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Lenovo ideapad 130-15AST screw size

M2 / M2.5 / M3 · 2.5 to 7 mm long

Lenovo ideapad 130-15AST takes M2, M2.5 and M3 metric screws in lengths from 2.5 to 7 mm.

There are 13 separate fitment records for it, including display (qty 4, black, Phillips) (M2), fan (qty 5, silver, Phillips) (M2) and optical drive (qty 1, silver, 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).

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 ideapad 130-15AST 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.

ThreadLengthPitchHeadDriveWhere it goesStatus
M22.5 mm0.4 mmnot statedPhillipsDisplay (qty 4, black, Phillips)black finishConfirmed
M23.5 mm0.4 mmnot statedPhillipsFan (qty 5, silver, Phillips)Confirmed
M23.5 mm0.4 mmnot statedPhillipsOptical drive (qty 1, silver, Phillips)Confirmed
M23.5 mm0.4 mmnot statedPhillipsSystem board (qty 3, silver, Phillips)Confirmed
M23.5 mm0.4 mmnot statedPhillipsWireless card (qty 1, silver, Phillips)Confirmed
M26 mm0.4 mmnot statedPhillipsBattery (qty 3, silver, Phillips)Confirmed
M26 mm0.4 mmnot statedPhillipsFan (qty 1, silver, Phillips)Confirmed
M26 mm0.4 mmnot statedPhillipsHard drive (qty 4, silver, Phillips)Confirmed
M2.52.5 mm0.45 mmnot statedPhillipsDisplay (qty 6, black, Phillips)black finishConfirmed
M2.54.5 mm0.45 mmnot statedPhillipsPalm rest (qty 4, silver, Phillips)Confirmed
M2.57 mm0.45 mmnot statedPhillipsBase cover (qty 12, black, Phillips)black finishConfirmed
M2.57 mm0.45 mmnot statedPhillipsOptical drive (qty 1, black, Phillips)black finishConfirmed
M33 mm0.5 mmnot statedPhillipsHard drive (qty 4, silver, Phillips)Confirmed

Fitment records and sources

M22.5 mmconfirmed

Display (qty 4, black, Phillips)

pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6

M23.5 mmconfirmed

Fan (qty 5, silver, Phillips)

pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6

M23.5 mmconfirmed

Optical drive (qty 1, silver, Phillips)

pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6

M23.5 mmconfirmed

System board (qty 3, silver, Phillips)

pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6

M23.5 mmconfirmed

Wireless card (qty 1, silver, Phillips)

pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6

M26 mmconfirmed

Battery (qty 3, silver, Phillips)

pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6

M26 mmconfirmed

Fan (qty 1, silver, Phillips)

pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6

M26 mmconfirmed

Hard drive (qty 4, silver, Phillips)

pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6

M2.52.5 mmconfirmed

Display (qty 6, black, Phillips)

pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8

M2.54.5 mmconfirmed

Palm rest (qty 4, silver, Phillips)

pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8

M2.57 mmconfirmed

Base cover (qty 12, black, Phillips)

pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8

M2.57 mmconfirmed

Optical drive (qty 1, black, Phillips)

pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8

M33 mmconfirmed

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

  1. 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.
  2. 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.
  3. 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.
  4. Length: measure from under the head to the tip for pan, button, wafer and cap heads; countersunk (flat) heads are measured overall.
  5. The records span 2.5–7 mm, which means different positions take different lengths — match each hole to its own screw.
  6. 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.
  7. 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.
  • PC cases mix M3 (fans, optical and 2.5in drives) with imperial 6-32 (3.5in drives, motherboard standoffs) - don't force one into the other.

Pitch gauge · Screw size finder · Torque guide

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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The same screw also fits

Devices whose records share a thread with Lenovo ideapad 130-15AST, closest length match first.

Questions about Lenovo ideapad 130-15AST screws

What size screw does Lenovo ideapad 130-15AST use?
M2 × 2.5 mm for display (qty 4, black, Phillips); M2 × 3.5 mm for fan (qty 5, silver, Phillips); M2 × 3.5 mm for optical drive (qty 1, silver, Phillips); M2 × 3.5 mm for system board (qty 3, silver, Phillips); M2 × 3.5 mm for wireless card (qty 1, silver, Phillips); M2 × 6 mm for battery (qty 3, silver, Phillips); M2 × 6 mm for fan (qty 1, silver, Phillips); M2 × 6 mm for hard drive (qty 4, silver, Phillips); M2.5 × 2.5 mm for display (qty 6, black, Phillips); M2.5 × 4.5 mm for palm rest (qty 4, silver, Phillips); M2.5 × 7 mm for base cover (qty 12, black, Phillips); M2.5 × 7 mm for optical drive (qty 1, black, Phillips); M3 × 3 mm for hard drive (qty 4, silver, Phillips).
How long are the screws in Lenovo ideapad 130-15AST?
The records range from 2.5 to 7 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 130-15AST?
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 130-15AST?
TechSpareWarehouse (our own store) lists M2 x 2.5mm, M2 x 6mm and M3 x 3mm, which match lengths in the records above.