As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
* LH SIDE SEAT RAIL RETAINER AFT OF AFT OVERWING EXIT CORRODED IN MULTIPLE AREAS (MARKED) (C-CHECK RO 8/18/2021) REMOVED AND REPLACED LH SIDE SEAT RAIL RETAINER P/N SH690-37556-1 AT APPROXIMATELY FS785.00-FS847.00+10 BY A NEW ONE IAW CRJ 900 SRM 51-12-00-001-001-A01.