Document Information
- Number
- 21-25A
- Title
- Approval of Modified Seats and Berths
- Date cancelled
- 2016-01-11
- Cancellation notes
- AC 21-25B
- Date issued
- 1997-06-03
- Office of Primary Responsibility
- AIR-120, Aviation Safety - Aircraft Certification Service, Aircraft Engineering Division
- Description
-
Provides information on approvals required for modifications to TSO’d seating systems. This revision incorporates guidance regarding TSO-C127 seating systems and additional information on marking and flammability testing requirements.
- Content
-
- AC21-25A.pdf (PDF)