# SDR AWXA200301550

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 2, 2003
- Submitted: December 16, 2003
- Operation: Air carrier
- Aircraft: N336AW
- Make and model: Boeing 737375
- Aircraft serial: 23707
- Aircraft time: 54,890 hours, 29,641 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Beam
- Part number: 672036
- Condition: Cracked
- Location: Fuselage
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AWXA200301550

## Discrepancy

DURING C-04 CHECK 2 EACH CRACKS WERE FOUND COMING FROM INSULATION PIN HOLE ON VERTICAL BEAM WEB IN FORWARD E & E COMPARTMENT BS 179.5, RBL 5.7, WL 173.25.  MAINTENANCE CUT OUT CRACKED AREA OF VERTICAL BEAM WEB BS 179.5, RBL 5.7, WL 173.25; FABRICATED A REPAIR DOUBLER; INSTALLED REPAIR PART IAW B737-300 SRM 53-10-08, PG 228, FIG 212.

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