SDR UPS05843999

Service difficulty report · Pressure Blkhd · Doug DC873F

Difficulty date: February 19, 2005
Submitted: March 4, 2005
Operation: Air carrier
Aircraft: N811UP
Make and model: Doug DC873F
Aircraft serial: 46089
Aircraft time: 79,103 hours, 26,689 cycles
System (JASC): 5312 · Fuselage Main, Bulkhead
Part: Pressure Blkhd
Part number: SRO8530007
Condition: Cracked
Location: Fuselage
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

INSPECTION TYPE: C2, AFT PRESSURE BULKHEAD CRACKED AT APPROX RBL 26 & L12R. REMOVED EXISTING DOUBLER AT SITE. CUT OUT DAMAGE, NDT VERIFIED. FAB 2EA -9 FILLERS -25 DOUBLER, -27 DOUBLER (7075T6-.063), -19 FILLER (SHT7075T6-.090), -11 FILLER (7075T6 -.063). TREAT, PRIME, INSTALL & SEALED ALL REF SRO8530007, SRM51-1-8, MM20-30-00, NDT/SPM06-10-01.001.

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