SDR UPS06246030

Service difficulty report · Lap Joint · Boeing 727173C

Difficulty date: January 5, 2006
Submitted: January 25, 2006
Operation: Air carrier
Aircraft: N938UP
Make and model: Boeing 727173C
Aircraft serial: 19506
Aircraft time: 53,564 hours, 34,429 cycles
Engine: Rroyce TAY65154
System (JASC): 5330 · Fuselage Main, Plate/Skin
Part: Lap Joint
Condition: Corroded
Location: S4r Bs940-920
Stage of operation: IN
How discovered: V
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

INSPECTION TYPE:C AND CORROSION EVIDENT AT LAP JOINT S4R BS 940 TO 920. PLS. CARRY OUT NDI O N LAP JOINT BS 1080 TO 870. RE-INSPECT AND RECTIFY IAW EO APPENDIX IF NECESSARY LFEC INSP. CARRIED OUT IAW NDTM PT 6 51-00-00 FIG 5 - 15 PERCENT MATERIAL LOSS INDICATION. HFEC INSP. CARRIED OUT, NO DEFECTS FOUND. CORROSION REMOVED AND FOUND TO BE WITHIN LIMITS IAW SRM 51-10-01 AND 53-30-01 AREA REPROTECTED IAW UPS EO B727-5330-0509-S APPENDIX C.