GJB 1255-1991
Specification for YM6502 aviation oxygen supply mask (English Version)

Standard No.

GJB 1255-1991

Language

Chinese, Available in English version

Release Date

1991

Published By

Military Standard of the People's Republic of China-General Armament Department

Status

Be replaced 2001-08

Replace By

GJB 1255A-2001

Latest

GJB 1255A-2017

GJB 1255-1991 history

• 2017 GJB 1255A-2017 Specification for aviation oxygen masks
• 2001 GJB 1255A-2001 Specification for aviation oxygen masks
• 1991 GJB 1255-1991 Specification for YM6502 aviation oxygen supply mask