90.60 Close of review Mar 5, 2026
ISO
ISO/TC 20/SC 10 Aerospace fluid systems and components
International Standard
49.080 Aerospace fluid systems and components
Published
ISO 22089:2009 establishes the general requirements for hydraulic Power Transfer Units (PTUs)
ISO 22089:2009 covers uni-directional and bi-directional PTUs.
ISO 22089:2009 is used in conjunction with the detail specification particular to each application.
PUBLISHED
ISO 22089:2009
90.60
Close of review
Mar 5, 2026