HP 2533T screw size
M2 / M2.5 · 4 to 11 mm long
HP 2533T takes M2 and M2.5 metric screws in lengths from 4 to 11 mm.
There are 28 separate fitment records for it, including heat sink (qty 4, Torx T8) (M2), unspecified (qty 91, captive, Torx T8) (M2) and I/O board (qty 2, Phillips) (M2), plus 25 more in the table below.
Head and drive, as the sources state them: Torx T8 and Phillips drives.
28 of the 28 records are marked confirmed, drawn from 1 source (tim.id.au).
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 2533T 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 | Torx T8 | Heat sink (qty 4, Torx T8) | Confirmed |
| M2 | 10 mm | 0.4 mm | not stated | Torx T8 | Unspecified (qty 91, captive, Torx T8)captive | Confirmed |
| M2 | 4 mm | 0.4 mm | not stated | Phillips | I/O board (qty 2, Phillips) | Confirmed |
| M2 | 4 mm | 0.4 mm | not stated | Phillips | Hinge (qty 2, Phillips) | Confirmed |
| M2 | 4 mm | 0.4 mm | not stated | Phillips | Memory (qty 81, Phillips) | Confirmed |
| M2 | 4 mm | 0.4 mm | not stated | Phillips | Optical drive (qty 2, Phillips) | Confirmed |
| M2 | 4 mm | 0.4 mm | not stated | Phillips | Speaker (Phillips) | Confirmed |
| M2 | 4 mm | 0.4 mm | not stated | Phillips | Unspecified (qty 2, Phillips) | Confirmed |
| M2 | 4 mm | 0.4 mm | not stated | Phillips | Wireless card (qty 2, Phillips) | Confirmed |
| M2 | 5 mm | 0.4 mm | not stated | Phillips | Card reader (qty 2, Phillips) | Confirmed |
| M2 | 5 mm | 0.4 mm | not stated | Torx T8 | Display (Torx T8) | Confirmed |
| M2 | 5 mm | 0.4 mm | not stated | Torx T8 | Memory (qty 83, Torx T8) | Confirmed |
| M2 | 5 mm | 0.4 mm | not stated | Torx T8 | Optical drive (qty 2, Torx T8) | Confirmed |
| M2 | 5 mm | 0.4 mm | not stated | Torx T8 | Palm rest (qty 1, Torx T8) | Confirmed |
| M2 | 6 mm | 0.4 mm | not stated | Torx T8 | Palm rest (qty 2, Torx T8) | Confirmed |
| M2 | 6 mm | 0.4 mm | not stated | Phillips | Unspecified (qty 89, Phillips) | Confirmed |
| M2.5 | 11 mm | 0.45 mm | not stated | Phillips | Keyboard (qty 5, captive, Phillips)captive | Confirmed |
| M2.5 | 11 mm | 0.45 mm | not stated | Phillips | Unspecified (qty 87, captive, Phillips)captive | Confirmed |
| M2.5 | 4 mm | 0.45 mm | not stated | Phillips | Display (qty 2, Phillips) | Confirmed |
| M2.5 | 6 mm | 0.45 mm | not stated | Torx T8 | Display (Torx T8) | Confirmed |
| M2.5 | 6 mm | 0.45 mm | not stated | Phillips | Display back cover (qty 2, captive, Phillips)captive | Confirmed |
| M2.5 | 6 mm | 0.45 mm | not stated | Torx T8 | Display bezel (qty 4, Torx T8) | Confirmed |
| M2.5 | 6 mm | 0.45 mm | not stated | Torx T8 | Keyboard (Torx T8) | Confirmed |
| M2.5 | 6 mm | 0.45 mm | not stated | Torx T8 | Memory (qty 85, captive, Phillips,Torx T8)captive | Confirmed |
| M2.5 | 6 mm | 0.45 mm | not stated | Torx T8 | Palm rest (qty 6, Torx T8) | Confirmed |
| M2.5 | 6 mm | 0.45 mm | not stated | Torx T8 | System board (qty 3, Torx T8) | Confirmed |
| M2.5 | 6 mm | 0.45 mm | not stated | Phillips | Unspecified (captive, Phillips)captive | Confirmed |
| M2.5 | 6 mm | 0.45 mm | not stated | Phillips | Wireless card (captive, Phillips)captive | Confirmed |
Fitment records and sources
Heat sink (qty 4, Torx T8)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Unspecified (qty 91, captive, Torx T8)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
I/O board (qty 2, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Hinge (qty 2, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Memory (qty 81, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Optical drive (qty 2, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Speaker (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 2, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Card reader (qty 2, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Display (Torx T8)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Memory (qty 83, Torx T8)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Optical drive (qty 2, Torx T8)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Palm rest (qty 1, Torx T8)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Palm rest (qty 2, Torx T8)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Unspecified (qty 89, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Keyboard (qty 5, captive, Phillips)
pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8
Unspecified (qty 87, captive, Phillips)
pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8
Display (qty 2, Phillips)
pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8
Display (Torx T8)
pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8
Display back cover (qty 2, captive, Phillips)
pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8
Display bezel (qty 4, Torx T8)
pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8
Keyboard (Torx T8)
pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8
Memory (qty 85, captive, Phillips,Torx T8)
pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8
Palm rest (qty 6, Torx T8)
pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8
System board (qty 3, Torx T8)
pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8
Unspecified (captive, Phillips)
pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8
Wireless card (captive, Phillips)
pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8
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, 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 4–11 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
- 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).
- The standard M.2 SSD screw is M2 x 3mm, but some laptops and handhelds use non-standard lengths or head shapes.
- M2.5 and M3 look the same to the naked eye — you need calipers on the shank to tell them apart.
- M2.5 pitch is 0.45mm vs M3's 0.5mm and M2's 0.4mm — forcing the wrong one strips plastic bosses instantly.
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 2533T, closest length match first.
- Dell Inspiron 14 5410 also M2 × 4 mm
- HP 340 G5 also M2 × 4 mm
- HP EliteBook Folio 9480m also M2 × 4 mm
- Lenovo ThinkPad L520 also M2 × 5 mm
- HP Compaq Evo N410c also M2 × 4 mm
- Acer TravelMate 4520 also M2 × 4 mm
- HP EliteBook 750 G1 also M2 × 5 mm
- Dell Chromebook 13 3380 also M2 × 4 mm
Questions about HP 2533T screws
- What size screw does HP 2533T use?
- M2 × 10 mm for heat sink (qty 4, Torx T8); M2 × 10 mm for unspecified (qty 91, captive, Torx T8); M2 × 4 mm for I/O board (qty 2, Phillips); M2 × 4 mm for hinge (qty 2, Phillips); M2 × 4 mm for memory (qty 81, Phillips); M2 × 4 mm for optical drive (qty 2, Phillips); M2 × 4 mm for speaker (Phillips); M2 × 4 mm for unspecified (qty 2, Phillips); M2 × 4 mm for wireless card (qty 2, Phillips); M2 × 5 mm for card reader (qty 2, Phillips); M2 × 5 mm for display (Torx T8); M2 × 5 mm for memory (qty 83, Torx T8); M2 × 5 mm for optical drive (qty 2, Torx T8); M2 × 5 mm for palm rest (qty 1, Torx T8); M2 × 6 mm for palm rest (qty 2, Torx T8); M2 × 6 mm for unspecified (qty 89, Phillips); M2.5 × 11 mm.
- How long are the screws in HP 2533T?
- The records range from 4 to 11 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 2533T?
- 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 2533T?
- TechSpareWarehouse (our own store) lists M2 x 4mm, M2 x 5mm and M2 x 6mm, which match lengths in the records above.




