Lenovo ideapad FLEX 4-1130 screw size
M2 / M2.5 / M3 · 2 to 6.5 mm long
If you are replacing a screw on Lenovo ideapad FLEX 4-1130, the thread is M2, M2.5 and M3 in lengths from 2 to 6.5 mm.
There are 13 separate fitment records for it, including touchpad (qty 3, silver, Phillips) (M2), display (qty 5, black, Phillips) (M2) and speaker (qty 4, black, Phillips) (M2), plus 10 more in the table below.
Head and drive, as the sources state them: Phillips drive.
13 of the 13 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 ideapad FLEX 4-1130 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 | Touchpad (qty 3, silver, Phillips) | Confirmed |
| M2 | 2.5 mm | 0.4 mm | not stated | Phillips | Display (qty 5, black, Phillips)black finish | Confirmed |
| M2 | 2.5 mm | 0.4 mm | not stated | Phillips | Speaker (qty 4, black, Phillips)black finish | Confirmed |
| M2 | 3 mm | 0.4 mm | not stated | Phillips | Display (qty 3, black, Phillips)black finish | Confirmed |
| M2 | 3.5 mm | 0.4 mm | not stated | Phillips | Display (qty 2, silver, Phillips) | Confirmed |
| M2 | 4 mm | 0.4 mm | not stated | Phillips | Battery (qty 4, black, Phillips)black finish | Confirmed |
| M2 | 4 mm | 0.4 mm | not stated | Phillips | Hard drive (qty 4, black, Phillips)black finish | Confirmed |
| M2 | 4 mm | 0.4 mm | not stated | Phillips | Heat sink (qty 3, black, Phillips)black finish | Confirmed |
| M2 | 4 mm | 0.4 mm | not stated | Phillips | System board (qty 6, black, Phillips)black finish | Confirmed |
| M2 | 4 mm | 0.4 mm | not stated | Phillips | Wireless card (qty 1, black, Phillips)black finish | Confirmed |
| M2 | 6.5 mm | 0.4 mm | not stated | Phillips | Base cover (qty 10, black, Phillips)black finish | Confirmed |
| M2.5 | 4 mm | 0.45 mm | not stated | Phillips | System board (qty 5, black, Phillips)black finish | Confirmed |
| M3 | 3 mm | 0.5 mm | not stated | Phillips | Hard drive (qty 4, black, Phillips)black finish | Confirmed |
Fitment records and sources
Touchpad (qty 3, silver, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Display (qty 5, black, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Speaker (qty 4, black, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Display (qty 3, black, 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
Battery (qty 4, black, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Hard drive (qty 4, black, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Heat sink (qty 3, black, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
System board (qty 6, 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
Base cover (qty 10, black, Phillips)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
System board (qty 5, black, Phillips)
pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8
Hard drive (qty 4, black, Phillips)
pitch 0.5 mm · tap 2.5 mm · clearance 3.4 mm · PH1 / Torx T10
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 / 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 2–6.5 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 ideapad FLEX 4-1130, closest length match first.
- Lenovo 4th Gen also M2 × 2 mm
- Lenovo ThinkPad X60 also M2 × 2 mm
- Acer TravelMate 6593 also M2 × 3 mm
- HP ProBook 6460b also M2 × 3 mm
- Dell Precision 7680 also M2 × 2 mm
- Dell G7 15 7590 also M2 × 2.5 mm
- Dell Inspiron 8200 also M2 × 3 mm
- Lenovo ideapad 330E-17AST D also M2 × 3 mm
Questions about Lenovo ideapad FLEX 4-1130 screws
- What size screw does Lenovo ideapad FLEX 4-1130 use?
- M2 × 2 mm for touchpad (qty 3, silver, Phillips); M2 × 2.5 mm for display (qty 5, black, Phillips); M2 × 2.5 mm for speaker (qty 4, black, Phillips); M2 × 3 mm for display (qty 3, black, Phillips); M2 × 3.5 mm for display (qty 2, silver, Phillips); M2 × 4 mm for battery (qty 4, black, Phillips); M2 × 4 mm for hard drive (qty 4, black, Phillips); M2 × 4 mm for heat sink (qty 3, black, Phillips); M2 × 4 mm for system board (qty 6, black, Phillips); M2 × 4 mm for wireless card (qty 1, black, Phillips); M2 × 6.5 mm for base cover (qty 10, black, Phillips); M2.5 × 4 mm for system board (qty 5, black, Phillips); M3 × 3 mm for hard drive (qty 4, black, Phillips).
- How long are the screws in Lenovo ideapad FLEX 4-1130?
- The records range from 2 to 6.5 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 ideapad FLEX 4-1130?
- 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 ideapad FLEX 4-1130?
- TechSpareWarehouse (our own store) lists M2 x 2mm, M2 x 2.5mm and M2 x 3mm, which match lengths in the records above.



