Ningbo Sabe Machinery Manufacturing
Brass Compression Fittings
Brass Compression Fittings

Catalogue Download

Brass Compression Fittings & Adapters


Compatible with copper, brass, aluminum and thermoplastic tubing for instrumentation, hydraulic and pneumatic systems like typical fluid air, oil, water, lubricant and other applications.
Note: When use with thermoplastic tubing, a brass insert is required for support.


  1. Construction - Three piece unit: body, nut (available with long or short nut) and sleeve. Extruded and Forged Configuration.
  2. Vibration resistance - Fair vibration resistance with short nut, The long nut can be used for greater vibration application.
  3. Advantages - Low cost. Easy to assemble without special tube prep, no flaring.Broad selection of styles and sizes.


  1. Temperature Range: -65°F to +250°F (-53°C to +121°C) range at maximum operating pressures.
  2. Working Pressure: up to 2000 PSI with a 4:1 safety factor depending on tube sizes. When using plastic tubing, use the working pressure for type used.

Assembly Instructions

Compression Tube Fittings

  1. Cut tubing to desired length.
  2. Slide nut and then sleeve on tube. Threaded end "A" of nut must face out.
  3. Insert tubing into fitting body. Be sure tubing is bottomed on fitting shoulder.
  4. Lubricate threads and assemble to fitting body.
  5. Tighten nut hand tight. From that point, tighten with a wrench the number of turns indicated in the chart (For Fractional Tubes) below.
Additional Turns From Hand Tight
1/8” thru 1/4”
3/8” thru 1”

US Brass Compression Fittings & Adapters

US Brass Compression Fitting

- Extruded Bar Stock, Hex Forging Blank, Fractional Tube Dia & NPT Thread Mainly.

Euro Brass Compression Fittings & Adapters

Euro Brass Compression Fitting

- Extruded Bar Stock, Round Forging Blank, Nickel-Plated, Metric Tube Dia & BSP Thread Mainly.