Lenovo Flex 4-1480 screw size
M2 / M2.5 / M3 · 2 to 9.5 mm long
Our records put Lenovo Flex 4-1480 on M2, M2.5 and M3 screws in lengths from 2 to 9.5 mm.
There are 15 separate fitment records for it, including palm rest (qty 2, black, Phillips) (M2), base cover (qty 2, black, Phillips) (M2) and fan (qty 5, black, Phillips) (M2), plus 12 more in the table below.
Head and drive, as the sources state them: Phillips drive.
15 of the 15 records are marked confirmed, drawn from 1 source (download.lenovo.com).
For reference, M2 is 2 mm across the threads at 0.4 mm pitch. The imperial size people confuse it with: #2-56 UNC (2.18 mm) is close but not interchangeable.
Lenovo Flex 4-1480 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 | Phillips | Palm rest (qty 2, black, Phillips)black finish | Confirmed |
| M2 | 3 mm | 0.4 mm | not stated | Phillips | Base cover (qty 2, black, Phillips)black finish | Confirmed |
| M2 | 3 mm | 0.4 mm | not stated | Phillips | Fan (qty 5, black, Phillips)black finish | Confirmed |
| M2 | 3 mm | 0.4 mm | not stated | Phillips | Wireless card (qty 1, black, Phillips)black finish | Confirmed |
| M2 | 3.5 mm | 0.4 mm | not stated | Phillips | I/O board (qty 1, silver, Phillips) | Confirmed |
| M2 | 3.5 mm | 0.4 mm | not stated | Phillips | Battery (qty 3, silver, Phillips) | Confirmed |
| M2 | 3.5 mm | 0.4 mm | not stated | Phillips | Display (qty 2, silver, Phillips) | Confirmed |
| M2 | 3.5 mm | 0.4 mm | not stated | Phillips | Fan (qty 2, silver, Phillips) | Confirmed |
| M2 | 3.5 mm | 0.4 mm | not stated | Phillips | Hard drive (qty 3, silver, Phillips) | Confirmed |
| M2 | 3.5 mm | 0.4 mm | not stated | Phillips | System board (qty 3, silver, Phillips) | Confirmed |
| M2 | 6 mm | 0.4 mm | not stated | Phillips | Base cover (qty 9, black, Phillips)black finish | Confirmed |
| M2 | 9.5 mm | 0.4 mm | not stated | Phillips | Base cover (qty 2, Phillips) | Confirmed |
| M2.5 | 2.5 mm | 0.45 mm | not stated | Phillips | Camera (qty 6, black, Phillips)black finish | Confirmed |
| M2.5 | 4 mm | 0.45 mm | not stated | Phillips | Palm rest (qty 4, silver, Phillips) | Confirmed |
| M3 | 3 mm | 0.5 mm | not stated | Phillips | Hard drive (qty 4, silver, Phillips) | Confirmed |
Fitment records and sources
Palm rest (qty 2, black, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Base cover (qty 2, black, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Fan (qty 5, black, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Wireless card (qty 1, black, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
I/O board (qty 1, silver, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Battery (qty 3, silver, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Display (qty 2, silver, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Fan (qty 2, silver, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Hard drive (qty 3, silver, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
System board (qty 3, silver, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Base cover (qty 9, black, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Base cover (qty 2, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Camera (qty 6, black, Phillips)
pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8
Palm rest (qty 4, silver, Phillips)
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
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 2–9.5 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
- 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 Flex 4-1480, closest length match first.
- Lenovo Flex-14IML also M2 × 2 mm
- HP G60 also M2 × 3 mm
- Lenovo Iseries 1700 also M2.5 × 4 mm
- HP 250 G10 also M2 × 2 mm
- Lenovo G50-45 also M2 × 3.5 mm
- Dell Inspiron 2200 also M2 × 3 mm
- Acer TravelMate 8471 also M2 × 3 mm
- Dell Inspiron keyboard also M2 × 3 mm
Questions about Lenovo Flex 4-1480 screws
- What size screw does Lenovo Flex 4-1480 use?
- M2 × 2 mm for palm rest (qty 2, black, Phillips); M2 × 3 mm for base cover (qty 2, black, Phillips); M2 × 3 mm for fan (qty 5, black, Phillips); M2 × 3 mm for wireless card (qty 1, black, Phillips); M2 × 3.5 mm for I/O board (qty 1, silver, Phillips); M2 × 3.5 mm for battery (qty 3, silver, Phillips); M2 × 3.5 mm for display (qty 2, silver, Phillips); M2 × 3.5 mm for fan (qty 2, silver, Phillips); M2 × 3.5 mm for hard drive (qty 3, silver, Phillips); M2 × 3.5 mm for system board (qty 3, silver, Phillips); M2 × 6 mm for base cover (qty 9, black, Phillips); M2 × 9.5 mm for base cover (qty 2, Phillips); M2.5 × 2.5 mm for camera (qty 6, black, Phillips); M2.5 × 4 mm for palm rest (qty 4, silver,.
- How long are the screws in Lenovo Flex 4-1480?
- The records range from 2 to 9.5 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 Flex 4-1480?
- 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 Lenovo Flex 4-1480?
- TechSpareWarehouse (our own store) lists M2 x 2mm, M2 x 3mm and M2 x 6mm, which match lengths in the records above.



