Lenovo ThinkPad P52 screw size
M2 / M2.5 · 1.65 to 12 mm long
If you are replacing a screw on Lenovo ThinkPad P52, the thread is M2 and M2.5 in lengths from 1.65 to 12 mm.
There are 20 separate fitment records for it, including keyboard (qty 2, flat, silver) (M2), chassis/frame (qty 3, flat, black) (M2) and display (qty 2, flat, black) (M2), plus 17 more in the table below.
20 of the 20 records are marked confirmed, drawn from 1 source (download.lenovo.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.
Lenovo ThinkPad P52 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 | 1.65 mm | 0.4 mm | not stated | not stated | Keyboard (qty 2, flat, silver) | Confirmed |
| M2 | 12 mm | 0.4 mm | not stated | not stated | Chassis/frame (qty 3, flat, black)black finish | Confirmed |
| M2 | 12 mm | 0.4 mm | not stated | not stated | Display (qty 2, flat, black)black finish | Confirmed |
| M2 | 3 mm | 0.4 mm | not stated | not stated | Card reader (qty 2, flat, black)black finish | Confirmed |
| M2 | 3 mm | 0.4 mm | not stated | not stated | DC-in (qty 1, flat, black)black finish | Confirmed |
| M2 | 3 mm | 0.4 mm | not stated | not stated | Hinge (qty 4, flat, black,silver)black finish | Confirmed |
| M2 | 3 mm | 0.4 mm | not stated | not stated | Memory (qty 1, flat, black)black finish | Confirmed |
| M2 | 3 mm | 0.4 mm | not stated | not stated | Power button (qty 1, flat, black)black finish | Confirmed |
| M2 | 3 mm | 0.4 mm | not stated | not stated | SSD (qty 1, flat, black)black finish | Confirmed |
| M2 | 3 mm | 0.4 mm | not stated | not stated | System board (qty 1, flat, black)black finish | Confirmed |
| M2 | 3 mm | 0.4 mm | not stated | not stated | Touchpad (qty 1, flat, black)black finish | Confirmed |
| M2 | 3 mm | 0.4 mm | not stated | not stated | Wireless card (qty 1, flat, black)black finish | Confirmed |
| M2 | 4.5 mm | 0.4 mm | not stated | not stated | Speaker (qty 2, flat, black)black finish | Confirmed |
| M2.5 | 4 mm | 0.45 mm | not stated | not stated | Display (qty 2, flat, silver) | Confirmed |
| M2.5 | 4 mm | 0.45 mm | not stated | not stated | Hinge (qty 6, flat, silver) | Confirmed |
| M2.5 | 4 mm | 0.45 mm | not stated | not stated | Palm rest (qty 5, flat, silver) | Confirmed |
| M2.5 | 5 mm | 0.45 mm | not stated | not stated | Chassis/frame (qty 3, flat, black)black finish | Confirmed |
| M2.5 | 5 mm | 0.45 mm | not stated | not stated | Display (qty 2, flat, black)black finish | Confirmed |
| M2.5 | 5 mm | 0.45 mm | not stated | not stated | Palm rest (qty 3, flat, black)black finish | Confirmed |
| M2.5 | 8 mm | 0.45 mm | not stated | not stated | Display (qty 4, flat, black)black finish | Confirmed |
Fitment records and sources
Keyboard (qty 2, flat, silver)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Chassis/frame (qty 3, flat, black)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Display (qty 2, flat, black)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Card reader (qty 2, flat, black)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
DC-in (qty 1, flat, black)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Hinge (qty 4, flat, black,silver)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Memory (qty 1, flat, black)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Power button (qty 1, flat, black)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
SSD (qty 1, flat, black)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
System board (qty 1, flat, black)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Touchpad (qty 1, flat, black)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Wireless card (qty 1, flat, black)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Speaker (qty 2, flat, black)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Display (qty 2, flat, silver)
pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8
Hinge (qty 6, flat, silver)
pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8
Palm rest (qty 5, flat, silver)
pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8
Chassis/frame (qty 3, flat, black)
pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8
Display (qty 2, flat, black)
pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8
Palm rest (qty 3, flat, black)
pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8
Display (qty 4, flat, black)
pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8
How to check the screw before you buy
- Laptop covers and brackets often mix two or three lengths of the same thread, so lay the screws out in the order they came out (a magnetic mat or a sheet of paper with the hole pattern drawn on it works).
- 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 1.65–12 mm, which means different positions take different lengths — match each hole to its own screw.
- Driver: the source does not name the drive. Standard M2 heads take PH0 for Phillips and T6 for Torx, and a 1.5 mm hex key for socket heads; a bit that fits loosely will cam out and strip the head.
- 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
- Xbox Series X internal chassis screws are M3, not M2 (confirmed on iFixit) — a widespread misconception.
- The standard M.2 SSD screw is M2 x 3mm, but some laptops and handhelds use non-standard lengths or head shapes.
- Dell/HP/Lenovo manuals often list screws only by torque or head shape, so community teardowns are needed for diameter.
- Nylon-coated M2.5 screws (ThinkPad Edge) are thread-locking; plain replacements work loose over time.
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 Lenovo ThinkPad P52, closest length match first.
- Lenovo ThinkPad T15g Gen 2 also M2 × 3 mm
- Lenovo ideapad 330-17ICH also M2 × 3 mm
- Dell Latitude 3480 also M2 × 3 mm
- Lenovo ideapad S530-13IML also M2 × 3 mm
- Toshiba Satellite M30X PCMCIA/ODD/thermal fasteners also M2 × 12 mm
- Lenovo Flex-15IML also M2 × 3 mm
- Lenovo FLEX-15IIL also M2 × 3 mm
- Generic M.2 SSD mounting standard used in tablet/laptop motherboards also M2 × 3 mm
Questions about Lenovo ThinkPad P52 screws
- What size screw does Lenovo ThinkPad P52 use?
- M2 × 1.65 mm for keyboard (qty 2, flat, silver); M2 × 12 mm for chassis/frame (qty 3, flat, black); M2 × 12 mm for display (qty 2, flat, black); M2 × 3 mm for card reader (qty 2, flat, black); M2 × 3 mm for DC-in (qty 1, flat, black); M2 × 3 mm for hinge (qty 4, flat, black,silver); M2 × 3 mm for memory (qty 1, flat, black); M2 × 3 mm for power button (qty 1, flat, black); M2 × 3 mm for SSD (qty 1, flat, black); M2 × 3 mm for system board (qty 1, flat, black); M2 × 3 mm for touchpad (qty 1, flat, black); M2 × 3 mm for wireless card (qty 1, flat, black); M2 × 4.5 mm for speaker (qty 2, flat, black); M2.5 × 4 mm for display (qty 2, flat, silver); M2.5 × 4 mm for hinge (qty 6, flat, silver); M2.
- How long are the screws in Lenovo ThinkPad P52?
- The records range from 1.65 to 12 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 Lenovo ThinkPad P52?
- The sources do not name the drive. For M2, Phillips heads normally take PH0 and Torx heads T6; socket heads take 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 Lenovo ThinkPad P52?
- TechSpareWarehouse (our own store) lists M2 x 3mm, M2.5 x 4mm and M2.5 x 5mm, which match lengths in the records above.




