# SDR CALA2017012000135

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 19, 2017
- Submitted: January 21, 2017
- Operation: Air carrier
- Aircraft: [N17139](https://openairdocs.org/aircraft/N17139), registered now
- Make and model: Boeing 757224
- Aircraft serial: 30352
- Aircraft time: 64,689 hours, 15,998 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Cusp Web
- Part number: 143N552012
- Condition: Corroded
- 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/CALA2017012000135

## Discrepancy

CABIN FLOORS STA 560-580 RBL 64 ANGLE SUPPORT SHOWS CORROSION. REMOVED CORROSION AT I/B CREASE BEAM BETWEEN STA 560- STA 580 AND FOUND TO BE WITHIN LIMITS AS PER B757-2 SRM 53-00-01 AND REMOVED AND REPLACED CUSP WEB BETWEEN STA 560 THROUGH STA 580 AND RBL 64" AS PER BOEING DRAWING NR 143N5520-12.

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