HP Pavilion zx5000 Maintenance And Service Manual page 243

Screw Listing
mm
Where used:
4 screws that secure the hard drive cover to the hard drive
(documented in
Phillips PM2.5×4.0 Screw Locations
C–16
Phillips PM2.5×4.0 Screw
Color
Black
Section 5.3)
Table C-2
Qty. Length
4 4.0 mm
Maintenance and Service Guide
Head
Thread Width
2.5 mm 4.0 mm