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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. Needle Valves

Needle Valves (1,000+ items) - Page 27

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 Low Flow Regulator, 1/4 NPT F , Inlet  0 to 25 PSI, Needle Valve, Use with: Gas R21BGK-DLK-00-00-N
Gentec

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

Zoro # G109978665
Mfr # R21BGK-DLK-00-00-N
product price:  $323.99
/ea
Gentec HP Low Flow Regulator, CGA 590, Inlet  0 to 250 PSI, Needle Valve, Use with: Air R21BGK-DGK-C590-01-N
Gentec

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

Zoro # G109978689
Mfr # R21BGK-DGK-C590-01-N
product price:  $298.99
/ea
Gentec HP SS Low Flow Regulator, CGA 320, Inlet  0 to 15 PSI, Needle Valve, Use with: Carbon Dioxide R12SLMK-DMK-C320-01-N
Gentec

HP SS Low Flow Regulator, CGA 320, Inlet 0 to 15 PSI, Needle Valve, Use with: Carbon Dioxide

Zoro # G509978661
Mfr # R12SLMK-DMK-C320-01-N
product price:  $597.99
/ea
Westlake Pipe & Fittings 3/8'' Cx3/8'' C Brass Straight Needle Valve 17-1531
Westlake Pipe & Fittings

3/8'' Cx3/8'' C Brass Straight Needle Valve

Zoro # G321880937
Mfr # 17-1531
product price:  $15.59
/ea
Gentec HP SS Low Flow Regulator, CGA 590, Inlet  0 to 25 PSI, Needle Valve, Use with:Air R21SLMK-DLK-C590-01-N
Gentec

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

Zoro # G909978438
Mfr # R21SLMK-DLK-C590-01-N
product price:  $589.99
/ea
Gentec HP SS Low Flow Regulator, CGA 660 Inlet  0 to 25 PSI, Needle Valve, Use with:Sulfur Dioxide R31SLMK-DLK-C660-01-N
Gentec

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

Zoro # G709978621
Mfr # R31SLMK-DLK-C660-01-N
product price:  $894.99
/ea
Dixon 1/2 in STEEL MULTIPORT NEEDLE VALVE MFC204
Dixon

1/2 in STEEL MULTIPORT NEEDLE VALVE

Zoro # G309216888
Mfr # MFC204
product price:  $198.99
/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
Ham-Let Plumbing Needle Valves H-300U-SS-L-R-3/8-RS-A
Ham-Let

Plumbing Needle Valves

Zoro # G812534912
Mfr # H-300U-SS-L-R-3/8-RS-A
product price:  $165.99
/ea
Gentec HP High Pressure SS Low Flow Regulator, CGA 540  0 to 250 PSI, Needle Valve, Use with: Oxygen R44SLMK-BGK-C540-01-N
Gentec

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

Zoro # G809978590
Mfr # R44SLMK-BGK-C540-01-N
product price:  $643.99
/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 Low Flow Regulator, 1/4 NPT F , Inlet  0 to 100 PSI, Needle Valve, Use with: Gas R21BGK-DIK-00-00-N
Gentec

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

Zoro # G809978637
Mfr # R21BGK-DIK-00-00-N
product price:  $306.99
/ea
Dixon 3/4 in 316SS MULTIPORT NEEDLE VALVE MFS30604
Dixon

3/4 in 316SS MULTIPORT NEEDLE VALVE

Zoro # G009216898
Mfr # MFS30604
product price:  $410.99
/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
Ham-Let Plumbing Needle Valves H-300U-SS-L-V-3/4-M
Ham-Let

Plumbing Needle Valves

Zoro # G512486788
Mfr # H-300U-SS-L-V-3/4-M
product price:  $472.99
/ea
All-Source 1/4 In. Tube x 1/4 In. Tube Brass Straight Needle Valve 455894
All-Source

1/4 In. Tube x 1/4 In. Tube Brass Straight Needle Valve

Zoro # G811360796
Mfr # 455894
product price:  $14.59
/ea
Sold in mult. of 4 for $58.36
Gentec HP High Pressure SS Low Flow Regulator, CGA 677 0 to 250 PSI, Needle Valve, Use with: Nitrogen R44SLMK-BGK-C677-01-N
Gentec

HP High Pressure SS Low Flow Regulator, CGA 677 0 to 250 PSI, Needle Valve, Use with: Nitrogen

Zoro # G109978467
Mfr # R44SLMK-BGK-C677-01-N
product price:  $643.99
/ea
Gentec HP SS Low Flow Regulator, CGA 540, Inlet  0 to 25 PSI, Needle Valve, Use with: Oxygen R21SLMK-DLK-C540-01-N
Gentec

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

Zoro # G609978578
Mfr # R21SLMK-DLK-C540-01-N
product price:  $589.99
/ea
Gentec HP SS Low Flow Regulator, CGA 350, Inlet  0 to 15 PSI, Needle Valve, Use with: Carbon Monoxide R12SLMK-DMK-C350-01-N
Gentec

HP SS Low Flow Regulator, CGA 350, Inlet 0 to 15 PSI, Needle Valve, Use with: Carbon Monoxide

Zoro # G209978435
Mfr # R12SLMK-DMK-C350-01-N
product price:  $597.99
/ea
Gentec HP SS Low Flow Regulator, CGA 326 , Inlet  0 to 15 PSI, Needle Valve, Use with: Nitrous Oxide R12SLMK-DMK-C326-01-N
Gentec

HP SS Low Flow Regulator, CGA 326 , Inlet 0 to 15 PSI, Needle Valve, Use with: Nitrous Oxide

Zoro # G909978698
Mfr # R12SLMK-DMK-C326-01-N
product price:  $597.99
/ea
Gentec HP SS Low Flow Regulator, 1/4 NPT F , Inlet  0 to 25 PSI, Needle Valve, Use with: Gas R12SLMK-DLK-00-00-N
Gentec

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

Zoro # G509978517
Mfr # R12SLMK-DLK-00-00-N
product price:  $589.99
/ea
Gentec HP High Pressure SS Low Flow Regulator, CGA 590 0 to 3000PSI, Needle Valve, Use with: Air R44SLMK-BDK-C590-01-N
Gentec

HP High Pressure SS Low Flow Regulator, CGA 590 0 to 3000PSI, Needle Valve, Use with: Air

Zoro # G109978658
Mfr # R44SLMK-BDK-C590-01-N
product price:  $618.99
/ea
Anderson Metals 1/4'' Low Lead Brass Saddle Valve 759195-04
Anderson Metals

1/4'' Low Lead Brass Saddle Valve

Zoro # G921858657
Mfr # 759195-04
product price:  $12.79
/ea
Gentec HP SS Low Flow Regulator, CGA 580 , Inlet  0 to 15 PSI, Needle Valve, Use with: IN Ar, He, N2 R12SLMK-DMK-C580-01-N
Gentec

HP SS Low Flow Regulator, CGA 580 , Inlet 0 to 15 PSI, Needle Valve, Use with: IN Ar, He, N2

Zoro # G009978475
Mfr # R12SLMK-DMK-C580-01-N
product price:  $597.99
/ea
Anderson Metals 719103-0402 .25 in. Compression x .13 in. Male Iron Pipe- 90 Degree Needle Valve 166653
Anderson Metals

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

Zoro # G710673034
Mfr # 166653
product price:  $42.29
/ea
Anderson Metals 1/4'' C x 1/4'' C Brass Straight Needle Valve 759106-04
Anderson Metals

1/4'' C x 1/4'' C Brass Straight Needle Valve

Zoro # G121857542
Mfr # 759106-04
product price:  $10.19
/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 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
Gentec HP Low Flow Regulator, CGA 590, Inlet  0 to 25 PSI, Needle Valve, Use with: Air R21BGK-DLK-C590-01-N
Gentec

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

Zoro # G209978466
Mfr # R21BGK-DLK-C590-01-N
product price:  $323.99
/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
Hoke 3700 Series: Integral Bonnet Needle Valves, 1/8in FNPT x 1/8in FNPT, 5000 PSI 3752F2Y
Hoke

3700 Series: Integral Bonnet Needle Valves, 1/8in FNPT x 1/8in FNPT, 5000 PSI

Zoro # G116507254
Mfr # 3752F2Y
product price:  $287.99
/ea
Gentec HP Low Flow Regulator, CGA 580, Inlet  0 to 500 PSI, Needle Valve, Use with: IN Ar, He, N2 R21BGK-DFK-C580-01-N
Gentec

HP Low Flow Regulator, CGA 580, Inlet 0 to 500 PSI, Needle Valve, Use with: IN Ar, He, N2

Zoro # G009978598
Mfr # R21BGK-DFK-C580-01-N
product price:  $289.99
/ea
Gentec HP SSLow Flow Regulator, CGA 510, Inlet  0 to 250 PSI, Needle Valve, Use with: Acetylene R12SLMK-DGK-C510-01-N
Gentec

HP SSLow Flow Regulator, CGA 510, Inlet 0 to 250 PSI, Needle Valve, Use with: Acetylene

Zoro # G809978682
Mfr # R12SLMK-DGK-C510-01-N
product price:  $563.99
/ea
Gentec HP SS Low Flow Regulator, CGA 346, Inlet  0 to 100PSI, Needle Valve, Use with: Air R12SLMK-DIK-C346-01-N
Gentec

HP SS Low Flow Regulator, CGA 346, Inlet 0 to 100PSI, Needle Valve, Use with: Air

Zoro # G209978619
Mfr # R12SLMK-DIK-C346-01-N
product price:  $572.99
/ea
Anderson Metals 75910606 Low Lead Compression Straight Needle Valve .37 x .37 5481593
Anderson Metals

75910606 Low Lead Compression Straight Needle Valve .37 x .37

Zoro # G816330534
Mfr # 5481593
product price:  $28.19
/ea
Needle Valves (1,000+ items) - Page 27
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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.

Related Categories

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