- Difficulty date
- March 2, 2025
- Submitted
- March 26, 2025
- Operation
- Air carrier
- Make and model
- Boeing 75724APF
- Aircraft serial
- 27387
- Aircraft time
- 30,836 hours, 20,288 cycles
- Part
- Angle
- Part number
- 148N31416
- Part serial
- NSN
- Condition
- Corroded
- Stage of operation
- IN
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
APU INLET DOOR UPPER FWD CORNER ANGLE S-3R HAS CORROSION.REMOVE AND REPLACE 1 EACH S-3R CORNER SUPPORT ANGLE (P/N: 148N3141-6) PER PRODUCTION DRAWING REQUIREMENTS AND 757-200PF SRM CHAPTER 51 REQUIREMENTS.TREATED AND PRIMED ANGLE IAW SRM 51-20-01 P/N ALODINE1132 BTCH 0004350419, KIT PRIMER P/N 10-P4-2/2TU BTCH 0004341751.INSTALLED NUTPLATE ON ANGLE. IAW B757-200 SRM 51-40-02.INSTALLED 01EA ANGLE. IAW B757-200 SRM 51-40-02.