI, Needle Valve, Use with: Carbon Dioxide R12SLMK-DKK-C320-01-N
Gentec

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

Zoro # G109978634
Mfr # R12SLMK-DKK-C320-01-N
product price:  $580.99
/ea
Gentec HP High Pressure SS Low Flow Regulator, CGA 695  0 to 250 PSI, Needle Valve, Use with: Hydrogen R44SLMK-DGK-C695-01-N
Gentec

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

Zoro # G109978504
Mfr # R44SLMK-DGK-C695-01-N
product price:  $643.99
/ea
Gentec HP SS Low Flow Regulator, CGA 326, Inlet  0 to 100 PSI, Needle Valve, Use with: Nitrous Oxide R21SLMK-DIK-C326-01-N
Gentec

HP SS Low Flow Regulator, CGA 326, Inlet 0 to 100 PSI, Needle Valve, Use with: Nitrous Oxide

Zoro # G409978662
Mfr # R21SLMK-DIK-C326-01-N
product price:  $572.99
/ea
Gentec HP Low Flow Regulator, CGA 320 , Inlet  0 to 50 PSI, Needle Valve, Use with: Carbon Dioxide R21BGK-DKK-C320-01-N
Gentec

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

Zoro # G809978545
Mfr # R21BGK-DKK-C320-01-N
product price:  $315.99
/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:  $214.99
/ea
Gentec HP Low Flow Regulator, CGA 326 , Inlet  0 to 25 PSI, Needle Valve, Use with: Nitrous Oxide R21BGK-DLK-C326-01-N
Gentec

HP Low Flow Regulator, CGA 326 , Inlet 0 to 25 PSI, Needle Valve, Use with: Nitrous Oxide

Zoro # G509978432
Mfr # R21BGK-DLK-C326-01-N
product price:  $323.99
/ea
Gentec HP High Pressure SS Low Flow Regulator, 1/4 NPTF  0 to1500 PSI, Needle Valve, Use with: Gas R44SLMK-DEK-00-00-N
Gentec

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

Zoro # G709978638
Mfr # R44SLMK-DEK-00-00-N
product price:  $626.99
/ea
Gentec HP SS Low Flow Regulator, CGA 346, Inlet  0 to 250 PSI, Needle Valve, Use with: Air R12SLMK-DGK-C346-01-N
Gentec

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

Zoro # G709978553
Mfr # R12SLMK-DGK-C346-01-N
product price:  $563.99
/ea
Gentec HP SS Low Flow Regulator, CGA 590, Inlet  0 to 100 PSI, Needle Valve, Use with: Air R12SLMK-DIK-C590-01-N
Gentec

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

Zoro # G209978626
Mfr # R12SLMK-DIK-C590-01-N
product price:  $572.99
/ea
Gentec HP High Pressure SS Low Flow Regulator, CGA 540  0 to 500 PSI, Needle Valve, Use with: Oxygen R44SLMK-BFK-C540-01-N
Gentec

HP High Pressure SS Low Flow Regulator, CGA 540 0 to 500 PSI, Needle Valve, Use with: Oxygen

Zoro # G109978696
Mfr # R44SLMK-BFK-C540-01-N
product price:  $635.99
/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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