# SDR TWAA0000603

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 16, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N925L](https://openairdocs.org/aircraft/N925L), registered now
- Make and model: Doug DC-9-32
- Registry model: [Doug DC-9-32](https://openairdocs.org/model/mcdonnell-douglas-dc-9-32) (OpenAirDocs)
- Aircraft serial: 47357
- System (JASC): [5711 · Wing Spar](https://openairdocs.org/jasc/5711)
- Part: Spar
- Condition: Cracked
- Location: Rt Wing
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/TWAA0000603

## Discrepancy

DURING OP 16 MAINT CHECK, FOUND ON RT WING 2 EA SURFACE CRACKS AT TOP OF REAR SPAR, INBD HOLE 3/8 IN LONG, OTBD HOLE .5 IN LONG, AT CENTER FLAP HINGE AREA.  STOP DRILLED CRACKS PER DOUGLAS REPAIR DOCUMENT JO60272.  REPAIRED CRACKS AT TOP OF REAR SPAR RT WING AT CENTER FLAP HINGE PER JO60272.  SUBSTITUTED HL325-6 FOR HLT59-6 PER SRM 51-60-0, FIG 4, PARAGRAPH 33.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.