What was found
PIT - FOUND LEFT MLG BEAM SUPPORT WITH TWO CRACKS MERGED INTO ONE AT 1.5 INCH LONG, RT MLG BEAM SUPPORT FTG TOP FASTENER INBOARD OF BEAM. REPLACED FITTING PER BOEING SB 737-57-1216 REV 2 DATED 2/6/99. (M)
- Difficulty date
- January 23, 2002
- Submitted
- March 28, 2002
- Operation
- Air carrier
- Aircraft
- N391US
- Make and model
- Boeing 7373B7
- Aircraft serial
- 23313
- System (JASC)
- 5710 · Wing Main, Frame Structure
- Part
- Beam
- Part number
- 65C3649221
- Condition
- Cracked
- Location
- Fuselage
- Part time
- 47,034 hours
- 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.