SDR DHL2005806504

Service difficulty report · Stiffener · Doug DC873F

Difficulty date: August 19, 2005
Submitted: August 23, 2005
Operation: Air carrier
Aircraft: N806DH
Make and model: Doug DC873F
Aircraft serial: 46002
Aircraft time: 87,034 hours, 26,899 cycles
Engine: Ge CFM562C
System (JASC): 5312 · Fuselage Main, Bulkhead
Part: Stiffener
Condition: Cracked
Location: Bulkhead
Part time: 87,034 hours, 26,899 cycles
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

REF. NR. 041519) FWD ACCY COMPT RT PRESSURE BULKHEAD STIFFENER CRACKED 1 AT STA 8.000. REMOVED CRACKED STIFFENER IAW SRM 51-1-21, SRM 51-1-20D. FABRICATED NEW STIFFENER (AL7075 INCH 0 INCH 0.071INCH) IAW SRM 53-3-3 FIG. 3. HEAT TREATED IAW SRM 51-1-1 PG. 1,13,17. CLEANED, TREATED AND PRIMED AREA AND STIFFENER IAW SRM 51-1-8B. INSTALLED STIFFENER IAW SRM 51-1-21, SRM 51-1-20D. TORQUED IAW SRM 51-3-1.

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