SDR DHL2007783508

Service difficulty report · Intercostal · Boeing 727227

Difficulty date: June 7, 2007
Submitted: June 15, 2007
Operation: Air carrier
Aircraft: N783DH
Make and model: Boeing 727227
Aircraft serial: 21999
Aircraft time: 62,213 hours, 34,920 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Intercostal
Condition: Corroded
Location: Bs 1150-1166
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

FOUND CORROSION AT INTERCOSTAL BETWEEN STA 1150 TO 1166, JUST ABOVE STR 27R. REMOVED INTERCOSTAL BETWEEN STA 1150 TO 1166, JUST ABOVE STR 27R IAW B727 SRM 51-30-2. FOUND CORROSION TO BE OUT OF LIMITS IAW B727 SRM 53-10-1, FIG 1. FABRICATED NEW INTERCOSTAL FROM .032”, 7075-T6, DIM 19 BY 5. TREATED, PRIMED AND INSTALLED INTERCOSTAL BETWEEN STA 1150 TO 1166, STR 27R IAW B727 SRM 51-10-2 AND 51-30-2.