SDR UPS04442764

Service difficulty report · Floor Support · Boeing 747200

Difficulty date: July 13, 2004
Submitted: July 26, 2004
Operation: Air carrier
Aircraft: N522UP
Make and model: Boeing 747200
Aircraft serial: 21936
Aircraft time: 68,765 hours, 16,239 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Floor Support
Part number: AND101362401
Condition: Corroded
Location: Fuselage
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, BS 400-420 BL 0 LONGITUDINAL FLOOR SUPPORT FOUND CORRODED AT UPPER & LOWER FACE. CORROSION REMOVED IAW SRM 51-10-01, CORROSION BLEND OUT 0.063 X 2 X 4 INCH EXCEED SRM 53-10-01 FIG 1 LIMITS, FLOOR SUPPORT REPLACED PER SRM 51-10-01 PG 8, CIC APPLIED IAW EO M-5100-2780-E.

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