HP ProBook 650 G5 screw size
M2 / M2.5 / M3 · 1.6 to 6 mm long
Our records put HP ProBook 650 G5 on M2, M2.5 and M3 screws in lengths from 1.6 to 6 mm.
There are 17 separate fitment records for it, including display (qty 4, Phillips) (M2), power button (qty 1, Phillips) (M2) and touchpad (qty 7, Phillips) (M2), plus 14 more in the table below.
Head and drive, as the sources state them: Phillips and Torx T8 drives.
17 of the 17 records are marked confirmed, drawn from 1 source (kaas.hpcloud.hp.com).
An M2 screw is 2 mm in diameter with a 0.4 mm pitch, tapped with a 1.6 mm drill; imperial look-alike: #2-56 UNC (2.18 mm) is close but not interchangeable.
HP ProBook 650 G5 screw specifications
One row per fitment record. Head, drive are shown only where the source states them; pitch is the ISO coarse pitch for the thread.
| Thread | Length | Pitch | Head | Drive | Where it goes | Status |
|---|---|---|---|---|---|---|
| M2 | 1.6 mm | 0.4 mm | not stated | Phillips | Display (qty 4, Phillips) | Confirmed |
| M2 | 2 mm | 0.4 mm | not stated | Phillips | Power button (qty 1, Phillips) | Confirmed |
| M2 | 2 mm | 0.4 mm | not stated | Phillips | Touchpad (qty 7, Phillips) | Confirmed |
| M2 | 2 mm | 0.4 mm | not stated | Phillips | Wireless card (qty 1, Phillips) | Confirmed |
| M2 | 2.5 mm | 0.4 mm | not stated | Phillips | Card reader (qty 3, Phillips) | Confirmed |
| M2 | 2.5 mm | 0.4 mm | not stated | Phillips | Fan (qty 1, captive, Phillips)captive | Confirmed |
| M2 | 3 mm | 0.4 mm | not stated | Phillips | Display (qty 1, Phillips) | Confirmed |
| M2 | 3 mm | 0.4 mm | not stated | Phillips | Power button (qty 1, Phillips) | Confirmed |
| M2 | 3 mm | 0.4 mm | not stated | Phillips | SSD (qty 1, Phillips) | Confirmed |
| M2 | 3 mm | 0.4 mm | not stated | Phillips | Unspecified (qty 2, Phillips) | Confirmed |
| M2 | 3 mm | 0.4 mm | not stated | Phillips | Wireless card (qty 1, Phillips) | Confirmed |
| M2.5 | 2.5 mm | 0.45 mm | not stated | Torx T8 | Chassis/frame (qty 5, Torx T8) | Confirmed |
| M2.5 | 3 mm | 0.45 mm | not stated | Phillips | Display (qty 3, Phillips) | Confirmed |
| M2.5 | 3 mm | 0.45 mm | not stated | Phillips | Speaker (qty 1, Phillips) | Confirmed |
| M2.5 | 5 mm | 0.45 mm | not stated | Phillips | Hinge (qty 3, Phillips) | Confirmed |
| M2.5 | 6 mm | 0.45 mm | not stated | Torx T8 | Chassis/frame (qty 15, Torx T8) | Confirmed |
| M3 | 3 mm | 0.5 mm | not stated | Phillips | Hard drive (qty 4, Phillips) | Confirmed |
Fitment records and sources
Display (qty 4, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Power button (qty 1, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Touchpad (qty 7, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Wireless card (qty 1, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Card reader (qty 3, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Fan (qty 1, captive, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Display (qty 1, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Power button (qty 1, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
SSD (qty 1, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Unspecified (qty 2, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Wireless card (qty 1, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Chassis/frame (qty 5, Torx T8)
pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8
Display (qty 3, Phillips)
pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8
Speaker (qty 1, Phillips)
pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8
Hinge (qty 3, Phillips)
pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8
Chassis/frame (qty 15, Torx T8)
pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8
Hard drive (qty 4, Phillips)
pitch 0.5 mm · tap 2.5 mm · clearance 3.4 mm · PH1 / Torx T10
How to check the screw before you buy
- A screw that is even 1 mm too long in a laptop base can push into the keyboard, battery or a board trace, so match the length position by position.
- Diameter: across the threads an M2 screw measures about 2 mm with calipers (usually a hair under). This device also uses M2.5 / M3, so measure each screw rather than assuming they match.
- Pitch: 0.4 mm from one thread crest to the next (25 crests per centimetre). A thread pitch gauge or the pitch-gauge tool settles it in seconds.
- Length: measure from under the head to the tip for pan, button, wafer and cap heads; countersunk (flat) heads are measured overall.
- The records span 1.6–6 mm, which means different positions take different lengths — match each hole to its own screw.
- Driver: the source names a Phillips drive. For comparison, standard M2 heads take PH0 (Phillips) or T6 (Torx), or a 1.5 mm hex key.
- Tightening: no device-specific torque is published in these records. The site's general figure for M2 is about 25-40 N·cm into metal threads and 12-20 N·cm into plastic bosses; snug it up and stop.
Common mix-ups with M2 / M2.5 / M3
- M.2 SSD mounting screws (M2 x 3mm) are frequently mislabeled generically as 'M.2 screws' which can be confused with the M2 metric thread designation — they do coincide numerically here but are conceptually distinct (M.2 = card format, M2 = thread size).
- M2.5 and M3 look the same to the naked eye — you need calipers on the shank to tell them apart.
- Power-tool gearcase and clamshell screws are usually thread-forming (marked "ST") even when the parts list gives an M-size — a normal machine screw of the same size may not hold in the plastic boss.
Buy these screws at TechSpare Warehouse
In stock and shipped from South Carolina. Our black screws are Phillips wafer head (low profile); match the head style and length to the original before you order.
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More in Laptops & PCs
The same screw also fits
Devices whose records share a thread with HP ProBook 650 G5, closest length match first.
- Lenovo ideapad 320S-15AST also M2 × 2.5 mm
- HP ProBook 6475b also M2 × 3 mm
- Dell G5 15 5500 also M2 × 2 mm
- Dell Precision 7770 also M2 × 2 mm
- HP Fortis 11 G10 also M2 × 2 mm
- Acer Aspire 4330 also M2 × 3 mm
- HP Elite x2 1012 G1 Tablet with Travel Keyboard also M2 × 2 mm
- Lenovo B51-30 also M2 × 2 mm
Questions about HP ProBook 650 G5 screws
- What size screw does HP ProBook 650 G5 use?
- M2 × 1.6 mm for display (qty 4, Phillips); M2 × 2 mm for power button (qty 1, Phillips); M2 × 2 mm for touchpad (qty 7, Phillips); M2 × 2 mm for wireless card (qty 1, Phillips); M2 × 2.5 mm for card reader (qty 3, Phillips); M2 × 2.5 mm for fan (qty 1, captive, Phillips); M2 × 3 mm for display (qty 1, Phillips); M2 × 3 mm for power button (qty 1, Phillips); M2 × 3 mm for SSD (qty 1, Phillips); M2 × 3 mm for unspecified (qty 2, Phillips); M2 × 3 mm for wireless card (qty 1, Phillips); M2.5 × 2.5 mm for chassis/frame (qty 5, Torx T8); M2.5 × 3 mm for display (qty 3, Phillips); M2.5 × 3 mm for speaker (qty 1, Phillips); M2.5 × 5 mm for hinge (qty 3, Phillips); M2.5 × 6 mm for chassis/frame (qty.
- How long are the screws in HP ProBook 650 G5?
- The records range from 1.6 to 6 mm depending on the position, so match each screw to its own hole.
- What is the thread pitch of an M2 screw?
- 0.4 mm (coarse), which is the standard pitch for M2 machine screws; a 0.25 mm fine pitch exists but is uncommon. The tap drill is 1.6 mm and the normal clearance hole is 2.4 mm.
- What screwdriver do I need for HP ProBook 650 G5?
- The source lists a Phillips and Torx T8 drive. Standard M2 heads otherwise take PH0 (Phillips) or T6 (Torx), or a 1.5 mm hex key.
- Can I use an imperial screw instead of M2?
- No. Imperial look-alike: #2-56 UNC (2.18 mm) is close but not interchangeable. Use a true M2 screw so it does not cross-thread or strip the hole.
- Where can I buy replacement screws for HP ProBook 650 G5?
- TechSpareWarehouse (our own store) lists M2 x 2mm, M2 x 2.5mm and M2 x 3mm, which match lengths in the records above.



