Dell Latitude 5430 Rugged screw size
M2 / M2.5 / M3 · 2 to 7 mm long
Our records put Dell Latitude 5430 Rugged on M2, M2.5 and M3 screws in lengths from 2 to 7 mm.
There are 29 separate fitment records for it, including SSD (qty 1) (M2), I/O board (qty 2) (M2) and LED board (qty 2) (M2), plus 26 more in the table below.
Head and drive, as the sources state them: Torx T8 drive.
29 of the 29 records are marked confirmed, drawn from 1 source (dell.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.
Dell Latitude 5430 Rugged 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 | SSD (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 | LED board (qty 2) | Confirmed |
| M2 | 3.5 mm | 0.4 mm | not stated | not stated | Heat sink (qty 3) | Confirmed |
| M2 | 3.5 mm | 0.4 mm | not stated | not stated | Keyboard (qty 4) | Confirmed |
| M2 | 3.5 mm | 0.4 mm | not stated | not stated | Power button (qty 3) | Confirmed |
| M2 | 3.5 mm | 0.4 mm | not stated | not stated | Speaker (qty 2) | Confirmed |
| M2 | 3.5 mm | 0.4 mm | not stated | not stated | System board (qty 5) | Confirmed |
| M2 | 3.5 mm | 0.4 mm | not stated | not stated | USB-C board (qty 5) | Confirmed |
| M2 | 3.5 mm | 0.4 mm | not stated | not stated | Wireless card (qty 1) | Confirmed |
| M2 | 4 mm | 0.4 mm | not stated | not stated | Base cover (qty 8) | Confirmed |
| M2 | 4 mm | 0.4 mm | not stated | not stated | SSD (qty 1) | Confirmed |
| M2 | 5 mm | 0.4 mm | not stated | not stated | SSD (qty 1) | Confirmed |
| M2 | 6 mm | 0.4 mm | not stated | not stated | Heat sink (qty 4, captive)captive | Confirmed |
| M2.5 | 4 mm | 0.45 mm | not stated | not stated | Keyboard (qty 6) | 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 2) | Confirmed |
| M2.5 | 5 mm | 0.45 mm | not stated | not stated | Power button (qty 4) | Confirmed |
| M2.5 | 5 mm | 0.45 mm | not stated | not stated | System board (qty 9) | Confirmed |
| M2.5 | 5 mm | 0.45 mm | not stated | not stated | Unspecified (qty 1) | Confirmed |
| M2.5 | 5 mm | 0.45 mm | not stated | not stated | Wireless card (qty 2) | Confirmed |
| M2.5 | 6 mm | 0.45 mm | not stated | Torx T8 | Display bezel (qty 11, Torx T8) | Confirmed |
| M2.5 | 6 mm | 0.45 mm | not stated | Torx T8 | Speaker (qty 2, Torx T8) | Confirmed |
| M2.5 | 6.5 mm | 0.45 mm | not stated | not stated | Fan (qty 3, captive)captive | Confirmed |
| M2.5 | 7 mm | 0.45 mm | not stated | not stated | Base cover (qty 22) | Confirmed |
| M2.5 | 7 mm | 0.45 mm | not stated | not stated | Display (qty 2) | Confirmed |
| M3 | 5 mm | 0.5 mm | not stated | Torx T8 | Hinge (qty 2, Torx T8) | Confirmed |
| M3 | 7 mm | 0.5 mm | not stated | Torx T8 | Display (qty 6, Torx T8) | Confirmed |
| M3 | 7 mm | 0.5 mm | not stated | Torx T8 | Hinge (qty 4, Torx T8) | Confirmed |
Fitment records and sources
SSD (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
LED board (qty 2)
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
Keyboard (qty 4)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Power button (qty 3)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Speaker (qty 2)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
System board (qty 5)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
USB-C board (qty 5)
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
Base cover (qty 8)
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
SSD (qty 1)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Heat sink (qty 4, captive)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Keyboard (qty 6)
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 2)
pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8
Power button (qty 4)
pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8
System board (qty 9)
pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8
Unspecified (qty 1)
pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8
Wireless card (qty 2)
pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8
Display bezel (qty 11, Torx T8)
pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8
Speaker (qty 2, Torx T8)
pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8
Fan (qty 3, captive)
pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8
Base cover (qty 22)
pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8
Display (qty 2)
pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8
Hinge (qty 2, Torx T8)
pitch 0.5 mm · tap 2.5 mm · clearance 3.4 mm · PH1 / Torx T10
Display (qty 6, Torx T8)
pitch 0.5 mm · tap 2.5 mm · clearance 3.4 mm · PH1 / Torx T10
Hinge (qty 4, Torx T8)
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 2–7 mm, which means different positions take different lengths — match each hole to its own screw.
- Driver: the source names a Torx T8 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.
- Server drive caddy screws (Dell, HP) are usually M3 in very short lengths (3-4mm) because they bite into thin sheet metal — they are NOT the 6-32 UNC screws that go into the drive's own side holes.
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 Dell Latitude 5430 Rugged, closest length match first.
- Lenovo YOGA 730-15IWL also M2 × 2 mm
- Dell Latitude 14 5420 also M2 × 5 mm
- Lenovo ThinkPad R60e also M2 × 3.5 mm
- Dell Latitude 5488 also M2 × 2 mm
- HP Compaq Presario CQ42 also M2.5 × 4 mm
- Lenovo B50-10 also M2 × 2 mm
- Lenovo ThinkPad L330 also M2 × 3.5 mm
- HP Pavilion zx5000 also M2.5 × 4 mm
Questions about Dell Latitude 5430 Rugged screws
- What size screw does Dell Latitude 5430 Rugged use?
- M2 × 2 mm for SSD (qty 1); M2 × 3.5 mm for I/O board (qty 2); M2 × 3.5 mm for LED board (qty 2); M2 × 3.5 mm for heat sink (qty 3); M2 × 3.5 mm for keyboard (qty 4); M2 × 3.5 mm for power button (qty 3); M2 × 3.5 mm for speaker (qty 2); M2 × 3.5 mm for system board (qty 5); M2 × 3.5 mm for USB-C board (qty 5); M2 × 3.5 mm for wireless card (qty 1); M2 × 4 mm for base cover (qty 8); M2 × 4 mm for SSD (qty 1); M2 × 5 mm for SSD (qty 1); M2 × 6 mm for heat sink (qty 4, captive); M2.5 × 4 mm for keyboard (qty 6); M2.5 × 5 mm for I/O board (qty 2); M2.5 × 5 mm for display (qty 2); M2.5 × 5 mm for power button (qty 4); M2.5 × 5 mm for system board (qty 9); M2.5 × 5 mm for unspecified (qty 1); M2.5.
- How long are the screws in Dell Latitude 5430 Rugged?
- The records range from 2 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 Dell Latitude 5430 Rugged?
- The source lists a Torx T8 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 Dell Latitude 5430 Rugged?
- TechSpareWarehouse (our own store) lists M2 x 2mm, M2 x 4mm and M2 x 5mm, which match lengths in the records above.




