SDR MK1Y20220429006

Service difficulty report · None · Boeing 767323

Difficulty date: April 29, 2022
Submitted: April 29, 2022
Operation: General aviation
Filed by: MK1Y325K
Bedek Aviation Group
Aircraft: N391CM
Make and model: Boeing 767323
Aircraft serial: 32975
Aircraft time: 51,520 hours, 21,336 cycles
System (JASC): 5500 · Empennage Structure
Part: None
Condition: None
Stage of operation: IN
How discovered: V
Nature of condition: Z
Precautionary procedure: K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

HORIZONTAL STABILIZER, CENTER SECTION, UPPER SKIN, RBL 28.33, STR-U10: DURING MAINTENANCE INSPECTION, CORROSION DAMAGE WAS FOUND AT DATUM LOCATION AS MENTIONED ABOVE. THE CORROSION WAS REMOVED AND REMAINING MATERIAL THICKNESS MEASUREMENT WAS PERFORMED.SEE RFTA 02815-0244. THERE IS A LOSS OF 29% IN THICKNESS, 0.099 INCH OF 0.140 INCH AS MENTIONED.