What was found
PILOT REPORTED THAT WHEN THE GEAR WAS RETRACTED, A STRONG VIBRATION WAS FELT FOR ABOUT 10 SECONDS. MX PERFORMED GEAR SWINGS IAW AIM CHAP 10 32-01, NO DEFECTS NOTED, REPLACED NOSE WHEEL PN: 114-8001-35, SN: 2345 IAW TC. 1900-3240.00 R2, OPS CK GOOD.