HP Compaq Evo N800v screw size
M2 / M2.5 / M3 · 4 to 10 mm long
HP Compaq Evo N800v takes M2, M2.5 and M3 metric screws in lengths from 4 to 10 mm.
There are 22 separate fitment records for it, including base cover (qty 2, black, Phillips) (M2), hinge (qty 2, black, Phillips) (M2) and display (qty 2, gold, Phillips) (M2), plus 19 more in the table below.
Head and drive, as the sources state them: shoulder screw head and Phillips drive.
22 of the 22 records are marked confirmed, drawn from 1 source (h10032.www1.hp.com).
M2 means a 2 mm nominal diameter with a 0.4 mm thread pitch. Imperial look-alike: #2-56 UNC (2.18 mm) is close but not interchangeable.
HP Compaq Evo N800v 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 | 10 mm | 0.4 mm | not stated | Phillips | Base cover (qty 2, black, Phillips)black finish | Confirmed |
| M2 | 10 mm | 0.4 mm | not stated | Phillips | Hinge (qty 2, black, Phillips)black finish | Confirmed |
| M2 | 4 mm | 0.4 mm | not stated | Phillips | Display (qty 2, gold, Phillips) | Confirmed |
| M2 | 4 mm | 0.4 mm | not stated | Phillips | Keyboard (qty 2, gold, Phillips) | Confirmed |
| M2 | 4 mm | 0.4 mm | not stated | Phillips | Palm rest (qty 2, gold, Phillips) | Confirmed |
| M2 | 4 mm | 0.4 mm | not stated | Phillips | Speaker (qty 1, gold, Phillips) | Confirmed |
| M2 | 4 mm | 0.4 mm | not stated | Phillips | Touchpad (qty 4, gold, Phillips) | Confirmed |
| M2 | 5 mm | 0.4 mm | not stated | Phillips | Memory (qty 1, Phillips) | Confirmed |
| M2 | 5 mm | 0.4 mm | not stated | Phillips | Wireless card (qty 1, Phillips) | Confirmed |
| M2 | 5.5 mm | 0.4 mm | not stated | Phillips | System board (qty 2, black, Phillips)black finish | Confirmed |
| M2 | 5.5 mm | 0.4 mm | not stated | Phillips | Touchpad (qty 2, Phillips) | Confirmed |
| M2 | 5.5 mm | 0.4 mm | not stated | Phillips | Unspecified (qty 2, silver, Phillips) | Confirmed |
| M2 | 8 mm | 0.4 mm | not stated | Phillips | Display (qty 2, black, Phillips)black finish | Confirmed |
| M2 | 8 mm | 0.4 mm | not stated | not stated | Palm rest (qty 9, black)black finish | Confirmed |
| M2 | 8 mm | 0.4 mm | not stated | Phillips | System board (qty 2, black, Phillips)black finish | Confirmed |
| M2 | 8 mm | 0.4 mm | not stated | Phillips | Touchpad (qty 2, Phillips) | Confirmed |
| M2 | 8 mm | 0.4 mm | not stated | Phillips | Unspecified (qty 9, Phillips) | Confirmed |
| M2 | 9 mm | 0.4 mm | Shoulder screw | Phillips | Fan (qty 4, shoulder, Phillips) | Confirmed |
| M2.5 | 9 mm | 0.45 mm | not stated | not stated | Display (qty 2, black)black finish | Confirmed |
| M2.5 | 9 mm | 0.45 mm | not stated | Phillips | Hinge (qty 2, Phillips) | Confirmed |
| M3 | 4 mm | 0.5 mm | not stated | Phillips | Battery (qty 1, Phillips) | Confirmed |
| M3 | 4 mm | 0.5 mm | not stated | Phillips | Hard drive (qty 2, black, Phillips)black finish | Confirmed |
Fitment records and sources
Base cover (qty 2, black, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Hinge (qty 2, black, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Display (qty 2, gold, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Keyboard (qty 2, gold, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Palm rest (qty 2, gold, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Speaker (qty 1, gold, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Touchpad (qty 4, gold, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Memory (qty 1, 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
System board (qty 2, black, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Touchpad (qty 2, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Unspecified (qty 2, silver, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Display (qty 2, black, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Palm rest (qty 9, black)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
System board (qty 2, black, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Touchpad (qty 2, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Unspecified (qty 9, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Fan (qty 4, shoulder, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Display (qty 2, black)
pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8
Hinge (qty 2, Phillips)
pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8
Battery (qty 1, Phillips)
pitch 0.5 mm · tap 2.5 mm · clearance 3.4 mm · PH1 / Torx T10
Hard drive (qty 2, black, 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: for shoulder screw screws, measure from under the head to the tip (countersunk heads are the exception: they are measured overall).
- The records span 4–10 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.
- 3.5in desktop and enterprise hard drives are 6-32 UNC imperial, not M3 - only the 2.5in form factor is metric.
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 Compaq Evo N800v, closest length match first.
- Lenovo K14 G3 IMU also M2 × 4 mm
- Lenovo Flex 3-1470 also M2 × 4 mm
- Lenovo ThinkPad L470 also M2 × 4 mm
- Lenovo 500e Chromebook Gen 4s also M2 × 4 mm
- Lenovo ThinkPad X23 also M2 × 8 mm
- HP Victus by HP 16.1 inch Gaming 16-r0000 also M2 × 4 mm
- HP EliteBook 6 G1ah 16 inch also M2 × 4 mm
- Acer Aspire 4310G also M2 × 4 mm
Questions about HP Compaq Evo N800v screws
- What size screw does HP Compaq Evo N800v use?
- M2 × 10 mm for base cover (qty 2, black, Phillips); M2 × 10 mm for hinge (qty 2, black, Phillips); M2 × 4 mm for display (qty 2, gold, Phillips); M2 × 4 mm for keyboard (qty 2, gold, Phillips); M2 × 4 mm for palm rest (qty 2, gold, Phillips); M2 × 4 mm for speaker (qty 1, gold, Phillips); M2 × 4 mm for touchpad (qty 4, gold, Phillips); M2 × 5 mm for memory (qty 1, Phillips); M2 × 5 mm for wireless card (qty 1, Phillips); M2 × 5.5 mm for system board (qty 2, black, Phillips); M2 × 5.5 mm for touchpad (qty 2, Phillips); M2 × 5.5 mm for unspecified (qty 2, silver, Phillips); M2 × 8 mm for display (qty 2, black, Phillips); M2 × 8 mm for palm rest (qty 9, black); M2 × 8 mm for system board (qty 2.
- How long are the screws in HP Compaq Evo N800v?
- The records range from 4 to 10 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 Compaq Evo N800v?
- The source lists a Phillips 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 Compaq Evo N800v?
- TechSpareWarehouse (our own store) lists M2 x 4mm, M2 x 5mm and M2 x 8mm, which match lengths in the records above.





