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Lenovo ThinkPad E335 screw size

M2 / M2.5 / M3 · 2.8 to 6 mm long

Our records put Lenovo ThinkPad E335 on M2, M2.5 and M3 screws in lengths from 2.8 to 6 mm.

There are 17 separate fitment records for it, including display (qty 4, flat, black) (M2), DC-in (qty 1, flat, black) (M2) and hard drive (qty 2, flat, black) (M2), plus 14 more in the table below.

17 of the 17 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 ThinkPad E335 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 statedDisplay (qty 4, flat, black)black finishConfirmed
M23.5 mm0.4 mmnot statednot statedDC-in (qty 1, flat, black)black finishConfirmed
M23.5 mm0.4 mmnot statednot statedHard drive (qty 2, flat, black)black finishConfirmed
M23.5 mm0.4 mmnot statednot statedHinge (qty 2, flat, black)black finishConfirmed
M23.5 mm0.4 mmnot statednot statedPower button (qty 2, flat, black)black finishConfirmed
M23.5 mm0.4 mmnot statednot statedSpeaker (qty 3, flat, black)black finishConfirmed
M23.5 mm0.4 mmnot statednot statedSSD (qty 1, small-head, black)black finishConfirmed
M23.5 mm0.4 mmnot statednot statedSystem board (qty 2, flat, black)black finishConfirmed
M23.5 mm0.4 mmnot statednot statedWireless card (qty 1, flat,small-head, black)black finishConfirmed
M26 mm0.4 mmnot statednot statedDC-in (qty 1, flat, black)black finishConfirmed
M26 mm0.4 mmnot statednot statedKeyboard (qty 2, flat, black)black finishConfirmed
M26 mm0.4 mmnot statednot statedPalm rest (qty 11, flat,broadhead, black)black finishConfirmed
M26 mm0.4 mmnot statednot statedSystem board (qty 3, flat, black)black finishConfirmed
M2.54.5 mm0.45 mmnot statednot statedDisplay (qty 4, flat, black)black finishConfirmed
M2.54.5 mm0.45 mmnot statednot statedDisplay bezel (qty 4, flat, black)black finishConfirmed
M32.8 mm0.5 mmnot statednot statedBracket (qty 4, flat, black)black finishConfirmed
M32.8 mm0.5 mmnot statednot statedSpeaker (qty 1, flat, black)black finishConfirmed

Fitment records and sources

M23 mmconfirmed

Display (qty 4, flat, black)

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

M23.5 mmconfirmed

DC-in (qty 1, flat, black)

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

M23.5 mmconfirmed

Hard drive (qty 2, flat, black)

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

M23.5 mmconfirmed

Hinge (qty 2, flat, black)

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

M23.5 mmconfirmed

Power button (qty 2, flat, black)

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

M23.5 mmconfirmed

Speaker (qty 3, flat, black)

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

M23.5 mmconfirmed

SSD (qty 1, small-head, black)

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

M23.5 mmconfirmed

System board (qty 2, flat, black)

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

M23.5 mmconfirmed

Wireless card (qty 1, flat,small-head, black)

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

M26 mmconfirmed

DC-in (qty 1, flat, black)

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

M26 mmconfirmed

Keyboard (qty 2, flat, black)

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

M26 mmconfirmed

Palm rest (qty 11, flat,broadhead, black)

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

M26 mmconfirmed

System board (qty 3, flat, black)

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

M2.54.5 mmconfirmed

Display (qty 4, flat, black)

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

M2.54.5 mmconfirmed

Display bezel (qty 4, flat, black)

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

M32.8 mmconfirmed

Bracket (qty 4, flat, black)

pitch 0.5 mm · tap 2.5 mm · clearance 3.4 mm · PH1 / Torx T10

M32.8 mmconfirmed

Speaker (qty 1, flat, black)

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 2.8–6 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 / M3

  • 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).
  • Nylon-coated M2.5 screws (ThinkPad Edge) are thread-locking; plain replacements work loose over time.
  • LED strip clips strip easily — M3x12 into thin plastic should be hand-driven, never with a power driver.

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 ThinkPad E335, closest length match first.

Questions about Lenovo ThinkPad E335 screws

What size screw does Lenovo ThinkPad E335 use?
M2 × 3 mm for display (qty 4, flat, black); M2 × 3.5 mm for DC-in (qty 1, flat, black); M2 × 3.5 mm for hard drive (qty 2, flat, black); M2 × 3.5 mm for hinge (qty 2, flat, black); M2 × 3.5 mm for power button (qty 2, flat, black); M2 × 3.5 mm for speaker (qty 3, flat, black); M2 × 3.5 mm for SSD (qty 1, small-head, black); M2 × 3.5 mm for system board (qty 2, flat, black); M2 × 3.5 mm for wireless card (qty 1, flat,small-head, black); M2 × 6 mm for DC-in (qty 1, flat, black); M2 × 6 mm for keyboard (qty 2, flat, black); M2 × 6 mm for palm rest (qty 11, flat,broadhead, black); M2 × 6 mm for system board (qty 3, flat, black); M2.5 × 4.5 mm for display (qty 4, flat, black); M2.5 × 4.5 mm for d.
How long are the screws in Lenovo ThinkPad E335?
The records range from 2.8 to 6 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 ThinkPad E335?
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 Lenovo ThinkPad E335?
TechSpareWarehouse (our own store) lists M2 x 3mm, M2 x 6mm and M3 x 3mm, which match lengths in the records above.