# SDR CALA2023030300613

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 1, 2023
- Submitted: March 3, 2023
- Operation: Air carrier
- Aircraft: [N69813](https://openairdocs.org/aircraft/N69813), registered now
- Make and model: Boeing 737-900ER
- Registry model: [Boeing 737-900ER](https://openairdocs.org/model/boeing-737-900er) (OpenAirDocs)
- Aircraft serial: 43531
- Aircraft time: 28,903 hours, 10,361 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Seat Track
- Part number: 143A5310141
- Condition: Corroded
- Location: Sta 500d-500e
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2023030300613

## Discrepancy

(SUPPORT TASK) MAIN CABIN SEAT TRACK STA 500D-500E LBL-45 HAS CORROSION.  TRANSCRIBED FROM HAECO GSO NRC# 9288269 REMOVED CORROSION FROM SEAT TRACK STA 500D-500E LBL 45, MAX ALLO REPAIR 4.  HAECO GSO MECH V900579 INSP QC453 WED LOSS .020, MATERIAL REMOVED .080 IS OUT OF LIMITS IAW B737-9 00NG SRM 53-00-52. CUT AND REMOVED DAMAGED SECTION ON SEAT TRACK AND INSTALLED REPAIR SECTION IAW B737-900NG SRM 53-00-52-2R

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