HP Compaq tc4200 screw size
M2 / M2.5 / M3 · 4 to 18 mm long
Our records put HP Compaq tc4200 on M2, M2.5 and M3 screws in lengths from 4 to 18 mm.
There are 29 separate fitment records for it, including display (qty 2, black, Torx T8) (M2), display bezel (qty 2, Torx T8) (M2) and keyboard (qty 2, black, Torx T8) (M2), plus 26 more in the table below.
Head and drive, as the sources state them: Torx T8 and Phillips drives.
29 of the 29 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 tc4200 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 | 18 mm | 0.4 mm | not stated | Torx T8 | Display (qty 2, black, Torx T8)black finish | Confirmed |
| M2 | 18 mm | 0.4 mm | not stated | Torx T8 | Display bezel (qty 2, Torx T8) | Confirmed |
| M2 | 18 mm | 0.4 mm | not stated | Torx T8 | Keyboard (qty 2, black, Torx T8)black finish | Confirmed |
| M2 | 18 mm | 0.4 mm | not stated | Torx T8 | Palm rest (qty 2, black, Torx T8)black finish | Confirmed |
| M2 | 18 mm | 0.4 mm | not stated | Torx T8 | Unspecified (qty 8, black, Torx T8)black finish | Confirmed |
| M2 | 4 mm | 0.4 mm | not stated | Phillips | Palm rest (qty 1, silver, Phillips) | Confirmed |
| M2 | 4 mm | 0.4 mm | not stated | Phillips | System board (qty 2, black, Phillips)black finish | Confirmed |
| M2 | 4 mm | 0.4 mm | not stated | Phillips | Touchpad (qty 4, silver, Phillips) | Confirmed |
| M2 | 4 mm | 0.4 mm | not stated | Phillips | Unspecified (qty 1, silver, Phillips) | Confirmed |
| M2 | 4 mm | 0.4 mm | not stated | Phillips | Wireless card (qty 1, silver, Phillips) | Confirmed |
| M2 | 5 mm | 0.4 mm | not stated | Phillips | Hard drive (qty 2, black, Phillips)black finish | Confirmed |
| M2 | 5 mm | 0.4 mm | not stated | Torx T8 | Keyboard (qty 1, black, Torx T8)black finish | Confirmed |
| M2 | 5 mm | 0.4 mm | not stated | Phillips | Memory (qty 2, black, Phillips)black finish | Confirmed |
| M2 | 5 mm | 0.4 mm | not stated | Torx T8 | Speaker (qty 2, black, Torx T8)black finish | Confirmed |
| M2 | 5 mm | 0.4 mm | not stated | Torx T8 | System board (qty 4, black, Torx T8)black finish | Confirmed |
| M2 | 5 mm | 0.4 mm | not stated | Torx T8 | Unspecified (qty 8, black, Torx T8)black finish | Confirmed |
| M2 | 5 mm | 0.4 mm | not stated | Phillips | Wireless card (qty 2, black, Phillips)black finish | Confirmed |
| M2 | 7.5 mm | 0.4 mm | not stated | Torx T8 | Display (qty 2, silver, Torx T8,Phillips) | Confirmed |
| M2 | 7.5 mm | 0.4 mm | not stated | Torx T8 | Fan (qty 3, silver, Torx T8) | Confirmed |
| M2 | 7.5 mm | 0.4 mm | not stated | Torx T8 | System board (qty 1, silver, Torx T8) | Confirmed |
| M2 | 7.5 mm | 0.4 mm | not stated | Torx T8 | Unspecified (qty 8, Torx T8) | Confirmed |
| M2 | 9 mm | 0.4 mm | not stated | Torx T8 | Keyboard (qty 3, black, Torx T8)black finish | Confirmed |
| M2 | 9 mm | 0.4 mm | not stated | Torx T8 | Palm rest (qty 7, black, Torx T8)black finish | Confirmed |
| M2 | 9 mm | 0.4 mm | not stated | Torx T8 | Unspecified (qty 8, Torx T8) | Confirmed |
| M2.5 | 13 mm | 0.45 mm | not stated | Phillips | Hard drive (qty 1, silver, Phillips) | Confirmed |
| M2.5 | 7 mm | 0.45 mm | not stated | Phillips | Heat sink (qty 4, black, Phillips)black finish | Confirmed |
| M2.5 | 7 mm | 0.45 mm | not stated | Torx T8 | Unspecified (qty 8, Torx T8) | Confirmed |
| M3 | 4 mm | 0.5 mm | not stated | Phillips | Hard drive (qty 4, silver, Phillips) | Confirmed |
| M3 | 4 mm | 0.5 mm | not stated | Torx T8 | Unspecified (qty 8, Torx T8) | Confirmed |
Fitment records and sources
Display (qty 2, black, Torx T8)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Display bezel (qty 2, Torx T8)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Keyboard (qty 2, black, Torx T8)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Palm rest (qty 2, black, Torx T8)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Unspecified (qty 8, black, Torx T8)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Palm rest (qty 1, silver, 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 4, silver, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Unspecified (qty 1, silver, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Wireless card (qty 1, silver, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Hard drive (qty 2, black, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Keyboard (qty 1, black, Torx T8)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Memory (qty 2, black, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Speaker (qty 2, black, Torx T8)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
System board (qty 4, black, Torx T8)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Unspecified (qty 8, black, Torx T8)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Wireless card (qty 2, black, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Display (qty 2, silver, Torx T8,Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Fan (qty 3, silver, Torx T8)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
System board (qty 1, silver, Torx T8)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Unspecified (qty 8, Torx T8)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Keyboard (qty 3, black, Torx T8)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Palm rest (qty 7, black, Torx T8)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Unspecified (qty 8, Torx T8)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Hard drive (qty 1, silver, Phillips)
pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8
Heat sink (qty 4, black, Phillips)
pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8
Unspecified (qty 8, Torx T8)
pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8
Hard drive (qty 4, silver, Phillips)
pitch 0.5 mm · tap 2.5 mm · clearance 3.4 mm · PH1 / Torx T10
Unspecified (qty 8, Torx T8)
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 4–18 mm, which means different positions take different lengths — match each hole to its own screw.
- Driver: the source names a Torx T8 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 tc4200, closest length match first.
- Dell Inspiron 4000 also M2 × 4 mm
- Dell Pro 14 Premium PA14250 also M2 × 5 mm
- HP Pavilion 14 14-ec1000 (ids 2100371663 also M2 × 4 mm
- HP EliteBook 740 G1 also M2 × 5 mm
- Dell Inspiron 15 3582 also M2 × 4 mm
- Lenovo IdeaPad S500 Touch also M2 × 4 mm
- Lenovo ThinkPad P14s Gen 4 also M2 × 5 mm
- HP EliteBook x360 1040 G6 also M2 × 5 mm
Questions about HP Compaq tc4200 screws
- What size screw does HP Compaq tc4200 use?
- M2 × 18 mm for display (qty 2, black, Torx T8); M2 × 18 mm for display bezel (qty 2, Torx T8); M2 × 18 mm for keyboard (qty 2, black, Torx T8); M2 × 18 mm for palm rest (qty 2, black, Torx T8); M2 × 18 mm for unspecified (qty 8, black, Torx T8); M2 × 4 mm for palm rest (qty 1, silver, Phillips); M2 × 4 mm for system board (qty 2, black, Phillips); M2 × 4 mm for touchpad (qty 4, silver, Phillips); M2 × 4 mm for unspecified (qty 1, silver, Phillips); M2 × 4 mm for wireless card (qty 1, silver, Phillips); M2 × 5 mm for hard drive (qty 2, black, Phillips); M2 × 5 mm for keyboard (qty 1, black, Torx T8); M2 × 5 mm for memory (qty 2, black, Phillips); M2 × 5 mm for speaker (qty 2, black, Torx T8);.
- How long are the screws in HP Compaq tc4200?
- The records range from 4 to 18 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 tc4200?
- The source lists a Torx T8 and 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 tc4200?
- TechSpareWarehouse (our own store) lists M2 x 4mm, M2 x 5mm and M3 x 4mm, which match lengths in the records above.





