- Difficulty date
- January 22, 2017
- Submitted
- January 23, 2017
- Operation
- Air carrier
- Aircraft
- N984DL
- Make and model
- Doug MD88
- Aircraft serial
- 53311
- Aircraft time
- 66,551 hours, 47,710 cycles
- Part
- Skin
- Condition
- Cracked
- Location
- Horizontal Stab
- 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
HORIZONTAL STABILIZER UPPER RT AFT SKIN PANEL CRACKED. DRILLED END CRACK 0.250 DRILLED IAW SR09550028. ENLARGE STOP DRILL IAW SR09550028 STEP 42. HFEC INSP AREA IAW NDTM 06-1001.001 NO DEFECTS NOTED. ALODINED & PRIMED. SEALED AREA REINSTALLED FILLER AND APPLIED 2 LAYERS SPEED TAPE AND SEALED.