SDR UPS02437760

Service difficulty report · Pressure Panel · Boeing 747123

Difficulty date: February 27, 2002
Submitted: March 6, 2002
Operation: Air carrier
Aircraft: N675UP
Make and model: Boeing 747123
Aircraft serial: 20390
Aircraft time: 68,113 hours, 20,004 cycles
System (JASC): 5312 · Fuselage Main, Bulkhead
Part: Pressure Panel
Condition: Cracked
Location: Fuselage
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 RT BS 1480 BULKHEAD WEB 13 FASTENER HOLE CRACK REVEALED APPROX 0.030 INCH IN LENGTH FOR DETAIL. RT BS 1480 BULKHEAD WEB 13 HOLE OVERSIZED TO 0.500 INCH AND REPAIR BUSHING INSTALLED AS PER SB 747-53A2390 AND EO747-5310-10732.