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Dell Latitude D630 screw size

M2 / M2.5 · 3 to 8 mm long

Dell Latitude D630 takes M2 and M2.5 metric screws in lengths from 3 to 8 mm.

There are 9 separate fitment records for it, including card reader (qty 4) (M2), display (qty 6) (M2) and unspecified (qty 4) (M2), plus 6 more in the table below.

Head and drive, as the sources state them: shoulder screw head.

9 of the 9 records are marked confirmed, drawn from 1 source (dl.dell.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.

Dell Latitude D630 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
M23 mm0.4 mmnot statednot statedCard reader (qty 4)Confirmed
M23 mm0.4 mmnot statednot statedDisplay (qty 6)Confirmed
M23 mm0.4 mmnot statednot statedUnspecified (qty 4)Confirmed
M2.55 mm0.45 mmShoulder screwnot statedDisplay bezel (qty 6, shoulder)Confirmed
M2.55 mm0.45 mmnot statednot statedFan (qty 1)Confirmed
M2.55 mm0.45 mmnot statednot statedHinge (qty 1)Confirmed
M2.55 mm0.45 mmnot statednot statedSystem board (qty 4, silver)Confirmed
M2.58 mm0.45 mmnot statednot statedDisplay (qty 2)Confirmed
M2.58 mm0.45 mmnot statednot statedPalm rest (qty 7, captive)captiveConfirmed

Fitment records and sources

M23 mmconfirmed

Card reader (qty 4)

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

M23 mmconfirmed

Display (qty 6)

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

M23 mmconfirmed

Unspecified (qty 4)

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

M2.55 mmconfirmed

Display bezel (qty 6, shoulder)

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

M2.55 mmconfirmed

Fan (qty 1)

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

M2.55 mmconfirmed

Hinge (qty 1)

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

M2.55 mmconfirmed

System board (qty 4, silver)

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

M2.58 mmconfirmed

Display (qty 2)

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

M2.58 mmconfirmed

Palm rest (qty 7, captive)

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

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, 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: for shoulder screw screws, measure from under the head to the tip (countersunk heads are the exception: they are measured overall).
  5. The records span 3–8 mm, which means different positions take different lengths — match each hole to its own screw.
  6. 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.
  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

  • The standard M.2 SSD screw is M2 x 3mm, but some laptops and handhelds use non-standard lengths or head shapes.
  • 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).
  • Dell/HP/Lenovo manuals often list screws only by torque or head shape, so community teardowns are needed for diameter.
  • M2.5 pitch is 0.45mm vs M3's 0.5mm and M2's 0.4mm — forcing the wrong one strips plastic bosses instantly.

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 Dell Latitude D630, closest length match first.

Questions about Dell Latitude D630 screws

What size screw does Dell Latitude D630 use?
M2 × 3 mm for card reader (qty 4); M2 × 3 mm for display (qty 6); M2 × 3 mm for unspecified (qty 4); M2.5 × 5 mm for display bezel (qty 6, shoulder); M2.5 × 5 mm for fan (qty 1); M2.5 × 5 mm for hinge (qty 1); M2.5 × 5 mm for system board (qty 4, silver); M2.5 × 8 mm for display (qty 2); M2.5 × 8 mm for palm rest (qty 7, captive).
How long are the screws in Dell Latitude D630?
The records range from 3 to 8 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 D630?
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 D630?
TechSpareWarehouse (our own store) lists M2 x 3mm, M2.5 x 5mm and M2.5 x 8mm, which match lengths in the records above.