Tube & Compression Fittings

Front & Back Ferrule Set

Front ferrule, back ferrule and set · 1/16" to 2" OD / 3 mm to 50 mm

Front & Back Ferrule Set

Front & Back Ferrule Set in front ferrule, back ferrule and set. Compare quotes from verified suppliers on MetalMitra, with MTC 3.1 and worldwide delivery.

  • Front & Back Ferrule Set
  • Double Ferrule
  • Single Ferrule
  • SS 316
  • Up to 6000 PSI
  • NPT / BSP

Your details are never shown publicly. The MetalMitra team reviews every requirement.

Specifications

TypeFront Ferrule, Back Ferrule, Set
Size1/16" to 2" OD / 3 mm to 50 mm
Tube OD (Imperial)1/16" to 2"
Tube OD (Metric)3 mm to 50 mm
Working PressureUp to 6000 PSI (depending on size, material and tubing)
ThreadsNPT, BSPT, BSPP, SAE / UNF, Metric
Ferrule TypeDouble Ferrule / Single Ferrule
ManufacturingCNC machined from bar stock and forgings

Source Front & Back Ferrule Set from verified mills, manufacturers and stockists on MetalMitra. Options span front ferrule, back ferrule and set, and every order can ship with an EN 10204 3.1 certificate.

Through MetalMitra you can source Front & Back Ferrule Set in stainless steel, carbon steel, alloy steel, duplex, nickel alloy and other grades, across a broad range of sizes and pressure ratings.

Front and back ferrules are the sealing and gripping rings of a double ferrule fitting; replacement sets are supplied for maintenance.

Precision tube fittings are compression fittings that use front and back ferrules to grip the tube and form a leak-tight seal without welding, flaring or threading the tube. They are used on instrumentation, hydraulic, pneumatic, sampling and analyser lines.

What you can source

  • Connectors — Male and female connectors, port connectors.
  • Unions — Straight, reducing and bulkhead unions.
  • Elbows, Tees & Crosses — Union and male / female branch fittings.
  • Caps, Plugs & Ferrules — End closures and replacement ferrule sets.

Key properties

  • Two-Ferrule Grip — Front ferrule seals, back ferrule grips.
  • Hardened Back Ferrule — Case-hardened for strong tube grip.
  • Leak-Free Seal — Twin-ferrule grip that stays sealed under vibration.
  • No Hot Work — No welding, flaring or threading of the tube needed.

Front & Back Ferrule Set Material & Grades

Material Grades / Specifications
Stainless Steel SS 316 / 316L (ASTM A479 / A182), SS 304
Duplex & Super Duplex UNS S31803 / S32205, UNS S32750
Nickel Alloys Monel 400, Inconel 625, Incoloy 825, Hastelloy C276
Carbon Steel ASTM A108 / A105
Brass CW614N / C36000

Applications & industries

  • Instrumentation Lines
  • Oil & Gas
  • Petrochemical
  • Chemical Processing
  • Power Plants
  • Hydraulic Systems
  • Pneumatic Systems
  • Analyser & Sampling Systems
  • Offshore Platforms
  • Pharmaceutical
  • Semiconductor & Gas Lines
  • Process Skids

Testing & documentation

Inspection and documentation for Front & Back Ferrule Set follow the applicable standard plus any extra requirements in your PO.

  • Dimensional & thread gauge inspection
  • Ferrule hardness and fit-up check
  • Visual inspection
  • Positive Material Identification (PMI)
  • Pressure / leak testing as applicable
  • EN 10204 3.1 Mill Test Certificate
  • Heat-code traceability on every body

Why source on MetalMitra

  • Checked sellers only — Every supplier profile is screened by MetalMitra before it goes live.
  • Faster sourcing — Post one requirement and receive competitive offers without chasing calls.
  • Paperwork sorted — MTC 3.1, test reports and TPI arranged as your project demands.
  • Global logistics — Seaworthy packing and dispatch to project sites across the world.

Request pricing

Post an RFQ for Front & Back Ferrule Set with your drawing or specification and receive quotes from verified suppliers.

Technical note: Figures shown are indicative. Final acceptance should be based on the applicable standard, approved drawings and the MTC supplied with the material.

Applications & industries

  • Instrumentation Lines
  • Oil & Gas
  • Petrochemical
  • Chemical Processing
  • Power Plants
  • Hydraulic Systems
  • Pneumatic Systems
  • Analyser & Sampling Systems
  • Offshore Platforms
  • Pharmaceutical
  • Semiconductor & Gas Lines
  • Process Skids
  • Oil & Gas
  • Petrochemical & Refining
  • Power Generation
  • Chemical Processing
  • Pharmaceutical

Testing & documents

Ask for the documents you need in your requirement — suppliers confirm them in their quotation:

  • Mill test certificate to EN 10204 3.1, or 3.2 with third-party witness
  • Third-party inspection (TPI) by SGS, Bureau Veritas, TÜV or your nominated agency
  • Tests as the standard or your order requires: hydro, PMI, IGC, NDT, hardness or impact tests

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Male Elbow

Imperial and metric sizes

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