Service difficulty report · Floor Support · Doug DC951

Difficulty date
June 11, 2011
Submitted
June 14, 2011
Operation
Air carrier
Aircraft
N770NC
Make and model
Doug DC951
Aircraft serial
47758
Aircraft time
75,864 hours, 73,207 cycles
Part
Floor Support
Condition
Corroded
Location
Fuselage
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 STRUCTURE HAS AREAS OF CORROSION STA 160 BETWEEN LBL 53 AND BL-0. RII: Y. REMOVED CORROSION STA 160 BL-0 TO LBL 53, FOUND CRACK LBL 46. MECHANICALLY MEASURED FOUND MATERIAL LOSS .005. MATERIAL WITHIN LIMITS PER SRM 53-01 FIG 1 PG 8. CUT OUT DAMAGE STA 160 LBL 46 IAW DC-9 SRM 51-70-5 PG 4. FABRICATED & INSTALLED L-ANGLE DOUBLER AND FILLER IAW DC-9 SRM 51-30-5 PG 12.

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