SDR UIEA2011071300424

Service difficulty report · Tension Tie · Boeing 7472D7B

Difficulty date: July 13, 2011
Submitted: August 10, 2011
Operation: Air carrier
Aircraft: N524MC
Make and model: Boeing 7472D7B
Aircraft serial: 21784
Aircraft time: 105,635 hours, 21,872 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Tension Tie
Condition: Cracked
Location: Bs 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

DURING INSPECTION OF DATUM ACFT IAW EO 4753B328, A CRACK WAS FOUND ON AT BS 920, RT SIDE TENSION TIE FWD CHANNEL AT HOLE NR 5 (FIGURE 1) CRACK LENGTH WAS 0.060" AND RUNNING INBD AT 3 O'CLOCK. THE DAMAGED TENSION TIE WAS REPAIRED IAW WORK STEP 29D OF PART 2 OF EO 4753B328.

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