SDR 97ZZZM203

Service difficulty report · Doubler · Boeing 737201

Difficulty date: January 22, 1997
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N207AU
Make and model: Boeing 737201
Aircraft serial: 19423
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Doubler
Condition: Corroded
Location: Bs 520
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

PAE - UPON REMOVAL OF NR 1 ADF ANTENNA FOR BS 520 FRAME REMOVAL, FOUND CORROSION ON NR 1 ADF ANTENNA MOUNTING STRUCTURE BS 560, BL 0, WL 148.5. REMOVED CORROSION FROM AROUND NR 1 ADF ANTENNA MOUNTING STRUCTURE BS 560, BL 0, WL 148.5. AREA FOUND TO BE OUT OF LIMITS PER SRM 53-10-1. CUT OUT DAMAGED PORTION OF KEEL BEAM AT BS 539-571, RBL 6.5 REPAIRED IAW EWO NR 96-0959. (M)