What was found
***CORROSION *** FRETTING - BS 663 RT LOWER KEEL BEAM WL 148.5 WTB FAIRING SUPPORT BRACKET. [DOT 124-041] / REPLACED WTB FAIRING SUPPORT @ BS663 RT LOWER KEEL BEAM WL 148.5 AS PER B737-700 SRM 51-40-02-0G-0
- Difficulty date
- April 14, 2020
- Submitted
- May 1, 2020
- Operation
- Air carrier
- Aircraft
- N475WN
- Make and model
- Boeing 7377H4
- Aircraft serial
- 32474
- Aircraft time
- 54,947 hours, 32,366 cycles
- System (JASC)
- 5320 · Fuselage Miscellaneous Structure
- Part
- Support Bracket
- 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.