What was found
DURING CLIMBOUT TO FL350, A LOUD "BUMP" SOUND CAME FROM NOSE OF THE ACFT, 3 TIMES. DURING CRUISE THE SAME BUMP, 2 TIMES. DESCENT 1 TIME. THE UNLOCK LIGHT ON THE LANDING GEAR NEVER CAME ON. FOUND NOSE STRUT SERVICE LOW. REPACKED & SERVICED NOSE STRUT IAW MM 32-20-22 & MM 12-10-38. OPS & LEAK CHECKED GOOD.