SDR DHL2007740513

Service difficulty report · Frame · Boeing 7272Q9

Difficulty date: May 6, 2007
Submitted: June 6, 2007
Operation: Air carrier
Aircraft: N740DH
Make and model: Boeing 7272Q9
Aircraft time: 47,830 hours, 38,338 cycles
System (JASC): 5311 · Fuselage Main, Frame
Part: Frame
Condition: Corroded
Location: Zone 100
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

AFT CARGO BS 1030, BETWEEN STR'S 28R AND 29R, AFT SIDE OF FRAME HAS CORROSION BELOW FAIL SAFE CHORD. CORROSION REMOVAL OUT OF LIMITS PER B727 SRM 53-10-1 FIG 1. CUT OUT SHEAR TIE, FABRICATED NEW SHEAR TIE FROM 7075-T6, .071" BY 6.75" BY 4", PO NR 9004940, TREATED, PRIMED, AND INSTALLED SHEAR TIE PER B727 SRM 53-10-4 FIG 12, 51-10-2, AND 53-10-4.

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