SDR UPS99830501

Service difficulty report · Frame · Doug DC873F

Difficulty date: August 11, 1999
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N813UP
Make and model: Doug DC873F
Aircraft serial: 46059
System (JASC): 5311 · Fuselage Main, Frame
Part: Frame
Condition: Cracked
Location: Bs 131
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

INSPECTION TYPE:C1, FS -131, 8 BELOW THE SUBFLOOR, THE FRAME O/B FLANGE IS CRACKED AND CORRODED. STOP DRILLED THE CRACK, REMOVED THE CORROSION, AND REPAIRED THE FRAME CAP IAW DH SK813-878. FRAME CAP WITHIN LIMITS AFTER CORROSION REMOVAL IAW SRM 53-2-0.

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