Sikorsky S-61L Supplemental Type Certificates (STCs)

72 STCs approved for the Sikorsky S-61L (S-61L) 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 This list is for research convenience and may be incomplete or out of date.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.

Supplemental Type Certificates (STCs) approved for the Sikorsky S-61L type — FAA-approved modifications available for this aircraft family. Approval for the TYPE does not mean a given STC is installed on any individual airframe (that lives in the logbooks/337s).

Document	Title / Subject	Date
SH49WE	Dual radio navigation system. — Los Angeles Airways, Inc
SR09490RC	Installation of nine passenger seat configuration — Hummingbird Aviation LLC	2007-12-07
SH91WE	Electrical system modification. — Los Angeles Airways, Inc	1969-04-29

+ 69 more STCs for the Sikorsky S-61L family.

The complete, searchable Supplemental Type Certificates list — with in-app PDF viewing and a combined download — is part of AeroTell.

See all 72 STCs in the AeroTell app →