Lenovo V15 Gen 4 i screw size
M2 / M2.5 / M3 · 2 to 6 mm long
Our records put Lenovo V15 Gen 4 i on M2, M2.5 and M3 screws in lengths from 2 to 6 mm.
There are 20 separate fitment records for it, including hinge (qty 6) (M2), fan (qty 3) (M2) and hinge (qty 2) (M2), plus 17 more in the table below.
20 of the 20 records are marked confirmed, drawn from 1 source (campuspoint.de).
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.
Lenovo V15 Gen 4 i 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 | 2 mm | 0.4 mm | not stated | not stated | Hinge (qty 6) | Confirmed |
| M2 | 2.8 mm | 0.4 mm | not stated | not stated | Fan (qty 3) | Confirmed |
| M2 | 2.8 mm | 0.4 mm | not stated | not stated | Hinge (qty 2) | Confirmed |
| M2 | 2.8 mm | 0.4 mm | not stated | not stated | SSD (qty 1) | Confirmed |
| M2 | 2.8 mm | 0.4 mm | not stated | not stated | System board (qty 4) | Confirmed |
| M2 | 2.8 mm | 0.4 mm | not stated | not stated | Wireless card (qty 1) | Confirmed |
| M2 | 3.5 mm | 0.4 mm | not stated | not stated | I/O board (qty 2) | Confirmed |
| M2 | 3.5 mm | 0.4 mm | not stated | not stated | Battery (qty 2) | Confirmed |
| M2 | 3.5 mm | 0.4 mm | not stated | not stated | System board (qty 3) | Confirmed |
| M2 | 4 mm | 0.4 mm | not stated | not stated | Base cover (qty 4) | Confirmed |
| M2 | 5 mm | 0.4 mm | not stated | not stated | Battery (qty 6) | Confirmed |
| M2 | 5 mm | 0.4 mm | not stated | not stated | Fan (qty 3) | Confirmed |
| M2 | 5 mm | 0.4 mm | not stated | not stated | Hard drive (qty 4) | Confirmed |
| M2 | 5 mm | 0.4 mm | not stated | not stated | Heat sink (qty 3) | Confirmed |
| M2 | 6 mm | 0.4 mm | not stated | not stated | Base cover (qty 7) | Confirmed |
| M2.5 | 3.3 mm | 0.45 mm | not stated | not stated | Hinge (qty 8) | Confirmed |
| M2.5 | 5 mm | 0.45 mm | not stated | not stated | I/O board (qty 2) | Confirmed |
| M2.5 | 5 mm | 0.45 mm | not stated | not stated | Display (qty 4) | Confirmed |
| M2.5 | 5 mm | 0.45 mm | not stated | not stated | System board (qty 2) | Confirmed |
| M3 | 3 mm | 0.5 mm | not stated | not stated | Hard drive (qty 4) | Confirmed |
Fitment records and sources
Hinge (qty 6)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Fan (qty 3)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Hinge (qty 2)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
SSD (qty 1)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
System board (qty 4)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Wireless card (qty 1)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
I/O board (qty 2)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Battery (qty 2)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
System board (qty 3)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Base cover (qty 4)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Battery (qty 6)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Fan (qty 3)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Hard drive (qty 4)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Heat sink (qty 3)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Base cover (qty 7)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Hinge (qty 8)
pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8
I/O board (qty 2)
pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8
Display (qty 4)
pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8
System board (qty 2)
pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8
Hard drive (qty 4)
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 2–6 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 / M3
- 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.
- Thorlabs' 16mm cage system standard plates use dual 4-40 (UNC) and M3 taps on the same plate (e.g., SP01), so metric and imperial fasteners are both valid depending on the region/kit purchased.
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 V15 Gen 4 i, closest length match first.
- Dell Precision M65 also M2.5 × 5 mm
- Lenovo Zhao Yang E31-70 also M2 × 2 mm
- Lenovo YOGA 330L-11IGM also M2 × 2 mm
- Dell Latitude 5288 also M2 × 2 mm
- ASUS M2400NE also M2 × 5 mm
- Dell Latitude D800 also M2 × 6 mm
- Dell Precision M70 also M2.5 × 5 mm
- Dell Latitude 3380 also M2.5 × 5 mm
Questions about Lenovo V15 Gen 4 i screws
- What size screw does Lenovo V15 Gen 4 i use?
- M2 × 2 mm for hinge (qty 6); M2 × 2.8 mm for fan (qty 3); M2 × 2.8 mm for hinge (qty 2); M2 × 2.8 mm for SSD (qty 1); M2 × 2.8 mm for system board (qty 4); M2 × 2.8 mm for wireless card (qty 1); M2 × 3.5 mm for I/O board (qty 2); M2 × 3.5 mm for battery (qty 2); M2 × 3.5 mm for system board (qty 3); M2 × 4 mm for base cover (qty 4); M2 × 5 mm for battery (qty 6); M2 × 5 mm for fan (qty 3); M2 × 5 mm for hard drive (qty 4); M2 × 5 mm for heat sink (qty 3); M2 × 6 mm for base cover (qty 7); M2.5 × 3.3 mm for hinge (qty 8); M2.5 × 5 mm for I/O board (qty 2); M2.5 × 5 mm for display (qty 4); M2.5 × 5 mm for system board (qty 2); M3 × 3 mm for hard drive (qty 4).
- How long are the screws in Lenovo V15 Gen 4 i?
- The records range from 2 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 Lenovo V15 Gen 4 i?
- 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 V15 Gen 4 i?
- TechSpareWarehouse (our own store) lists M2 x 2mm, M2 x 3mm and M2 x 4mm, which match lengths in the records above.



