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The EN-139 is an impulsion hose for air and water to 20 bar working pressure. Special for autonomous breathing equipment.

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Description of EN-139 hose

The EN-139 is an impulsion hose for air and water to 20 bar working pressure. This hose withstands temperatures from -10 ° C minimum and maximum to 85 ° C. It is made to EN 139 standards, and ISO-1307, which then provide a brief description:

ISO-1307: This International Standard specifies the tolerances on dimensions of hoses elastomers (rubbers) and plastic (pvc) and minimum and maximum permissible bore diameters for each size of hose. To this end, the hoses have been classified into four types, considering the process by which have been manufactured or extrusion mandrel. The standard also specifies the tolerances on the cut length of hose elastomers and plastics for industrial applications in the automotive sector. This standard is used with the relevant product standards hoses, unless there is a justification for using a different size of hose or unless the size of the hose you need a range of different inside diameters for a particular application.

EN-139 hose has been made mandrel. The hose Euro EN-139 is marked with name, type and pressure. Below is a table of features:








(mm) (in) (bar) (psi) (kg/m) (lbs/m) (bar) (psi) (mm) (in) (m) (ft)
00000EN139007 6x12 1/4" 20/80 290/1160 0,170 0,37 - - - - 40 1-9/16" 40 131
00000EN139009 8x14 5/16" 20/80 290/1160 0,190 0,41 - - - - 45 1-3/4" 40 131
00000EN139012 12x20 1/2" 20/80 290/1160 0,240 0,52 - - - - 55 2-3/16" 40 131


Uses of EN-139 hose

The EN-139 is a hose to supply air and water at 20 bar working pressure. It is special for respiratory protective equipment with compressed air line as masks, facial masks or mouthpiece adapter type.

 Manguera para equipos de respiracion autonoma

Materials of EN-139 hose

  • Interior: The hose EN-139, has an inner tube rubber SBR / EPDM white.
  • Reinforcements: It has high tenacity textile reinforcements.
  • Exterior: The outer cover is made of rubber SBR / EPDM blue.