International Organization for Standardization (ISO)
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ISO 8399-1:1998
Scope
This part of ISO 8399 establishes the design criteria for accessory drives and mounting flanges with quick attach/detach provisions primarily intended for use in aircraft gearboxes or engine accessories.
NOTE — Some design criteria are subject to agreement between the engine/gearbox manufacturer and the accessory manufacturer (see clause 10).
ISO 8399-1:1998 history
1998ISO 8399-1:1998 Aerospace - Accessory drives and mounting flanges (Metric series) - Part 1: Design criteria