SDR 22AA2009000013

Service difficulty report · Floor Support · Doug DC1030

Difficulty date: June 30, 2009
Submitted: August 3, 2009
Operation: Air carrier
Aircraft: N526MD
Make and model: Doug DC1030
Aircraft serial: 46998
Aircraft time: 79,131 hours, 19,200 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Floor Support
Part number: 604508
Condition: Corroded
Location: Fs 1149-1139
Part time: 79,131 hours, 19,200 cycles
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

"C" CHECK - UPPER CABIN FLOORBOARD SUPPORT AT FS 1139, RBL 75, FASTENERS HOLES CORRODED. OPENED AREA IAW SRM 51-31-01. REMOVED AND REPLACED SEAT TRACK SECTION STA 1159 - 1129 IAW SRM 53-70-00, FIG 1 WITH PARTS FABRICATED ON MAE NR T9/796316, T9/796078. REPAIRED RBL 107 SEAT TRACK STA 1158 FLANGE USING 7075T6 B/N 1633860 AND STRAP 7075T6, B/N 0191651.

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