Sikorsky S-55 / H-19 Chickasaw Airworthiness Directives (ADs)

22 ADs referencing the Sikorsky S-55 / H-19 Chickasaw (S-55 / H-19 Chickasaw) family · FAA quick reference

Quick reference only — not a compliance record. This list is for research convenience and may be incomplete or out of date. It is not an airworthiness compliance determination. Always verify against the official FAA record, and check directly with the FAA before relying on it. ADs are mandatory; STCs indicate approval for the type (not installation on a specific airframe); SAIBs are advisory.

Airworthiness Directives (ADs) applicable to the Sikorsky S-55 / H-19 Chickasaw family, sourced from the FAA. ADs are mandatory; this list is a quick reference for research and is NOT a compliance record.

Document	Title / Subject	Date
2023-11-07	Airworthiness Directives; Various Helicopters	2023-06-15
2021-23-13	Airworthiness Directives; Various Helicopters	2021-12-07
2001-22-14	Airworthiness Directives; Overland Aviation Services Fire Extinguishing System Bottle Cartridges	2001-10-24

+ 19 more ADs for the Sikorsky S-55 / H-19 Chickasaw family.

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