Service difficulty report · Skin · Boeing 747212B

Difficulty date
July 4, 2007
Submitted
July 27, 2007
Operation
Air carrier
Aircraft
N522UP
Make and model
Boeing 747212B
Aircraft serial
21936
Aircraft time
74,820 hours, 17,560 cycles
Part
Skin
Condition
Cracked
Location
Bs 340-350 S5-5a
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 FX SKIN AT BS340-350 S5-5A FOUND CRACKS AT 3 FASTENER HOLES, CRACK LENGTH 1/16, 1/2 AND 9/16". FX BS 340 TO 350 STR5L SKIN REPAIRED WITHOUT ZERO TIMING AT CRITICAL ROW FASTENERS AS PER SRM 53-30-03 FIG 1 AND TAR S/N 127807 REV A REPEAT INSP IS REQUIRED AS PER SRM 53-30-03 FIG 1. UPS MPI#P19298 RAISED FOR CONTINUE REPEAT INSPECTION.

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