Dell Latitude 5310 screw size
M2 / M2.5 · 2 to 5 mm long
Dell Latitude 5310 takes M2 and M2.5 metric screws in lengths from 2 to 5 mm.
There are 20 separate fitment records for it, including display (qty 2) (M2), keyboard (qty 19) (M2) and SSD (qty 1) (M2), plus 17 more in the table below.
20 of the 20 records are marked confirmed, drawn from 1 source (dl.dell.com).
M2 means a 2 mm nominal diameter with a 0.4 mm thread pitch. Imperial look-alike: #2-56 UNC (2.18 mm) is close but not interchangeable.
Dell Latitude 5310 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 | Display (qty 2) | Confirmed |
| M2 | 2 mm | 0.4 mm | not stated | not stated | Keyboard (qty 19) | Confirmed |
| M2 | 2 mm | 0.4 mm | not stated | not stated | SSD (qty 1) | Confirmed |
| M2 | 2 mm | 0.4 mm | not stated | not stated | System board (qty 3) | Confirmed |
| M2 | 2 mm | 0.4 mm | not stated | not stated | Wireless card (qty 1) | Confirmed |
| M2 | 2.5 mm | 0.4 mm | not stated | not stated | LED board (qty 1) | Confirmed |
| M2 | 2.5 mm | 0.4 mm | not stated | not stated | Card reader (qty 2) | Confirmed |
| M2 | 3 mm | 0.4 mm | not stated | not stated | Hinge (qty 2) | Confirmed |
| M2 | 3 mm | 0.4 mm | not stated | not stated | SSD (qty 2) | Confirmed |
| M2 | 3 mm | 0.4 mm | not stated | not stated | Touchpad (qty 2) | Confirmed |
| M2 | 3 mm | 0.4 mm | not stated | not stated | Wireless card (qty 1) | Confirmed |
| M2 | 4 mm | 0.4 mm | not stated | not stated | Bracket (qty 1) | Confirmed |
| M2 | 4 mm | 0.4 mm | not stated | not stated | DC-in (qty 2) | Confirmed |
| M2 | 4 mm | 0.4 mm | not stated | not stated | System board (qty 1) | Confirmed |
| M2 | 4 mm | 0.4 mm | not stated | not stated | USB-C board (qty 2) | Confirmed |
| M2 | 5 mm | 0.4 mm | not stated | not stated | Fan (qty 2) | Confirmed |
| M2.5 | 3 mm | 0.45 mm | not stated | not stated | Display (qty 4) | Confirmed |
| M2.5 | 3 mm | 0.45 mm | not stated | not stated | Hinge (qty 4) | Confirmed |
| M2.5 | 4 mm | 0.45 mm | not stated | not stated | Power button (qty 1) | Confirmed |
| M2.5 | 4 mm | 0.45 mm | not stated | not stated | System board (qty 1) | Confirmed |
Fitment records and sources
Display (qty 2)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Keyboard (qty 19)
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
System board (qty 3)
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
LED board (qty 1)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Card reader (qty 2)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Hinge (qty 2)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
SSD (qty 2)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Touchpad (qty 2)
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
Bracket (qty 1)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
DC-in (qty 2)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
System board (qty 1)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
USB-C board (qty 2)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Fan (qty 2)
pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6
Display (qty 4)
pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8
Hinge (qty 4)
pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8
Power button (qty 1)
pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8
System board (qty 1)
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 screw measures about 2 mm with calipers (usually a hair under). This device also uses M2.5, 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 2–5 mm, which means different positions take different lengths — match each hole to its own screw.
- Driver: the source does not name the drive. Standard M2 heads take PH0 for Phillips and T6 for Torx, and a 1.5 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 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
- M.2 SSD mounting screws (M2 x 3mm) are frequently mislabeled generically as 'M.2 screws' which can be confused with the M2 metric thread designation — they do coincide numerically here but are conceptually distinct (M.2 = card format, M2 = thread size).
- 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.
- M2.5 and M3 look the same to the naked eye — you need calipers on the shank to tell them apart.
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 5310, closest length match first.
- Lenovo YOGA 520-14IKB also M2 × 2.5 mm
- Lenovo ideapad 320-15AST also M2 × 3 mm
- HP EliteBook 828 G3 also M2 × 3 mm
- Lenovo ThinkPad Iseries 1400 also M2 × 4 mm
- Toshiba Satellite P30 also M2 × 3 mm
- HP EliteBook 865 16 inch G11 also M2 × 2 mm
- Dell Inspiron 15 3520 also M2 × 2 mm
- Dell Inspiron 15 3568 also M2 × 3 mm
Questions about Dell Latitude 5310 screws
- What size screw does Dell Latitude 5310 use?
- M2 × 2 mm for display (qty 2); M2 × 2 mm for keyboard (qty 19); M2 × 2 mm for SSD (qty 1); M2 × 2 mm for system board (qty 3); M2 × 2 mm for wireless card (qty 1); M2 × 2.5 mm for LED board (qty 1); M2 × 2.5 mm for card reader (qty 2); M2 × 3 mm for hinge (qty 2); M2 × 3 mm for SSD (qty 2); M2 × 3 mm for touchpad (qty 2); M2 × 3 mm for wireless card (qty 1); M2 × 4 mm for bracket (qty 1); M2 × 4 mm for DC-in (qty 2); M2 × 4 mm for system board (qty 1); M2 × 4 mm for USB-C board (qty 2); M2 × 5 mm for fan (qty 2); M2.5 × 3 mm for display (qty 4); M2.5 × 3 mm for hinge (qty 4); M2.5 × 4 mm for power button (qty 1); M2.5 × 4 mm for system board (qty 1).
- How long are the screws in Dell Latitude 5310?
- The records range from 2 to 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 Dell Latitude 5310?
- The sources do not name the drive. For M2, Phillips heads normally take PH0 and Torx heads T6; socket heads take 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 5310?
- TechSpareWarehouse (our own store) lists M2 x 2mm, M2 x 2.5mm and M2 x 3mm, which match lengths in the records above.



