# SDR 97ZZZX1976

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 17, 1997
- Submitted: March 26, 2000
- Operation: General aviation
- Aircraft: [N4574V](https://openairdocs.org/aircraft/N4574V), registered now
- Make and model: Cessna 172M
- Registry model: [Cessna 172M](https://openairdocs.org/model/cessna-172m) (OpenAirDocs)
- Aircraft serial: 17266358
- System (JASC): [5311 · Fuselage Main, Frame](https://openairdocs.org/jasc/5311)
- Part: Frame
- Condition: Cracked
- Location: Door Post
- Part time: 5,338 hours
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/97ZZZX1976

## Discrepancy

FOUND BOTH AFT LOWER DOOR POST FRAMES CRACKED WHILE C/W SEB 97-1.  INSTALLED SK172-149-1 AND SK172-149-2 TO REPAIR.  INSTRUCTIONS CALL FOR THIS TO BE A 1,000 HOUR REPETITION INSPECTION.  SUBMITTER STATED THAT IS MUCH TOO LONG.  SHOULD BE INCLUDED ON EACH ANNUAL AT LEAST.

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