# SDR 2TJR82153/3.59

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 22, 2021
- Submitted: November 1, 2021
- Operation: Air carrier
- Filed by: [Toledo Jet Center LLC, repair station 2TJR420B](https://openairdocs.org/faa-repair-station/2TJR420B/toledo-jet-center-llc.md) (OpenAirDocs)
- Aircraft: [N580QS](https://openairdocs.org/aircraft/N580QS), registered now
- Make and model: Cessna 560XL
- Registry model: [Cessna 560XL](https://openairdocs.org/model/cessna-560xl) (OpenAirDocs)
- Aircraft serial: 5605741
- Aircraft time: 11,475 hours, 8,830 cycles
- System (JASC): [3210 · Main Landing Gear](https://openairdocs.org/jasc/3210)
- Part: Trunnion
- Part number: 66415017
- Part serial: 51
- Condition: Corroded
- Location: Zone 500
- Part time: 11,475 hours, 8,830 cycles
- Component: Gear Assy, Lh M, Cessna
- Component part number: 66415015
- 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/2TJR82153%2F3.59

## Discrepancy

DURING REMOVAL OF THE LH MLG ACTUATOR FOUND THE LH MAIN LANDING GEAR TRUNNION ASSEMBLY PN 6641501-7, CORRODED AT THE MAIN LANDING GEAR SIDEBRACE ATTACH PIN PN 6641623-1.  THE NAS6304-36D BOLT SECURING THE SIDEBRACE ATTACH PIN WAS SEIZED AND UNABLE TO REMOVE.  THE LH MAIN LANDING GEAR DOOR ATTACH FITTING PN 6641625-3 AND ADJACENT SURFACE OF THE TRUNNION COMMON TO THE SIDEBRACE ATTACH PIN WAS CORRODED.

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