FAA-listed STC holder

Vallejo Investments Inc. STCs

The Jun 30, 2026 FAA DRS snapshot lists 4 selected supplemental type certificates with status Current under Vallejo Investments Inc.. The records span 2 public aircraft directories and 3 modification categories. This is a research directory, not a claim that any specific kit or service is currently offered.

listed Current at snapshot

aircraft directories

modification categories

Aug 17, 2007

latest recorded revision

Modification mix

Other aircraft modifications2 Electrical systems1 Safety and emergency equipment1

Aircraft represented

Boeing 727-100 Series262 STCs Boeing 72763 STCs

Recently revised records

Showing the 4 most recently revised records. Category directories provide the complete paginated discovery path.

4 displayed records.

Search every indexed record for this holder. The table below contains the recently revised records shown on this page.

Vallejo Investments Inc. supplemental type certificates, aircraft applicability, source status and dates
STC and modification	Aircraft / model / TC	Source status and dates	Holder and authority
SA8819SW Installation of dual Honeywell FMZ-900 Flight Management Systems with inputs from triple Honeywell Laseref GPIRS. Other aircraft modifications View record	Boeing 727-100 SeriesTC A3WE	Current at cited snapshot Revised Aug 17, 2007 Application: Apr 13, 1993	FAA holder: Vallejo Investments Inc. FAA authority record
SA8820SW Installation of Honeywell TCZ-910 TCAS II. Must be inspected for fatigue damage per Schwartz Engineering Report AT-94-03 dated 2/17/94. Other aircraft modifications View record	Boeing 727-100 SeriesTC A3WE	Current at cited snapshot Revised Aug 17, 2007 Application: Apr 13, 1993	FAA holder: Vallejo Investments Inc. FAA authority record
SA8821SW Installation of two Acme Fiber-Nickel Cadmium Standby Battery Systems. Electrical systems View record	Boeing 727-100 SeriesTC A3WE	Current at cited snapshot Revised Aug 17, 2007 Application: Apr 13, 1993	FAA holder: Vallejo Investments Inc. FAA authority record
SA8852SW ONE ONLY STC: Installation of a single manifold passenger oxygen system. Approved for installation on 727, serial number 20512 ONLY. Safety and emergency equipment View record	Boeing 727TC A3WE	Current at cited snapshot Revised Aug 17, 2007 Application: Aug 18, 1993	FAA holder: Vallejo Investments Inc. FAA authority record

Modification mix

Aircraft represented

Recently revised records

Installation of dual Honeywell FMZ-900 Flight Management Systems with inputs from triple Honeywell Laseref GPIRS.

Installation of Honeywell TCZ-910 TCAS II. Must be inspected for fatigue damage per Schwartz Engineering Report AT-94-03 dated 2/17/94.

Installation of two Acme Fiber-Nickel Cadmium Standby Battery Systems.

ONE ONLY STC: Installation of a single manifold passenger oxygen system. Approved for installation on 727, serial number 20512 ONLY.