HP Compaq Presario,Presario R4000 Maintenance And Service Manual page 202

Screw Listing
mm
Where used:
4 screws that secure the hard drive frame to the hard drive (documented in
Section 5.4)
Phillips PM3.0×4.5 Screw Locations
C–12
Table C-2
Phillips PM3.0×4.5 Screw
Color Qty.
Black 4
Length Thread
4.5 mm 3.0 mm
Maintenance and Service Guide
Head
Width
4.0 mm