As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MFE-SAT - FLT 1851 - AFTER TAKEOFF, THE RIGHT MAIN GEAR SHOWED INTRANSIT LIGHT REMAINED ON. FLIGHT CREW CYCLED GEAR WITH NO CHANGE IN INDICATION. AIRCRAFT RETURNED TO MFE AND LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE FOUND UPLOCK ROLLER BEARING FROZEN. REMOVED AND REPLACED UPLOCK ROLLER IN ACCORDANCE WITH THE FAIRCHILD AIRCRAFT MAINTENANCE MANUAL. FUNCTIONAL CHECK GOOD AND AIRCRAFT RETURNED TO SERVICE.