This specification covers the following types and classes of extinguishers:

Type I Stored pressure type

Category A - Temperature range -40 to +140

Category B - Temperature range +35 to +140

Type II Cartridge operated type

Category A - Temperature range -40 to +140

Category B - Temperature range +35 to +140

Purpose:

To specify minimum requirements for a water solution type hand fire extinguisher which shall be suitable for use on incipient fires which may occur in an airplane cabin interior. The type of fire for which these units are intended is one involving combustible materials such as paper, textiles and similar materials.