SDR SWAA2020030942273

Service difficulty report · Support Plate · Boeing 7377BD

Difficulty date: February 27, 2020
Submitted: March 9, 2020
Operation: Air carrier
Aircraft: N7702A
Make and model: Boeing 7377BD
Aircraft serial: 33917
Aircraft time: 53,747 hours, 28,462 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Support Plate
Part number: 146A7500
Condition: Corroded
Location: Fuselage
Stage of operation: IN
How discovered: V
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

AFT CARGO BAY R/H FLOOR TO SIDEWALL SUPPORT PLATE HAS AREAS OF CORROSION AROUND NUTPLATE HOLES BS867 TO BS887 RBL23 WL156 FOUND CORROSION ON ACB R/H FLOOR TO SIDEWALL SUPPORT PLATE BS 867-887 RBL 23 WL 156, OUT OF LIMITS PER SRM 53-00-53-1A-2. REMOVED AND REPLACED SIDEWALL SUPPORT PLATE PER SRM 51-40-05-0G-0, SRM 51-40-02-0G-0, DWG 146A7500. DWG 146A7502.

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