SDR 96ZZZM474

Service difficulty report · Web · Boeing 72729

Difficulty date: May 16, 1995
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N712DH
Make and model: Boeing 72729
Aircraft serial: 19401
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Web
Condition: Cracked
Location: Bs 1263
Part time: 45,184 hours
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

DURING C-CHECK, FOUND RIGHT AFT STAIRWELL AREA, VERTICAL WEB OF LOWER TORQUE BOX CRACKED APPROX .75 INCH FROM OUTBOARD TO INBOARD AT STATION 1263. INSTALLED TYPICAL WEB REPAIR AS PER SRM 51-40-2 AT VERTICAL WEB OF LOWER TORQUE BOX STATION 1263. MATERIAL 7075-T6 .063 3 INCH BY 6 INCH.

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