# SDR SWIA2025081675142

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 16, 2025
- Submitted: February 3, 2026
- Operation: Air carrier
- Aircraft: [N821SK](https://openairdocs.org/aircraft/N821SK), registered now
- Make and model: Cndair CL6002D24
- Aircraft serial: 15109
- Aircraft time: 38,465 hours, 24,998 cycles
- System (JASC): [5344 · Fuselage, Door Hinge](https://openairdocs.org/jasc/5344)
- Part: Hinge
- Condition: Chafed
- Location: Zone 800
- 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/SWIA2025081675142

## Discrepancy

CHAFING AND CORROSION NOTED ON PAX DOOR HINGE HALF (FUS SIDE) (MARKED)  (C-CHECK RO 02/01/2026)BLENDED LANDS ON THE FUSELAGE SIDE PAX DOOR HINGE. BLENDED LANDS MATERIAL LOSS OF 0.007" OR LESS EXCEPT FOR THE AFT LAND. THE AFT LAND BLEND DEPTH MEASURES 0.048" DEEP MEASURED WITH DEPTH GAUGE TUC10030 CAL DUE 30-NOV-25. BLENDS ARE WITHIN LIMITS OF CRJ 900 SRM 53-21-23-201-010-A0113 HINGE HOLES ARE OUT OF LIMITS OF CRJ 900 SRM 51-26-00-001-001-A01REMOVED AND REPLACED PAX DOOR HINGE FUSELAGE SIDE WITH NEW P/N SH670-31876-13 IAW CRJ 900 SRM 53-21-23-201-007-A01 AND CRJ 900 SRM 51-42-21-001-001-A01PERFORMED PRESSURIZATION OF PAX DOOR HINGE HALF (FUSE SIDE) REF CRJ900 AMM 21-31-00-910-801-A02 AND AMM 52-00-00-790-801-A01. NO LEAKS NOTED AT THIS TIME. COMPLIED WITH 51-900-1002-SKYSEE CONTINUE CARD FOR DETAILS

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