Acer Aspire 5730Z / 5330 series screw size
M2.5 · 6 mm long
Our records put Acer Aspire 5730Z / 5330 series on M2.5 screws, 6 mm long.
It is listed for FRU parts list screw entry "ISO M2.5X6(H=0.7~0.8MM)".
This entry is marked confirmed and comes from tim.id.au.
An M2.5 screw is 2.5 mm in diameter with a 0.45 mm pitch, tapped with a 2.05 mm drill; imperial look-alike: #3-48 / #4-40 (2.51 / 2.84 mm) — #4-40 is the common US stand-in and it will NOT thread in.
Acer Aspire 5730Z / 5330 series 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 |
|---|---|---|---|---|---|---|
| M2.5 | 6 mm | 0.45 mm | not stated | not stated | FRU parts list screw entry "ISO M2.5X6(H=0.7~0.8MM)" | Confirmed |
Fitment records and sources
FRU parts list screw entry "ISO M2.5X6(H=0.7~0.8MM)"
pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8
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 M2.5 screw measures about 2.5 mm with calipers (usually a hair under). If yours measures noticeably more or less, it is a different thread.
- Pitch: 0.45 mm from one thread crest to the next (22.22 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 record states 6 mm. Going longer risks bottoming out or touching parts behind the hole; going shorter loses thread engagement.
- Driver: the source does not name the drive. Standard M2.5 heads take PH1 for Phillips and T8 for Torx, and a 2 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 M2.5 is about 45-70 N·cm into metal threads and 20-35 N·cm into plastic bosses; snug it up and stop.
Common mix-ups with M2.5
- Dell/HP/Lenovo manuals often list screws only by torque or head shape, so community teardowns are needed for diameter.
- Commonly confused with imperial 4-40 screws in older medical equipment, but modern GE/Mindray devices explicitly list M2.5 metric threads.
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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M2.5 x 6mm Laptop Motherboard Replacement Screws Wafer Head 10-Pack Black
$4.99 -
10x M2.5 x 6mm Phillips Screws for Lenovo ThinkPad X131e Chromebook LCD Hinge
$4.99
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ASUS ROG Strix G15 G513R Replacement Screws Sold Individually – M1.6 x 3mm, M2 x 2.5mm, M2 x 3mm, M2.5 x 6mm Phillips Wafer Head, Black
$0.10Choose size
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ASUS ROG Strix G17 G713 Replacement Screws Sold Individually – M1.6 x 3mm, M2 x 2.5mm, M2 x 3mm, M2.5 x 6mm Phillips Wafer Head, Black
$0.10Choose size
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Browse all 2799 in Laptops & PCs →The same screw also fits
Devices whose records share a thread with Acer Aspire 5730Z / 5330 series, closest length match first.
- Lenovo ThinkPad 380 also M2.5 × 6 mm
- HP EliteBook 2760p also M2.5 × 6 mm
- HP Compaq tc1100 also M2.5 × 6 mm
- HP Pavilion 4100 also M2.5 × 6 mm
- Acer TravelMate 5720 also M2.5 × 6 mm
- HP Compaq 6530b also M2.5 × 6 mm
- Lenovo ThinkPad 385 also M2.5 × 6 mm
- HP ENVY x360 m6-w1xx also M2.5 × 6 mm
Questions about Acer Aspire 5730Z / 5330 series screws
- What size screw does Acer Aspire 5730Z / 5330 series use?
- M2.5 × 6 mm for FRU parts list screw entry "ISO M2.5X6(H=0.7~0.8MM)".
- How long are the screws in Acer Aspire 5730Z / 5330 series?
- The record gives 6 mm. Measure the original from under the head (overall for a countersunk head) to confirm before ordering.
- What is the thread pitch of an M2.5 screw?
- 0.45 mm (coarse), which is the standard pitch for M2.5 machine screws; a 0.35 mm fine pitch exists but is uncommon. The tap drill is 2.05 mm and the normal clearance hole is 2.9 mm.
- What screwdriver do I need for Acer Aspire 5730Z / 5330 series?
- The sources do not name the drive. For M2.5, Phillips heads normally take PH1 and Torx heads T8; socket heads take a 2 mm hex key.
- Can I use an imperial screw instead of M2.5?
- No. Imperial look-alike: #3-48 / #4-40 (2.51 / 2.84 mm) — #4-40 is the common US stand-in and it will NOT thread in. Use a true M2.5 screw so it does not cross-thread or strip the hole.
- Where can I buy replacement screws for Acer Aspire 5730Z / 5330 series?
- TechSpareWarehouse (our own store) lists M2.5 x 6mm, which matches the length in the records above.