# SDR SIMA20260131002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 31, 2026
- Submitted: April 29, 2026
- Operation: Air carrier
- Aircraft: [N770JM](https://openairdocs.org/aircraft/N770JM), registered now
- Make and model: Emb ERJ 170-100 LR
- Registry model: [EMB ERJ 170-100 LR](https://openairdocs.org/model/embraer-erj-170-100-lr) (OpenAirDocs)
- Aircraft serial: 17000025
- Aircraft time: 42,200 hours, 34,604 cycles
- System (JASC): [5100 · Standard Practices/Structures](https://openairdocs.org/jasc/5100)
- Part: Reinforcement
- Condition: Not Reported
- 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/SIMA20260131002

## Discrepancy

STD-REQ EJ-53MA-077 OPS PTA DUE - REINFORCEMENT OF NLG BAY BULKHEAD WEB AND FRAME 8.  TRANSFERRED FROM NRWC 770-ABI-02960 ITEM 1" (MAJOR ASLTERATION) PERFORMED REINFORCEMENT OF NLG BAY BULKHEAD WEB AND FRAME 8. IAW EJ-53MA-077  PT.A SEE NRTC F099251.

---
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.