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The 19 inch dimension includes the edges or ears that protrude from each side of the equipment, allowing the module to be fastened to the rack frame with screws or bolts. Common uses include computer servers , telecommunications equipment and networking hardware , audiovisual production gear, professional audio equipment, and scientific equipment .
Flattening of a surface allows the strain of a screw to relax, which in turn correlates with a loss in tension and thus preload. In bolted joints with particularly short grip lengths , the loss of preload due to embedment can be especially significant, causing complete loss of preload.
Using cage nuts provides several benefits over threaded holes. It permits a range of choice of nut and bolt size (e.g. metric vs English) in the field, long after the equipment has been manufactured. Second, if a screw is over-tightened, the nut can be replaced, unlike a pre-threaded hole, where a hole with stripped threads becomes unusable.
SNAFU is an acronym that is widely used to stand for the sarcastic expression Situation normal: all fucked up. It is a well-known example of military acronym slang. It is sometimes censored to "all fouled up" or similar. [1] It means that the situation is bad, but that this is a normal state of affairs.
Tom Brady has opened up about his role as a father to his three children following ex-wife Gisele Bündchen’s pregnancy announcement.. During New York City’s Fortune Global Forum, the 47-year ...
The bodies of a California mother of three and her 19-year-old son were found dead by her daughter days before the family was set to celebrate Christmas.
Cam out (also cam-out or camming out) is a process by which a screwdriver slips out of the head of a screw being driven once the torque required to turn the screw exceeds a certain amount. [1] Repeatedly camming out damages the screw, and possibly also the screwdriver, and should normally be avoided.
The baseball from Freddie Freeman's walk-off World Series grand slam sold for $1.56 million at auction on Saturday night.. The $1.56 million bid made the ball the third-most expensive game-used ...