What was found
AIRCRAFT IN BASE MAINTENANCE: CORROSION ON PASSENGER CABIN FLOOR SUPPORT INTERCOSTAL LOCATED AT LBL 50 BETWEEN FLOOR BEAMS AT STA 947 AND STA 967. REPLACED INTERCOSTAL PER SRM 51-00-05.
- Difficulty date
- March 10, 2022
- Submitted
- March 24, 2022
- Operation
- Air carrier
- Aircraft
- N830NN
- Make and model
- Boeing 737
- Aircraft serial
- 31091
- Aircraft time
- 36,222 hours, 14,824 cycles
- System (JASC)
- 5320 · Fuselage Miscellaneous Structure
- Part
- Intercostal
- Part number
- 147A5660Y21
- Condition
- Corroded
- Location
- Zone 200 - Fuse
- 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.