Service difficulty report · Skin · Boeing 747212B

Difficulty date
August 7, 2007
Submitted
August 31, 2007
Operation
Air carrier
Aircraft
N521UP
Make and model
Boeing 747212B
Aircraft serial
21944
Aircraft time
79,715 hours, 18,925 cycles
Part
Skin
Condition
Cracked
Location
Bs 340-360 S5l
Stage of operation
IN
How discovered
9
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 U/D LT BS 340-360 S5L LOCATION FOUND 1 HOLE CRACK AT FX SKIN RUNNING FWD AND AFT APPROX 1/8" BEYOND RIVET HEAD FX BS 340-360 STR 5L AREA SKIN REPAIRED WITH OUT ZERO TIMING AT CRITICAL ROW FASTENER AS PER SRM 53-30-03 FIG 1 AND UPS EO B747-5330-26295 APPENDIX A AND HX TAR NR 127778 REPEAT INSPECTION IS REQUIRED AS PER SRM 53-30-03 FIG 1.

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