SDR UPS07450515

Service difficulty report · Channel · Boeing 747200

Difficulty date: August 7, 2007
Submitted: August 29, 2007
Operation: Air carrier
Aircraft: N521UP
Make and model: Boeing 747200
Aircraft serial: 21944
Aircraft time: 79,715 hours, 18,925 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Channel
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 M/D RIGHT BS 900 TENSION TIE TO FRAME CONNECTION FOUND NR 5, 13, 14 HOLE CRACK AT FWD CHANNEL. CRACK LENGTH 0.030", 0.040", 0.060". M/D RIGHT BS 900 TENSION TIE FWD CHANNEL REPAIRED AS PER SRM 53-10-11 FIG 2. REPEAT INSPECTION IS REQUIRED AS PER SRM 53-10-11 FIG 2 TABLE 4 AND UPS ASSIGNED MPI P19384.

More about the Boeing 747-200