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Electrical systems

STC SA7031NM-D

FAA DRS lists SA7031NM-D as Current · Reissued, held by TASS Inc, for Boeing 737-500 Series. Recorded change: Installation of AlliedSignal P/N967-0102-001 digital flight data acquisition unit (DFDAU) and necessary sensors and wiring to record 22 parameters of data. Snapshot dated June 30, 2026.

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

Recorded modification

What the FAA record covers

Installation of AlliedSignal P/N967-0102-001 digital flight data acquisition unit (DFDAU) and necessary sensors and wiring to record 22 parameters of data.

SA7031NM-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 737-500 Series. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Boeing 737-500 SeriesA16WE

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Boeing 737-500 Series model, serial range, and configuration?
  2. 02Which load analysis, wiring changes, protection, and limitations apply?
  3. 03Who can legally supply the design data, kit, instructions, and ICAs?
  4. 04What parts, labor, conformity, and return-to-service work are excluded?

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