SDR AWXA9700112

Service difficulty report · Stringer · Boeing 7572S7

Difficulty date: February 4, 1997
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N901AW
Make and model: Boeing 7572S7
Aircraft serial: 23321
System (JASC): 5313 · Fuselage Main, Longeron/Stringer
Part: Stringer
Condition: Corroded
Location: Bs 1290 - 1440
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

DURING ROUTINE MAINTENANCE CHECK, FOUND CORROSION ON LOWER SURFACE OF FLOOR SUPPORT STRINGER BS 1328 - 1331, LBL 3, WL 146. REMOVED CORROSION FROM AREA 7 BY 1 TO A MAXIMUM DEPTH OF .025 FROM ORIGINAL THICKNESS OF .063. OUT OF LIMITS IAW SRM 53-00-03. REPAIRED FLOOR SUPPPORT STRINGER FROM BS 1298 - 1440, LBL 3 PER SRM 51-70-12.

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