SDR TWAA9802903

Service difficulty report · Longeron · Doug DC931

Difficulty date: January 26, 1998
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N978Z
Make and model: Doug DC931
Aircraft serial: 47250
System (JASC): 5313 · Fuselage Main, Longeron/Stringer
Part: Longeron
Condition: Cracked
Location: Bs 958-972
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

STL - DURING OP 16 MAINTENANCE CHECK, THE LOWER ATTACH LEG OF LONGERON 12 RT STA 965 WAS FOUND CRACKED .25 INCH. SPLICED IN NEW LONGERON SECTION FROM STA 958 TO STA 972 RT SIDE OF FUSELAGE LONGERON 12 RT. LONGERON SPLICED IN PER SRM 53-02 FIG 18. ACFT TT: 70,351 HOURS. ACFT TC: 83,824. (X)

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