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Custom Fittings

Custom Hydraulic Fittings & Pneumatic Adapters, Made to Print

Custom hydraulic fittings, adapters, plugs and valve bodies machined to your drawing, from one piece. Send your drawing and get a reply within one business day.

  • Tolerance±0.005 mm
  • DiameterØ 3 – 80 mm
  • Material303 · 304 · 316L
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  • Material certificate and inspection record with every lot
  • First article report before production starts
  • Minimum order one piece
Specifications

Custom Fitting Specifications

Made-to-print fittings from a manufacturer that quotes straight from your drawing. If all you have is a sample, we can reverse-engineer it into a drawing.

  • Dimensional capability
    ThreadsM1.6–M36, UNC/UNF; other forms confirmed on quote
    Fitting body diameterØ 3–80 mm
    Sealing and thread-land diameters±0.005 mm when ground, ±0.01 mm when turned (how tolerances are called out)
    Part lengthUp to 200 mm cut from billet; length-to-diameter ratio follows your drawing
    Surface finishRa 1.6 µm standard, Ra 0.4 µm on request
    Secondary featuresCross holes, flats, knurling, grooves, laser marking; deburred internal passages
  • Ordering
    Minimum order1 piece
    Production lead time4–6 weeks typical
    Prototype lead time3 days at the fastest, 2–3 weeks typical (prototype machining)
    Batch sizeFrom 100 to 100,000+ pieces
    Files we acceptSTEP or IGES model with a 2D drawing carrying GD&T is ideal; SolidWorks, ProE, PDF and DWG also open
    PackingAnti-rust oil and VCI film wrap, in plastic trays or bags
Material

Materials and
Surface Treatment

Quality Control

Traceable Fittings,
Checked at Every Stage

CMM inspection of a machined aluminium part
  • 01

    Incoming material

    Before a bar or billet is cut, its mill certificate and heat number are matched to the grade on your drawing, so the alloy you specified is the alloy in your fitting.

  • 02

    First article inspection

    Sample fittings are checked against your drawing on our CMM, covering thread and port dimensions, and the full report reaches you for sign-off. The production lot is released only on your approval.

  • 03

    In-process SPC

    During the run, operators pull parts on an AQL sampling plan, so drift in a thread, bore or sealing diameter is caught at the machine rather than at the end of a lot.

  • 04

    Final inspection

    Every lot then gets a complete dimensional and visual check. The material certificate and inspection record ship with the parts, traceable to raw material.

FAQs

Fitting Questions,
Answered.

Need a fitting quoted? Send your drawing and we reply within one business day.

Ask a Question
  • Where is the best place to buy hydraulic fittings?

    For standard catalog sizes, a distributor is fastest. When you need a non-stock thread, port layout, material or dimension, a made-to-print supplier is the better route: we machine fittings from your drawing, starting at one piece.

  • Can you make a fitting from a sample or sketch?

    We work from drawings. A STEP or IGES model plus a 2D drawing with GD&T is ideal. If you only have a physical sample, reverse engineering turns it into a drawing before machining starts.

  • What is the minimum order and lead time?

    The minimum order is one piece. Prototypes ship in 3 days at the fastest and 2–3 weeks typically. Production runs take 4–6 weeks typically, and your quote confirms the date for your part.

  • What tolerances and threads can you hold?

    Diameters hold ±0.005 mm ground and ±0.01 mm turned, called out as described in our machining tolerances guide. Threads run M1.6–M36 plus UNC/UNF; other thread and port forms, and any leak-test requirement, are confirmed on the quote.

  • Which materials and finishes do you offer?

    Stainless 303, 304, 316L and 17-4PH, brass C36000 and 12L14 steel lead the list, with carbon steel, aluminium, titanium and engineering plastics also available. Finishes include passivation, electroless nickel and zinc plating.

  • Is my design protected when I share files?

    Yes. An NDA is available on request before we open or quote your drawing, and uploads are secure and confidential.

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Upload Your Files.
Quoted Within Hours.

Send your CAD drawings, 2D/3D files, or technical documents securely. Our team reviews promptly, protects your IP fully — and signs an NDA on request.

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