# SDR SIMA20250710005

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 10, 2025
- Submitted: July 21, 2025
- Operation: Air carrier
- Aircraft: [N248NN](https://openairdocs.org/aircraft/N248NN), registered now
- Make and model: Emb ERJ 170-200 LR
- Registry model: [EMB ERJ 170-200 LR](https://openairdocs.org/model/embraer-s-a-erj-170-200-lr) (OpenAirDocs)
- Aircraft serial: 17000630
- Aircraft time: 22,294 hours, 14,914 cycles
- System (JASC): [5322 · Fuselage Internal Mounting Structure](https://openairdocs.org/jasc/5322)
- Part: Shear Tie
- Part number: 17066033001
- Condition: Corroded
- Location: Zone 100
- 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/SIMA20250710005

## Discrepancy

AFT CARGO BAY HAS CORROSION AT FR 86 & STR 28R-27R. (MAJOR REPAIR) (LEVEL 2 CORROSION). UPON EVALUATION SHEAR CLIP FOUND TO BE OUT OF LIMITS PER EMB 175 SRM 51-- 75-16 AND ETN-EJ-51-009.PART REQUIRES REPLACEMENT. REMOVED SHEAR CLIP ON AFT CARGO BAY AT FR86 BETWEEN STR 28R AND 27R PER EMB 175 SRM 51-40-08 LOCATED, DRILLED AND DEBURRED SHEAR CLIP IN AFT CARGO FR 86 STR 28R-27R IAW E-175 SRM 51-40-02 PN 170-66033-001 TREATED HOLES IAW E-175 SRM 51-- 23-04 INSTALLED SHEAR CLIP AT FR86 BETWE EN STR 28R AND 27R IAW E-175 SRM 51-40-08 RESTORED FINISH ON FASTENERS ON INSIDE OF AFT CARGO FLOOR PANEL SUPPORT FR 86 STR 28R-27R IAW E-175 SRM 51-23-06 ENVOY ETN-EJ-51-015 APPLIED CIC TO FLOOR PANEL SUPPORT IAW E-175 CPM 51-25-00 RESTORED FINISH AT AFT CARGO FR 86 STR 28R-27R IAW E-175 SRM 51-23-06 ENVOY ETN-EJ-51-015 (ECL-G-1148 )

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