SDR UPS00432517

Service difficulty report · Frame · Boeing 747212B

Difficulty date: April 17, 2000
Submitted: May 12, 2000
Operation: Air carrier
Aircraft: N520UP
Make and model: Boeing 747212B
Aircraft serial: 21943
Aircraft time: 66,582 hours, 15,080 cycles
System (JASC): 5311 · Fuselage Main, Frame
Part: Frame
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 44, UPPER DECK, FUSELAGE FRAME WEB IS CRACKED AT CUTOUT FOR STR AT BS 500 STR 10 RT. REPAIR ACCOMPLISHED IAW SRM 53-10-04, FIG 22 AND APPROVED 8110-3 REPAIR SCHEME - ALL ACTIVE CRACKS ELIMINATED, REINFORCING DOUBLERS AND FILLER WERE INSTALLED PER THE SRM GUIDE LINES.

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