90.20 Standard under periodical review Oct 15, 2024
ISO
ISO/TC 20/SC 10 Aerospace fluid systems and components
International Standard
49.080 Aerospace fluid systems and components | 49.100 Ground service and maintenance equipment
Specifies the basic dimensional and access clearance requirements for pressure connections on pressurized aircraft for coupling with the hose unit or adaptor of ground pressurizing equipment. Three sizes of connection are specified 22,22 mm, 46,04 mm and 72,39 mm for the recommended cabin volumes: not exceeding 1O m^3, 1O to 45 m^3 and 45 to 170 m^3.
WITHDRAWN
ISO 11:1980
PUBLISHED
ISO 11:1987
90.20
Standard under periodical review
Oct 15, 2024