SDR UPS805007

Service difficulty report · Stringer · Doug DC871F

Difficulty date: November 10, 1995
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N729UP
Make and model: Doug DC871F
Aircraft serial: 46029
System (JASC): 5313 · Fuselage Main, Longeron/Stringer
Part: Stringer
Condition: Cracked
Location: Rt Wing
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

WHILE IN FOR D-CHECK, MAINTENANCE FOUND CRACK INDICATION NOTED ON STRINGER 63, AFT FLANGE AT 4TH FASTENER OUTBOARD OF RT PYLON WING INTERSECTION OUTBOARD BRACKET. CRACK EXTENDS FROM FASTENER HOLE EDGE TO THE EDGE OF STRINGER. CUT OUT DAMAGED AREA PER SRM 57-2-2 FIG 3E, FABRICATED AND INSTALLED SECTION STRINGER 63 FROM XRS 378 TO XRS 420 AND TWO SPLICES PER SRM 57-2-2.

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