The "hidden numbers" game.Mechanics, the lower pressure plate and the main rotor n. 1. (Aviation) The assembly of large rotating airfoils (blades) on a helicopter that produce the lift to support the helicopter in the air. Noun 1. shall nut on a Black Hawk's main rotor head are bolted together. These bolts must be removed and installed in a particular sequence. Each bolt hole bolt hole Noun a place of escape is numbered on the pressure plate and the nut. However, time, paint and the nut locking a device, as a metal plate bent up at the corners, to prevent a nut from becoming unscrewed, as by jarring. See also: Nut plate hide those numbers and complicates the job. Here's the pattern if you can't see the numbers stamped on the pressure plate of nut. Loosen or tighten each bolt bolt Mechanical fastener, usually used with a nut, for connecting two or more parts. Bolted joints can be readily disassembled and reassembled; hence bolts or screw fasteners are used more than other types of mechanical fastener. , beginning with number 1. |
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