What was found
ALL 8 STRINGERS (4 EACH WING) HAVE MULTIPLE CRACKS/BREAKS. THESE STRINGERS ARE ONLY VISIBLE BY UNRIVETING WING SKIN OR REMOVING ENGINE FIREWALL. THE MATERIAL THICKNESS OF .020 INCH APPEARS TO BE INADEQUATE.
- Difficulty date
- January 9, 1995
- Submitted
- March 26, 2000
- Operation
- General aviation
- Aircraft
- N28FG
- Make and model
- Parten P68
- Aircraft serial
- 325180B
- System (JASC)
- 5713 · Wing, Longeron/Stringer
- Part
- Stringer
- Part number
- NOR75081
- Condition
- Cracked
- Location
- Top Wing Skin
- Part time
- 3,621 hours
- Stage of operation
- IN
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.