SDR FDEA201108233413

Service difficulty report · Floor Support · Doug MD11F

Difficulty date: August 23, 2011
Submitted: August 23, 2011
Operation: Air carrier
Aircraft: N643FE
Make and model: Doug MD11F
Aircraft serial: 48486
Aircraft time: 48,609 hours, 9,839 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Floor Support
Part number: NCA622473
Condition: Corroded
Location: Zone 200
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

FLOOR SUPPORT AT RT STA 595, X = -75.25 CORRODED BEYOND SRM LIMITS. CORROSION REMOVED IAW SRM 51-21-01, REV 47. MATERIAL ORIGINAL THICKNESS = 0.075"; MATERIAL REMOVED = 0.050"; MATERIAL REMAINED = 0.025" FOUND EXCEEDED LIMIT IAW SRM 53-00-00, REV 47, FIG 202. ACCOMPLISHED EA 1-5310-154215. REPAIR CLASSIFIED AS MAJOR IAW GMM 6-2-100, REV 113.

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