# SDR CALA20191011728

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 7, 2019
- Submitted: October 11, 2019
- Operation: Air carrier
- Aircraft: [N57864](https://openairdocs.org/aircraft/N57864), registered now
- Make and model: Boeing 757-33N
- Registry model: [Boeing 757-33N](https://openairdocs.org/model/boeing-757-33n) (OpenAirDocs)
- Aircraft serial: 32588
- Aircraft time: 58,220 hours, 17,773 cycles
- System (JASC): [5311 · Fuselage Main, Frame](https://openairdocs.org/jasc/5311)
- Part: Frame
- Part number: 146N1028
- Condition: Corroded
- Location: Bs 1420
- 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/CALA20191011728

## Discrepancy

B757-06-3-0243 AFT CARGO FRAME WEB FWD SIDE STA 1420,28R TO 29; HAS CORROSION, REF ST-ENG N/R 0071526. REMOVED AND CHECKED LIMITS TO CORROSION AT AFT CARGO FRAME WEB F WD SIDE STA 1420, 28R TO 29L, L=5.0" W=3.0" D=.016". OUT OF LIMI TS IAW B757-300 SRM 53-00-07 FIG 101, DETAIL II ACCOMPLISHED ECR A 5310-07685 PART 1- INTERIM REPAIR. WORK WAS ACCOMPLISHED BY ME CH V920993 ISSUED DIP FOR PLANNING TO CONTACT ENGINEERING AFTER 60700 CYCLE S BUT BEFORE 61700 CYCLES FOR INSPECTION REQUIREMENTS REF ECRA 5 310-07685 PART 1 STEP 17 ACCOMPLISH INSPECTION REQUIREMENTS ON OR BEFORE THE AIRCRAFT REACHING 67,700 TOTAL AIRCRAFT FLIGHT

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