Replacement CPU Cooling Fan for NP8660 / m860tu / M860S — 6-31-M860S-102 (DFS531105MC0T F806)

Direct-fit replacement CPU cooling fan compatible with NP8660, m860tu and M860S systems. Identified by part number 6-31-M860S-102 and model DFS531105MC0T F806. Designed to replace the original CPU cooling unit in the listed models to restore proper cooling performance.