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Ferrules

Products

Swagelok Nut & Ferrule Set (Brass & Stainless Steel)

Restek is pleased to offer one of the premier lines of fittings available for chromatographers in the market today. We can supply the entire line of Swagelok fittings. Fittings are available in brass and stainless steel. Siltek/Sulfinert treated or Silcosteel-CR treated fittings are also available. If you don't see the exact product you're looking for, please call us for a quote.

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Swagelok Front Ferrule (Brass & Stainless Steel)

Restek is pleased to offer one of the premier lines of fittings available for chromatographers in the market today. We can supply the entire line of Swagelok fittings. Fittings are available in brass and stainless steel. Siltek/Sulfinert treated or Silcosteel-CR treated fittings are also available. If you don't see the exact product you're looking for, please call us for a quote.

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Swagelok Back Ferrule (Brass & Stainless Steel)

Restek is pleased to offer one of the premier lines of fittings available for chromatographers in the market today. We can supply the entire line of Swagelok fittings. Fittings are available in brass and stainless steel. Siltek/Sulfinert treated or Silcosteel-CR treated fittings are also available. If you don't see the exact product you're looking for, please call us for a quote.

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Parker Nut & Ferrule Set (Brass & Stainless Steel)

Parker’s (A-Lok) fittings are ideal for installing new equipment, modifying existing instrumentation, or replacing worn connections. Fittings are available in brass and stainless steel. Siltek/Sulfinert treated or Silcosteel-CR treated fittings are also available. If there is a particular Parker fitting that you are looking for and it is not listed here, please contact us to inquire about availability.

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Parker Front Ferrule (Brass & Stainless Steel)

Parker’s (A-Lok) fittings are ideal for installing new equipment, modifying existing instrumentation, or replacing worn connections. Fittings are available in brass and stainless steel. Siltek/Sulfinert treated or Silcosteel-CR treated fittings are also available. If there is a particular Parker fitting that you are looking for and it is not listed here, please contact us to inquire about availability.

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Parker Back Ferrule (Brass & Stainless Steel)

Parker’s (A-Lok) fittings are ideal for installing new equipment, modifying existing instrumentation, or replacing worn connections. Fittings are available in brass and stainless steel. Siltek/Sulfinert treated or Silcosteel-CR treated fittings are also available. If there is a particular Parker fitting that you are looking for and it is not listed here, please contact us to inquire about availability.

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Alumaseal Ferrules

  • Aluminum construction—will not crack or fragment.
  • No retightening required after temperature cycles—excellent for GC-MS.
  • Eliminate out-gassing and make leak-tight seals for less detector noise.
  • Unique two-piece design permanently locks on fused silica tubing without causing breakage.
  • Will not stick in fittings, unlike Vespel or graphite ferrules.
  • Stable to 550 °C.
  • Use with any 1/16" compression-type fitting.

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5 mm Ferrules

for Shimadzu 17A GCs

  • For use with packed columns.
  • Graphite construction.

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PTFE Ferrules

  • Upper temperature limit 250 °C.
  • 100% PTFE; completely inert.
  • One-piece design requires no back ferrule.

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Valco Polyimide Ferrules for 1/16-Inch Valco Fittings

Fused silica adaptor ferrules are made from Valcon polyimide, a unique, graphite-reinforced composite specially prepared to maximize mechanical stability at temperatures up to 350 °C. The determining factor for selecting adaptor ferrule size is the fused silica tubing OD.

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Encapsulated Graphite Capillary Ferrules for 1/16-Inch Compression-Type Fittings

  • Reusable—will not deform and stick in fittings.
  • Less torque needed to seal ferrule.
  • Restek’s unique blend of graphite minimizes fragmentation and out-gassing.

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Valco 1/32-Inch Adaptor Ferrules (Valcon Polyimide)

Fused silica adaptor ferrules are made from Valcon polyimide, a unique, graphite-reinforced composite specially prepared to maximize mechanical stability at temperatures up to 350 °C. The determining factor for selecting adaptor ferrule size is the fused silica tubing OD.

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GRAPHPACK 3D/2 Ferrules

GRAPHPACK technology provides a complete system that quickly and reliably makes a leak-tight, low-dead-volume connection. The central component is a metal-jacketed graphite ferrule—the ideal seal for GC applications.

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Vu-Union Vespel/Graphite Ferrules

  • Use with Vacuum Vu-Union connectors.
  • 60% Vespel/40% graphite.
  • 400 °C maximum operating temperature.

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Valco Ferrule Removal Kit

The tapered tools in this kit have teeth designed to grip and remove fused silica adaptor ferrules that have become stuck in the fitting detail. Each kit has two tools: one for removing 1/32-inch adaptor ferrules and one for removing 1/16-inch adaptor ferrules.

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Stainless Steel Jet Reamers / Ferrule Removers

A great tool for cleaning detector jets or removing stuck ferrules from other small orifices. Serrated design is optimal for removing silica deposits and other contaminants.

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Septum Puller

  • Use hooked end for removing septa and O-rings; pointed end works well for removing stuck ferrules or debris.
  • Keep several on hand in your laboratory for other uses, too.

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4" Tapered Needle Files

These files can be used for many purposes. They are especially useful for removing ferrules that are lodged in injector or detector ports.

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Mini Hand Drill Set

Drill ferrules to the proper ID in seconds! Includes three drills, for use with 0.25, 0.32, and 0.53 mm ID (0.4, 0.5, and 0.8 mm OD) capillary columns.

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