SDR UPS03841396

Service difficulty report · Skin · Doug DC873F

Difficulty date: October 1, 2003
Submitted: October 17, 2003
Operation: Air carrier
Aircraft: N813UP
Make and model: Doug DC873F
Aircraft serial: 46059
Aircraft time: 80,221 hours, 26,068 cycles
System (JASC): 5330 · Fuselage Main, Plate/Skin
Part: Skin
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: C3, L2 AFT PAX DOOR UPPER AFT CORNER HAS CRACK INDICATION. REMOVED CRACKED INTERNAL STEEL DOUBLER, MATERIAL ID FOR NEW DBLR IS 17-7 DH .025 INCH LOT 360348 IAW DAC DWG 5750985 AND 4751734, HEAT TREATED TO HT170 IAW DAC DWG 4751734, PRIMED AND INSTALLED DOUBLER IAW DC8 SRM 51-1-8 AND 51-1-21.

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