Air Plenum a compartment or chamber to which one or more air ducts are connected and which forms part of the air distribution system AJ An anchor that consists of an inner steel cone, with a cylindrical machine-threaded hole, surrounded by a lead jacket, cylindrical on the outside. 8" and the hook rod which comes in sizes 6, 9 or 12" must reach. To use these clamps on an I-beam, the flange can't exceed. The standard style (E-160) has a fixed bottom where the threaded rod is attached and the swivel (E-165) lets the threaded rod adjust left and right. Add-A-Depth Ring a means of extending the walls of a device box to the wall surface, proving a barrier between a wiring device and the surrounding wall material Adjustable Beam Clamp When you absolutely don't want your beam clamp to have the chance to slip off the beam, one of the two adjustable style beam clamps is the one to use. It works by sliding over the ground rod, having the wire inserted under the flat part of the screw, and mechanically tightening down with a wrench. Those ground rods may be copper or stainless steel. Acorn A Ground Rod Clamp is a copper mechanical connector used to connect a wide range of wire sizes and types to a ground rod. Similar to MC, AC has an overall Mylar wrapping over all the wires to provide protection and therefore doesn't require the use of Anti-Short Bushings. The bushing to insulate the wires coming out of the conduit is the BB bushing AC A flexible package consisting of an armor jacket wrapped around wire conductors forming an easily installable wiring system. Comes in sizes from 1/2" to 6" and are generally rated to 105°. You order them in sizes from 1/2" to 2" A-Bushing This is a plastic bushing used inside the enclosure to insulate the end of rigid conduit. These threaded plugs seal up an unused device opening in a floor box plate. Automatic recloser Abandon Plug Floor plate plug inserts.
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