Featured Categories

  • Tools & Machining
  • Shipping, Packaging & Office Supplies
  • Plumbing
  • Safety

Shop Categories

  • Abrasives & Polishers
  • Adhesives & Tapes
  • Electrical Supplies
  • Electronics
  • Fasteners
  • Food Service & Restaurant Supplies
  • Furniture, Linens & Decor
  • Grounds & Outdoor
  • Hardware & Building Materials
  • Heating & Cooling
  • Janitorial & Cleaning Supplies
  • Lab Equipment & Supplies
  • Lighting
  • Material Handling
  • Medical & Personal Care
  • Paint, Coatings & Supplies
  • Plumbing
  • Power Transmission
  • Pumps
  • Raw Materials
  • Safety
  • Shipping, Packaging & Office Supplies
  • Storage & Workspace
  • Test Instruments & Gauges
  • Tools & Machining
  • Vehicle Maintenance
  • Welding, Soldering & Brazing
  • About Us
  • Deals
  • Contact Us
Added to Cart
Skip to Main Content Accessibility Statement
FREE SHIPPING on orders over $50 after you . Restrictions Apply
Zoro Homepage
Close icon
Clipboard Icon Clipboard Icon Quick Order
User Headset Icon User Headset Icon Customer Service
Cart Icon
0
Cart Icon
0
Cart
  • Low prices on everyday needs. Shop Zoro Select
  • Don't miss these limited time offers. Shop All Deals
  • Get 30 days to pay with Net 30. Apply Now
  1. Home
  2. /
  3. Plumbing
  4. /
  5. Pipes, Valves & Fittings
  6. /
  7. Valves
  8. /
  9. Needle Valves

Needle Valves (1,000+ items) - Page 29

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 346, Inlet  0 to 15  PSI, Needle Valve, Use with: Air R12SLMK-DMK-C346-01-N
Gentec

HP SS Low Flow Regulator, CGA 346, Inlet 0 to 15 PSI, Needle Valve, Use with: Air

Zoro # G709978508
Mfr # R12SLMK-DMK-C346-01-N
product price:  $597.99
/ea
Gentec HP SS Low Flow Regulator, 1/4 NPT F , Inlet  0 to 50 PSI, Needle Valve, Use with: Gas R12SLMK-DKK-00-00-N
Gentec

HP SS Low Flow Regulator, 1/4 NPT F , Inlet 0 to 50 PSI, Needle Valve, Use with: Gas

Zoro # G609978691
Mfr # R12SLMK-DKK-00-00-N
product price:  $580.99
/ea
Gentec HP SS Low Flow Regulator, CGA 540, Inlet  0 to 15 PSI, Needle Valve, Use with: Oxygen R12SLMK-DMK-C540-01-N
Gentec

HP SS Low Flow Regulator, CGA 540, Inlet 0 to 15 PSI, Needle Valve, Use with: Oxygen

Zoro # G009978468
Mfr # R12SLMK-DMK-C540-01-N
product price:  $597.99
/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
Parker Needle Valve, Straight, Brass, 1/8 In. 2A-V4LN-B
Parker

Needle Valve, Straight, Brass, 1/8 In.

Zoro # G1324556
Mfr # 2A-V4LN-B
product price:  $140.99
/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
Dwyer Instruments 1/4" needle valve, female x female. HNV-SSS32B
Dwyer Instruments

1/4" needle valve, female x female.

Zoro # G407144243
Mfr # HNV-SSS32B
product price:  $69.89
/ea
No Product Image Available
Ham-Let

SS Needle Valves, Straight, 5,000 psi

Zoro # G708789624
Mfr # H-300U-SS-L-R-12MM-M
product price:  $170.99
/ea
Dwyer Instruments 1/2" needle valve, female x male. HNV-SSS24B
Dwyer Instruments

1/2" needle valve, female x male.

Zoro # G507144242
Mfr # HNV-SSS24B
product price:  $103.99
/ea
Gentec HP SS Low Flow Regulator, CGA 350, Inlet  0 to 25 PSI, Needle Valve, Use with: Carbon Monoxide R12SLMK-DLK-C350-01-N
Gentec

HP SS Low Flow Regulator, CGA 350, Inlet 0 to 25 PSI, Needle Valve, Use with: Carbon Monoxide

Zoro # G509978623
Mfr # R12SLMK-DLK-C350-01-N
product price:  $589.99
/ea
Gentec HP SSLow Flow Regulator, CGA 510, Inlet  0 to 50 PSI, Needle Valve, Use with: Acetylene R12SLMK-DKK-C510-01-N
Gentec

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

Zoro # G909978513
Mfr # R12SLMK-DKK-C510-01-N
product price:  $580.99
/ea
No Product Image Available
Ham-Let

SS Needle Valves, Straight, Pipe Size 6 mm

Zoro # G809215305
Mfr # HXF-1300-SS-L-6MM-S-VER
product price:  $264.99
/ea
Gentec HP SS Low Flow Regulator, CGA 660 , Inlet  0 to 100 PSI, Needle Valve, Use with: Sulfur Dioxide R12SLMK-DIK-C660-01-N
Gentec

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

Zoro # G509978616
Mfr # R12SLMK-DIK-C660-01-N
product price:  $572.99
/ea
Parker Needle Valve, Straight, 1/4 In., Flare MV-13-104
Parker

Needle Valve, Straight, 1/4 In., Flare

Zoro # G0475133
Mfr # MV-13-104
product price:  $328.99
/ea
No Product Image Available
Parker

Needle Valve

Zoro # G610040233
Mfr # 8Z-V8LR-B
product price:  $416.99
/ea
Gentec HP SS Low Flow Regulator, CGA 320, Inlet  0 to 250 PSI, Needle Valve, Use with: Carbon Dioxide R12SLMK-DGK-C320-01-N
Gentec

HP SS Low Flow Regulator, CGA 320, Inlet 0 to 250 PSI, Needle Valve, Use with: Carbon Dioxide

Zoro # G909978575
Mfr # R12SLMK-DGK-C320-01-N
product price:  $563.99
/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 SSLow Flow Regulator, CGA 510, Inlet  0 to 100 PSI, Needle Valve, Use with: Acetylene R12SLMK-DIK-C510-01-N
Gentec

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

Zoro # G909978629
Mfr # R12SLMK-DIK-C510-01-N
product price:  $572.99
/ea
Gentec HP SS Low Flow Regulator, CGA 326 , Inlet  0 to 100 PSI, Needle Valve, Use with: Nitrous Oxide R12SLMK-DIK-C326-01-N
Gentec

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

Zoro # G909978452
Mfr # R12SLMK-DIK-C326-01-N
product price:  $572.99
/ea
Gentec HP SS Low Flow Regulator, CGA 540, Inlet  0 to 50 PSI, Needle Valve, Use with: Oxygen R12SLMK-DKK-C540-01-N
Gentec

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

Zoro # G809978460
Mfr # R12SLMK-DKK-C540-01-N
product price:  $580.99
/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 350, Inlet  0 to 50 PSI, Needle Valve, Use with: Carbon Monoxide R12SLMK-DKK-C350-01-N
Gentec

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

Zoro # G809978668
Mfr # R12SLMK-DKK-C350-01-N
product price:  $580.99
/ea
Gentec HP SS Low Flow Regulator, CGA 326 , Inlet  0 to 100 PSI, Needle Valve, Use with: Nitrous Oxide R12SLMK-DGK-C326-01-N
Gentec

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

Zoro # G709978591
Mfr # R12SLMK-DGK-C326-01-N
product price:  $563.99
/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
Gentec HP SS Low Flow Regulator, CGA 590, Inlet  0 to 250 PSI, Needle Valve, Use with: Air R12SLMK-DGK-C590-01-N
Gentec

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

Zoro # G609978639
Mfr # R12SLMK-DGK-C590-01-N
product price:  $563.99
/ea
Gentec HP SS Low Flow Regulator, CGA 660 , Inlet  0 to 50 PSI, Needle Valve, Use with: Sulfur Dioxide R12SLMK-DKK-C660-01-N
Gentec

HP SS Low Flow Regulator, CGA 660 , Inlet 0 to 50 PSI, Needle Valve, Use with: Sulfur Dioxide

Zoro # G509978531
Mfr # R12SLMK-DKK-C660-01-N
product price:  $580.99
/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 330 , Inlet  0 to 15 PSI, Needle Valve, Use with: Hydrogen chloride R12SLMK-DMK-C330-01-N
Gentec

HP SS Low Flow Regulator, CGA 330 , Inlet 0 to 15 PSI, Needle Valve, Use with: Hydrogen chloride

Zoro # G509978456
Mfr # R12SLMK-DMK-C330-01-N
product price:  $597.99
/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 SS Low Flow Regulator, CGA 346, Inlet  0 to 50 PSI, Needle Valve, Use with: Air R12SLMK-DKK-C346-01-N
Gentec

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

Zoro # G409978631
Mfr # R12SLMK-DKK-C346-01-N
product price:  $580.99
/ea
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
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
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
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 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
Needle Valves (1,000+ items) - Page 29
  • First
  • Previous
  • 29
    of 31 pages
  • Next
  • Last
How was your search?

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

Ball ValvesCheck ValvesSolenoid ValvesFloat ValvesBrass Pipe Fittings
Compression Tube FittingsStainless Steel Pipe FittingsPush-to-Connect Tube FittingsBlack Pipe FittingsPipe & Tube Clamps
1/2 in ss valvepvdf pipe3/4 in needle valve nptmount 3/4 valve10000 psi needle valve
brass needle valve 1/4"1/8 in needle valveblock and bleed valve1/2 in needle valve1/4 in compression valve

Sign up and save

Take 10% off your next order when you sign up for Zoro emails. Subscribe now to receive your promo code via email.

Follow us

  • Facebook
  • YouTube
  • LinkedIn
  • Instagram
Every part plays a part

Information

  • About Us
  • Accessibility
  • Careers
  • Inclusion
  • Giving Back
  • Resource Hub
  • Returns
  • Shipping

Shopping

  • Brands
  • Collections
  • My Account
  • Payments
  • Deals
  • Sitemap
  • Track My Order

Services

  • Customer Service
  • FAQs
  • Net 30 Terms
  • Reseller Program
  • Sell on Zoro
  • Participate in Research
  • Tax Exemption

Zoro, Inc

Connect

Customer service from real people

  • Phone: (855) 289-9676
  • Contact Us

© 2011-2026 Zoro Tools, Inc. All rights reserved.
  • Terms & Conditions
  • Terms of Access
  • Privacy Policy
Zoro, Inc