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Electrical systems

STC SA1942NW-D

FAA DRS lists SA1942NW-D as Current · Reissued, held by United Airlines Inc, for Boeing 747-100 Series. Recorded change: Replacement of lead-acid battery with nickel-cadmium battery according to United Air Lines, DAS-1-WE, Approved Master Drawing List No. 1942 dated March 17, 1984, or later FAA approved revisions. Approved for model 747-122. Snapshot dated June 30, 2026.

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FAA-listed holder
Aircraft configurations
1
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

SA1942NW-D 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 747-100 Series. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

FAA record reference

STC number
SA1942NW-D
Product
Aircraft · Large Multi-Engine
Country
United States
Application date
May 2, 1983
Revision date
November 30, 2011
CFR references
Part 21, Part 25