STC SA5973SW
FAA DRS lists SA5973SW as Current · Reissued, held by M7 Aerospace LLC, for Saab Aircraft AB 340A (SAAB-SF340A). Recorded change: Installation of IDC Standby Airspeed and Standby Altimeter. Snapshot dated June 30, 2026.
FAA-listed holder
Aircraft configurations
1
FAA revision date
FAA status
Current · Reissued
Recorded modification
What the FAA record covers
SA5973SW 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: Saab Aircraft AB 340A (SAAB-SF340A). Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
Confirm before sourcing
Related aircraft performance STCs
View record
Increase gross weight from 3,000 lbs. to 3,800 lbs.
FAA holder: Helio Alaska Inc.
Increase normal category maximum gross weight from 2300 to 2400 lbs. and increase utility category maximum grow weight from 2000 to 2100 lbs. per Installation Instructions, STC SA1945CE, Gross Weight Increase for the C172N with an FAA approval date of January 3, 1989, or later.
FAA holder: Power Flow Systems Inc.
Increase in maximum gross weight from 3,000 lbs. to 3,300 lbs.
FAA holder: Helio Alaska Inc.