What was found
(CAN) ASSEMBLY NAME, RT MLG MANUFACTURER, PN 49050-16, SN MA1382. CREW LOGBOOK STATES RT MLG AS STRUCTURAL DAMAGE THAT OCCURRED DURING TOUCHDOWN AFTER NOSE WHEELS CAME DOWN. THE ONLY COCKPIT INDICATION WAS A MASTER CAUTION FOR WOW INPUT & A PROX SYS 1 STATUS MSG. THERE WAS FLUID PUDDLING AROUND RT MLG & CFR PERSONAL REPORTED A SMALL AMOUNT OF SMOKE FROM THE RT MLG AREA. THE RT MLG OUTER CYLINDER HAS A CRACK EXTENDING FROM THE LOWER 7 O CLOCK POSITION RUNNING VERTICALLY UP THE ENTIRE LENGTH OF THE OUTER CYLINDER TO NITROGEN SERVICE POINT ON THE TOP OF THE OUTER CYCLINDER. SEE ALSO FAA SDR 2011123101489 MALA110252.