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Motorola CP125 business portable radio service manual fasteners screw size

M2.5 · 6 mm long

The screws used on Motorola CP125 business portable radio service manual fasteners are M2.5, 6 mm long.

The record covers motorola portable radio service manual documents chassis/battery-latch screws; Motorola's commercial portable radio disassembly procedures of this era specify M2.5 case screws in the parts/torque list.

This entry is marked likely and comes from manuals.repeater-builder.com.

M2.5 means a 2.5 mm nominal diameter with a 0.45 mm thread pitch. 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.

Motorola CP125 business portable radio service manual fasteners 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
M2.56 mm0.45 mmnot statednot statedMotorola portable radio service manual documents chassis/battery-latch screws; Motorola's commercial portable radio disassembly procedures of this era specify M2.5 case screws in the parts/torque listLikely

Fitment records and sources

M2.5M2.5x6likely

Motorola portable radio service manual documents chassis/battery-latch screws; Motorola's commercial portable radio disassembly procedures of this era specify M2.5 case screws in the parts/torque list

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

How to check the screw before you buy

  1. Phone and wearable screws are tiny and often differ by fractions of a millimetre between positions; keep each one next to the hole it came from.
  2. 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.
  3. 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.
  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 record states 6 mm. Going longer risks bottoming out or touching parts behind the hole; going shorter loses thread engagement.
  6. 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.
  7. 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.

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

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Questions about Motorola CP125 business portable radio service manual fasteners screws

What size screw does Motorola CP125 business portable radio service manual fasteners use?
M2.5 × 6 mm for motorola portable radio service manual documents chassis/battery-latch screws; Motorola's commercial portable radio disassembly procedures of this era specify M2.5 case screws in the parts/torque list.
How long are the screws in Motorola CP125 business portable radio service manual fasteners?
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 Motorola CP125 business portable radio service manual fasteners?
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 Motorola CP125 business portable radio service manual fasteners?
TechSpareWarehouse (our own store) lists M2.5 x 6mm, which matches the length in the records above.