STC SA781SO
FAA DRS lists SA781SO as Current · Surrendered, held by Pemco Aeroplex Inc, for Boeing 707. Recorded change: Installation of a cargo loading door. (707-227). Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
Installation of a cargo loading door. (707-227).
SA781SO identifies the approval, recorded holder, named aircraft, and modification scope. It does not confirm kit availability, serial-number effectivity, data rights, price, or installation authority.
Applicability
Aircraft named in FAA DRS
Named aircraft: Boeing 707. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
Confirm before sourcing
- 01Does it cover the exact Boeing 707 model, serial range, and configuration?
- 02Which mission equipment, structural provisions, and limitations are approved?
- 03Who can legally supply the design data, kit, instructions, and ICAs?
- 04What parts, labor, conformity, and return-to-service work are excluded?
Related cargo and special mission STCs
Installation of a cargo door.
FAA holder: Pemco World Air Services Inc.
Conversion of an ATR-420/300/320 passenger configuration into a full Class E cargo configuration, including a new lining, smoke detection system, large cargo door with an embedded crew door, and provisions for the transportation of bulk weight and standard unit load devices.
FAA holder: PMV Engineering
Installation of a Mechanical Specialties Model 909 Cargo Hook.
FAA holder: Mechanical Specialties Inc
Incorporation of P3A Airworthiness Limitation Section for aircraft operated in Restricted Category for the special mission of aerial dispensing of liquids.
FAA holder: Avenger Aerospace Solutions Inc