HP Compaq nx5000 series - Manual (Page 207)

C–18 Maintenance and Service Guide
Screw Listing
Torx T8M2.5×6.0 Fan Assembly Screw Location
Table C-11
Phillips PM2.5×6.0 Screw
Color Qty. Length Thread
Head
Width
Black 1 6.0 mm 2.5 mm 5.0 mm
Where used:
One screw that secures the fan assembly to the notebook
(documented in Section 5.13 )
mm