What was found
ON DEPARTURE GEAR HANDLE UP NOSE GEAR HAD EXTREME NO ISE AS IF NOSE WHEELS WERE SPINNING AND RUBBING. ALSO HAD EXTREME VIBRATION, GEAR HANDLE PUT BACK DOWN, VIBRATION CONTINUED WITH GEAR DOWN, WHEN ACFT BANKED IN FLT NOSE GEAR HAD LOUD BANG. BOTH GEAR UP INDICATIONS AND GEAR DOWN INDICATIONS WERE NORMAL. REMOVED AND REPLACED 8 EA NOSE WHEEL SPIN BRAKE PADS IAW DC-8 MM 32-40-3. JACKED AND RETRACTED NLG, OPS CK NORMAL IAW DC-8 MM 32-30-0. INSPECTED NLG WHEEL WELL AND NLG STRUT AND TIRES NO DEFECTS NOTED