As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EMERGENCY DECLARED, LANDING UNEVENTFUL & ACFT NOT OVERWEIGHT. DURING DESCENT, CREW DETECTED A RUBBERY SMOKE SMELL IN THE COCKPIT ONLY. THE SMOKE SMELL DISSIPATED AFTER A FEW MINUTES. PERFORMED INSPECTION IAW CARD 05-96-70 & AMM TASK 05-51-56-20 2-001. NO ABNORMALITIES OR ODOR OBSERVED. ALSO CHECKED FWD EQUIPMENT COOLING FANS, EXHAUST FAN & SUPPLEMENTAL HEATING. SYS CHECKED NORMAL.