SDR 96ZZZX1295

Service difficulty report · Subfloor · Boeing 72722C

Difficulty date
March 9, 1995
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N705DH
Make and model
Boeing 72722C
Aircraft serial
19191
Part
Subfloor
Condition
Corroded
Location
Bs 1130-1136
Part time
53,881 hours
Stage of operation
IN
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

DURING C-CHECK, CORROSION CABIN SUB-FLOOR, STA 1130 TO STA 1136, STR 48 TO STR 58. FOUND CORROSION OUT OF LIMITS, REPAIRED PER SRM 51-40-4, FIGURE 1, MATERIALS USED: ALCLAD 7075-T6.050, 22 INCH BY 2.5 INCH, 7075-T6.90, 18 INCH BY 4 INCH EXTRUSION, 7075-T6.90, 3.5 INCH BY 1.25 INCH BY 36 INCH WEB REPAIR PER SRM 51-40-2. MAINTENANCE USED ALCLAD 7075-T6.063, 12 INCH BY 6 INCH. TAT: 53,881.4. TAC: 36,380.

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