- Difficulty date
- December 1, 2023
- Submitted
- January 3, 2024
- Operation
- Air carrier
- Aircraft
- N7730A
- Make and model
- Boeing 7377BD
- Aircraft serial
- 33926
- Aircraft time
- 56,881 hours, 31,308 cycles
- Part
- Floorbeam
- Part number
- UNKNOWN
- Condition
- Cracked
- Location
- Zn 200 Fus Top
- Stage of operation
- IN
- How discovered
- 9
- 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
FLOOR BEAM CRACKED AT FASTENER HOLE BS 312 RBL 31 WL 208<[01] ACCOMPLISHED HFEC SURFACE SCAN OF SUSPECTED AREA IAW 737 NDTM PART 6 CHAPTER 51-00-00 PROCEDURE 23. NO CRACKS NOTED.<BR><BR>EQUIPMENT USED: NORTEC 600 ID: ATS2353 CAL DUE: 01/2024;[02] VERIFIED COMPLETION OF CORRECTIVE ACTIONS 1;[03] VERIFIED COMPLETION OF CORRECTIVE ACTIONS 1 AND MEASUREMENT TABLE.