Service difficulty report · Skin · Doug DC873F

Difficulty date
January 20, 2011
Submitted
March 10, 2011
Operation
Air carrier
Aircraft
N873SJ
Make and model
Doug DC873F
Aircraft serial
46091
Aircraft time
91,953 hours, 25,776 cycles
Part
Skin
Condition
Corroded
Location
Zone 100
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

AFT CARGO COMPT INTERNAL SKIN CORRODED (STA 1260.000 - 1280.000 L35R) EXFOLIATION. PERFORMED MAJOR REPAIR IAW FORM 8110-3, DATED 02-27-2011, EVA D853-00396 REV DATED 02-10-11, DWG ED-5324 DATED 02-07-11. REMOVED EXISTING REPAIR IAW SRM 51-1-20D. REMOVED CORROSION LEVEL II IAW SRM 51-1-8B. FOUND OUT OF LIMITS IAW SRM 53-2-0, PG 2P. CUT OUT AREA, FABRICATED FILLER (AL7075T6 0.100") INTERNAL FINGER DOUBLER (AL7075T6 0.050") REPAIR DOUBLER (AL7075T6 0.080") REPAIR TRIPLER (AL7075T6 0.090") SHIMS (AL7075T6 0.071") IAW SMN DWG ED-5324. VISUALLY INSPECTED REWORKED AREA, CUT OUT AREA REPAIR PARTS IAW NDT SPM PART 09, NDT SPM PART 06-10-01-001. NO CRACK, NO CORROSION FOUND. ENCLOSED SMN FORM 242-2 (2EA), SMN FORM 242. CLEANED, TREATED AND PRIMED AREA, REPAIR PARTS IAW SRM 51-1-8B. INSTALLED REPAIR PARTS IAW SMN DWG ED-5324, SRM 51-1-11 (PRC) SRM 51-1-26, SRM 51-1-21, SRM 51-1-20D, SRM 51-3-1.(TORQUE)

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