SDR IPXA2016052303769

Service difficulty report · Skin · Boeing 75724APF

Difficulty date: May 23, 2016
Submitted: May 25, 2016
Operation: Air carrier
Aircraft: N411UP
Make and model: Boeing 75724APF
Aircraft serial: 23851
Aircraft time: 29,895 hours, 20,393 cycles
System (JASC): 5330 · Fuselage Main, Plate/Skin
Part: Skin
Part number: 146N3531
Condition: Corroded
Location: Bs 1473
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-17, EXTERNAL FUSELAGE BS 1473 VHF ANTENNA SUPPORT HAS SURFACE CORROSION, MATERIAL THICKNESS DOES NOT MATCH S/O 757-53A0053 REQUIREMENTS, SHOULD BE .063 FOR BOTH -1 AND -4 HAV .080 AND .071 COMPLIED WITH REO-G19929, REV B.

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