- 産業: Aviation
- Number of terms: 16387
- Number of blossaries: 0
- Company Profile:
Aviation Supplies & Academics, Inc. (ASA) develops and markets aviation supplies, software, and books for pilots, flight instructors, flight engineers, airline professionals, air traffic controllers, flight attendants, aviation technicians and enthusiasts. Established in 1947, ASA also provides ...
A bluish-white, hard, metallic chemical element. Osmium’s symbol is Os, its atomic number is 76, and its atomic weight is 190.2. Osmium is used as a hardener for platinum to increase its wearing ability.
Industry:Aviation
A bluish-white, lustrous, metallic chemical element. Zinc’s symbol is Z, its atomic number is 30, and its atomic weight is 65.37. Zinc is used as an alloying agent for other metals and as a corrosion-resistant coating for steel.
Industry:Aviation
A blunt-end screw with uniform threads that can be screwed into a tapped hole or a nut. A machine screw is turned with a screwdriver and may have a round, flat, truss, oval, or fillister head.
Industry:Aviation
A body whose shape is such that fluid moving over it flows in smooth lines with no turbulence. A fish is an excellent example of a streamlined body. The fish can move through the water with a minimum of opposition. Fluid flowing around a flat plate or circular object has a turbulent area behind it. This turbulence causes drag. There is a minimum area of turbulence in the flow of fluid behind a streamlined body.
Industry:Aviation
A bolt having a blade-like head with a hole in it. An eyebolt is used to attach a cable to a structure.
Industry:Aviation
A bolt whose head has six sides (a hexagon). A hex-head bolt can be turned with an open-end wrench or with either a six-point or a 12-point socket wrench. The six flat sides of a hex-head bolt allow the wrench to be repositioned more often than could be done with a square-head bolt, and this makes for easier installation and removal.
Industry:Aviation
A bolt with a socket, usually hexagon-shaped, formed in its head. A hexagon wrench that fits into the socket is used to turn a socket-head bolt.
Industry:Aviation
A bottle made of a soft plastic material. The contents of the bottle can be forced out through a small opening in the cap by squeezing the sides of the bottle.
Industry:Aviation
A box in which electrical wires can be joined and the junction of the wires protected from damage. Junction boxes are normally made of metal or fiberglass-reinforced plastic.
Industry:Aviation
A box through which a sliding or rotating shaft passes. The stuffing box contains packing material that can be compressed around the shaft to prevent liquid or gas leaking past the moving shaft.
Industry:Aviation
