What was found
GEAR DISAGREE AFTER TAKEOFF. NORMALLY NOSE GEAR REMAINED EXTENDED, NOSE GEAR DOOR OPENED. RAN QRH AND DI AND GEAR MANUAL EXTENSION GEAR FREE FELL AND RECEIVED THREE GREEN. NORMAL LANDING FOLLOWED. ACFT RETURNED TO DEPARTURE AFTER T/O, EMERGENCY ACTIONS. FOUND NLG OLEO EXTENDED/CENTERTED PROXIMITY SENSOR BRACKET BENT. R & R BRACKET IAW CMM 32-20-04, RIGGED OLEO, EXTENDED/CENTERED PROXIMITY SENSOR, PS14GA IAW AMM 33-61-05. OPS TEST GOOD GEAR SWINGS COMPLIED WITH SATISFACTORY IAW AMM 32-30-00.