STC ST854SO
FAA DRS lists ST854SO as Current · Reissued, held by American Airlines Inc, for Boeing 737. Recorded change: Installation of a Bendix GPW-83 Ground Proximity Warning System. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
Installation of a Bendix GPW-83 Ground Proximity Warning System.
ST854SO 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. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
Confirm before sourcing
- 01Does it cover the exact Boeing 737 model, serial range, and configuration?
- 02Which equipment, inspection intervals, procedures, and limitations apply?
- 03Who can legally supply the design data, kit, instructions, and ICAs?
- 04What parts, labor, conformity, and return-to-service work are excluded?
Related safety and emergency equipment STCs
The installation of 757 overwater configured aircraft emergency equipment for sea evacuation. This modification installs two transceivers, two additional ELTs, spare life vests, and associated placards for emergency equipment in accordance with United Air Lines DAS 1 WE Approved Drawing List 2798 dated November 4, 1991 or later FAA approved revision.
FAA holder: United Airlines Inc
Installation of provisions for Ground Proximity Warning System in accordance with Drawing List for United Air Lines Change Order Authorization (COA) No. 7-2470, or later FAA approved revisions.
FAA holder: United Airlines Inc
Installation of Collins FPC-75 part number 622-2615-012 or 622-2615-212 Ground Proximity Warning System Computer in conformance with United Airlines DAS-1-WE Approved Master List of drawings and documents for STC No. SA2827WE-D dated February 26, 1979 or later approved revisions. An alternate approved configuration consists of part number 622-2615-011 Rev. N or part number 622-2615-211 GPWS computer and a part number 622-2668-011 Barometric Altitude Computer installed in conformance with DAS-1-WE Approved Master List of drawings and related documents or later FAA approved revision (Continued on page 3.).
FAA holder: United Airlines Inc
Installation of Collins FPC-75 Ground Proximity Warning System Computer part number 622-2615-012 or 622-2615-212 in conformance with United Air Lines, DAS-1-WE, Approved Drawing List for STC No. SA2828WE-D dated February 26, 1979, or later FAA approved revisions. Also required as part of this installation is United Air Lines FAA Approved Flight Manual Supplement dated August 30, 1976, or later FAA approved revisions to Boeing Flight Manual Document No. D6-8737-100/-200.
FAA holder: United Airlines Inc