As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
HYDRAULIC ELBOW FITTING P/N AN822-4D ON NOSE LANDING GEAR BROKE OFF DURING FLIGHT. FLUID LOSS RESULTED IN MLG COLLAPSE UPON LANDING. P/N AN822-4D FITTING SHEARED OFF IN PIPE THREADS FLUSH WITH ACTUATOR HOUSING SURFACE. POSSIBLY OVERTORQUED OR FATIGUED.