SDR LR7A2020100502423

Service difficulty report · Intercostal · Lkheed 382G

Difficulty date: October 5, 2020
Submitted: October 10, 2020
Operation: Air carrier
Aircraft: N410LC
Make and model: Lkheed 382G
Aircraft serial: 4673
Aircraft time: 39,318 hours, 25,543 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Intercostal
Part number: LS4300
Condition: Cracked
Location: Bs 477-517
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

DURING SCHEDULED C-1 CHECK UNDER JOB CARD HC5323, FOUND THE LT MAIN WHEEL WELL FS 477 TO FS 517, WL 200 INTERCOSTAL BEAM ASSEMBLY CORRODED AND CRACKED LBL 62. REPAIR BY REPLACEMENT ACCOMPLISHED, IAW LOCKHEED SMP583 SRM, CH 51-60 & 51-70. NR 2764.