4930-14-381-4089

5975-01-540-8020 5975015408020 015408020 is an enclosure of other than cast metal designed to house, mount, and protect, but does not include wiring connections or electrical device(s) such as terminals and/or terminal boards, switches, jacks, fuseholders, connectors, circuit breakers and the like. it is designed for and may include a cover and such accessories as mounting hardware, brackets, locks, clamps, mounts and conduit fittings. excludes conduit outlet; and chamber, cable terminal. for boxes which include electrical device(s) such as terminals and/or terminal boards, switches, fuseholders, jacks, connectors, circuit breakers and the like, or combinations thereof, see switch box; fuze box; jack box; terminal box; circuit breaker box; and distribution box. for boxes wired to provide the interconnecting facilities for a specific major group of electronic items outside of the box, see interconnecting box. see also interconnecting cabinet.

3110-00-540-8020 3110005408020 005408020

6220-14-540-8020 6220145408020 145408020 is a light, with mounting facilities furnished, designed to convey information of a specific nature concerning the circuit in which inserted. must include or provide for the use of a lens as a part of it. for items without a lens, see lampholder, and also see light (1), panel.

5330-99-540-8020 5330995408020 995408020

5330-15-111-2355 5330151112355 151112355 is an item fabricated from nonmetallic material designed to be used where there is no relative motion between joined parts. items with a solid cross section must be a single piece whose ends may have been secured together to form a specific shape. it may be formed to specific shape with or without joints. it may be a straight item of a specific length with end cuts or joints. it may have a solid or tubular cross section. except for molded corners, end cuts, and mounting facilities such as mounting holes, slots, press-fit buttons, or the like, the item must be of one continuous round cross section. it may have fabric, cord or metal reinforcement. for straight items with square end cuts and without mounting holes, slots or press-fit buttons see rubber round section and tubing, nonmetallic. excludes gasket and packing, preformed.