SDR DL72S021198

Service difficulty report · Skin · Boeing 727232

Difficulty date: October 15, 2002
Submitted: October 22, 2002
Operation: Air carrier
Aircraft: N516DA
Make and model: Boeing 727232
Aircraft serial: 21432
Aircraft time: 69,595 hours, 52,579 cycles
System (JASC): 5330 · Fuselage Main, Plate/Skin
Part: Skin
Part number: 65545826
Condition: Cracked
Location: Fs 1080, S-4r
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.

What was found

FUSELAGE / SKIN / FS 1070-1090 / STRG. 4R / SKIN LAP JOINT: CRACK REPAIR LFEC INSPECTIONS OF THE STRINGER 4R SKIN LAP JOINT REVEALED A CRACK INDICATION. INTERNAL MFEC INSPECTION DETERMINED A SINGLE CRACK IN THE LOWER SKIN AT THE LOWER FASTENER ROW BETWEEN FS 1070 & 1090. THE CRACK WAS REMOVED WITH A CUTOUT IN THE LAP JOINT. THE CUTOUT WAS REPAIRED WITH AN EXTERNAL ALUMINUM DOUBLER PER B727 SRM 53-30-3, FIG. 5 AND ER/A 383975-14AD.