As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT LANDED, RAN OFF RUNWAY PUSHING NOSE GEAR UNDER FUSELAGE. OWNER SAID PLANE DEVELOPED SHIMMY AND HE COULDN'T KEEP ON RUNWAY. CHECKED SHIMMY DAMPENER AND FOUND ONE-HALF AIR IN IT. SUBMITTER STATED SHOULD MAYBE CHECK SHIMMY DAMPENER MORE OFTEN FOR FLUID LEVEL.