SDR 97FDEA00417

Service difficulty report · Spar Chord · Boeing 72721C

Difficulty date: July 9, 1997
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N143FE
Make and model: Boeing 72721C
Aircraft serial: 19136
System (JASC): 5711 · Wing Spar
Part: Spar Chord
Part number: 65185385
Condition: Corroded
Location: Bs 870
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

CORROSION (C57-174-01) BS 870 REAR SPAR UPPER CHORD, RBL 30 TO 50, LBL 20 TO 40, WL 178. *S/D* BLENDED REMOVED CORROSION ON BS 870 REAR SPAR UPPER CHORD FOUND TO BE OUT OF LIMITS PER FED-EX 727 SRM 53-10-1. REMOVED AND REPLACED CHORD PER FED-EX EA 7-5710-36189A.

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