HP Compaq nx5000 series - Manual (Page 212)

Screw Listing
Maintenance and Service Guide C–23
Hex M2.5×9.0 System Board Standoff Locations
Table C-15
Hex M2.5×9.0 Standoffs
Color Qty. Length Thread
Head
Width
Silver 2 9.0 mm 2.5 mm
Where used:
Two standoffs that secure the system board to the notebook
(documented in Section 5.22 )
mm