19-inch rack network and AV gear screw size
M6 · length not stated in the sources
19-inch rack network and AV gear takes M6 metric screws. None of the sources we found gives an exact length, so measure the original before you order.
It is listed for hammond CAGKIT rack mounting hardware kit offered in M6 for square-hole rails.
This entry is marked confirmed and comes from hammfg.com.
An M6 screw is 6 mm in diameter with a 1 mm pitch, tapped with a 5 mm drill; imperial look-alike: 1/4in-20 (6.35 mm) — the tripod/camera thread; visibly larger than M6.
19-inch rack network and AV gear 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 |
|---|---|---|---|---|---|---|
| M6 | not stated | 1 mm | not stated | not stated | Hammond CAGKIT rack mounting hardware kit offered in M6 for square-hole rails | Confirmed |
Fitment records and sources
Hammond CAGKIT rack mounting hardware kit offered in M6 for square-hole rails
pitch 1 mm · tap 5 mm · clearance 6.6 mm · PH3 / Torx T30
How to check the screw before you buy
- Rack and enclosure hardware mixes metric and imperial (#8-32, #10-32, #6-32), so confirm the thread before forcing a screw.
- Diameter: across the threads an M6 screw measures about 6 mm with calipers (usually a hair under). If yours measures noticeably more or less, it is a different thread.
- Pitch: 1 mm from one thread crest to the next (10 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.
- Driver: the source does not name the drive. Standard M6 heads take PH3 for Phillips and T30 for Torx, and a 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 M6 is about 7-10 N·m into metal threads and 2.5-4.0 N·m into plastic bosses; snug it up and stop.
Common mix-ups with M6
- 19-inch rack rails use three incompatible thread standards that share the same square hole: M6, 10-32 UNF and 12-24 UNC. Cage nuts for all of them look identical in a parts bin.
- Server rack cage nuts come in M4/M5/M6 for the same square hole — confirm what your rails and equipment ears use.
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Devices whose records share a thread with 19-inch rack network and AV gear, closest length match first.
- License plate / number plate mounting (Dorman 784-518 universal fastener) also M6
- StarTech rack screw and cage-nut kit also M6
- Kayak track screw and nut kit also M6
- Ninebot Max G30 rear fender also M6
- 19in rack cage nuts (metric) also M6
- WABCO/ZF OnSide blind spot radar sensor bracket also M6
- Kayak T-slot track rail mounting screw also M6
- Triumph Thruxton headlamp mounting bracket also M6
Questions about 19-inch rack network and AV gear screws
- What size screw does 19-inch rack network and AV gear use?
- M6 for hammond CAGKIT rack mounting hardware kit offered in M6 for square-hole rails.
- How long are the screws in 19-inch rack network and AV gear?
- None of the sources states a length. Remove one screw and measure it from under the head to the tip (overall for a countersunk head).
- What is the thread pitch of an M6 screw?
- 1 mm (coarse), which is the standard pitch for M6 machine screws; a 0.75 mm fine pitch exists but is uncommon. The tap drill is 5 mm and the normal clearance hole is 6.6 mm.
- What screwdriver do I need for 19-inch rack network and AV gear?
- The sources do not name the drive. For M6, Phillips heads normally take PH3 and Torx heads T30; socket heads take a 5 mm hex key.
- Can I use an imperial screw instead of M6?
- No. Imperial look-alike: 1/4in-20 (6.35 mm) — the tripod/camera thread; visibly larger than M6. Use a true M6 screw so it does not cross-thread or strip the hole.