ISO 1971:1975 Preview
Aircraft -- Accessory drives and mounting pads
This standard was last reviewed and confirmed in 2018. Therefore this version remains current.
Provides a design for quick-release couplings with involute spline drive, intended primarily for aircraft engine/gearbox accessories which require to be removed whilst the engine/gearbox is in service. Comprises design notes and recommendations, accessory flanges up to and above spigot reference 25O, engine/gearbox pads up to and above spigot reference 250, coupling clamps, selected involute splines.
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