STC SA2971SO
FAA DRS lists SA2971SO as Current · Reissued, held by Pemco World Air Services, Inc., for Boeing 737-200 Series, Boeing 737-300 Series, and Boeing 737-400 Series. Recorded change: Installation of a cargo loading system. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
Installation of a cargo loading system.
SA2971SO 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 737-200 Series, Boeing 737-300 Series, and Boeing 737-400 Series. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
Confirm before sourcing
- 01Does it cover the exact Boeing 737-200 Series and Boeing 737-300 Series, and 1 more aircraft configuration 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
Modifies aircraft originally outfitted with a 24-inch wide executive door to accommodate the standard 36-inch wide cargo door.
FAA holder: Leading Edge Designs LLC
Installation of a Mechanical Specialties Model 611 cargo hook.
FAA holder: Mechanical Specialties Inc
Fabrication of Mechanical Specialties, Inc. Model 606 cargo hook in accordance with FAA approved Mechanical Specialties Master Drawing List No. 606 MOL, Revision "C," dated August 6, 1998, or later FAA approved revision: and installation of this cargo hook.
FAA holder: Mechanical Specialties Inc