What it approves
Installation of a Digital Flight Data Recorder
What the certificate says
From the PDF’s text layer, without the form’s printed wording. Layout and order may differ; the PDF is the record.
SA3157SO Acron Aviation, Inc.
5353 52nd Street South East Grand Rapids, MI 49512-9704 Part 25 the Federal Aviation Regulations A16WE The Boeing Company 737-100, 200, 300 Series Installation of a Digital Flight Data Recorder in accordance with Flight Systems Engineering Report No. 91-11-20, Initial Release, dated 11/13/91, or later FAA approved revisions.
This approval should not be extended to other aircraft of this model on which other previously approved modifications are incorporated unless it is determined by the installer that the interrelationship between this change and any of those other previously approved modifications will produce no adverse effect upon the airworthiness of that airplane. If the holder agrees to permit another person to use this certificate to alter the product, the holder shall give the other person written evidence of that permission.
December 12, 1991 February 13, 1992 for Paul Nguyen Manager, Central Certification Branch Compliance & Airworthiness Division Aircraft Certification Service 2 July 8, 2003; December 12, 2022; April 1, 2025
SA3157SO 2
ADs that name this STC · 0
An AD can apply because an STC is installed, or mention one in its text.
Approved models · 3
Every issue · 2
DRS keeps each issue of an STC as its own record, with its own certificate and attachments.
| Date | Status | Files |
|---|---|---|
| December 12, 2022 | Reissued, current | Certificate |
| December 12, 2022 | Reissued, earlier issue | Certificate |