This Aerospace Standard covers hose assemblies intended for use in aircraft high temperature fluid systems. The specified temperature range is −55°C (−67°F) to +204°C (400°F). Operating pressures are listed in Table I.

Classification:

The assemblies shall be of the following types:

Type I - Non-Conductive Inner Tube

Type II - Conductive Inner Tube

The hose assemblies shall be of the following classes:

Class 1 - Liquid Proof Test

Class 2 - Pneumatic Proof Test