What was found
AIRCRAFT IN BASE MAINTENANCE: CRACK IN INTERCOSTAL BETWEEN STA 312 AND STA 328 AT RBL 32, MEASURING L=0.25 IN, W=0.5 IN, D=0.04 IN. REPLACED INTERCOSTAL WITH NEW IAW AARD 51-00-05-1.
- Difficulty date
- September 22, 2021
- Submitted
- October 1, 2021
- Operation
- Air carrier
- Aircraft
- N816NN
- Make and model
- Boeing 737*
- Aircraft serial
- 31081
- Aircraft time
- 36,020 hours, 14,538 cycles
- System (JASC)
- 5310 · Fuselage Main, Structure
- Part
- Intercostal
- Part number
- 141A5410U140
- Condition
- Cracked
- Location
- Zone 100 - 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.