I have an old half-height Compaq rack at home and it has square holes. It takes the little slip-on rack nuts along with the appropriate screws. While I have some of the rack nuts, where can I find ...

I've used them for ages but never had to buy them. Is there any practical difference in the various sizes of screws and cage nuts? M6 seems to be the prolific choice, but I see 12-24 and 10-32 are ...

"stack", or rack, 19 inches (482.6 mm) wide. Equipment designed to be placed in a rack is typically described as rack-mount, a rack mounted system, a rack mount chassis, subrack, or occasionally, ...