FAA-listed STC holder
Haycock & Associates LLC STCs
The Jun 30, 2026 FAA DRS snapshot lists 4 selected supplemental type certificates with status Current under Haycock & Associates LLC. The records span 2 public aircraft directories and 1 modification categories. This is a research directory, not a claim that any specific kit or service is currently offered.
4
listed Current at snapshot
2
aircraft directories
1
modification categories
May 11, 2004
latest recorded revision
Modification mix
Aircraft represented
Recently revised records
Showing the 4 most recently revised records. Category directories provide the complete paginated discovery path.
4 displayed records.
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