What was found
INT - DURING Q-3 CHECK VISUAL INSPECTION, FOUND THREE 1-2 INCH CRACKS, BL 0 BS 500 G TO BS 520 INTERCOSTAL. REMOVED, FABRICATED AND INSTALLED NEW UPPER CHORD ANGLE. REPAIRED PER DRAWING 65C34688. (M)
- Difficulty date
- December 11, 1995
- Submitted
- March 26, 2000
- Operation
- Air carrier
- Aircraft
- N422US
- Make and model
- Boeing 737401
- Aircraft serial
- 23989
- System (JASC)
- 5320 · Fuselage Miscellaneous Structure
- Part
- Intercostal
- Condition
- Cracked
- Location
- Bs 500/520
- Part time
- 19,951 hours
- Stage of operation
- IN
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.