5340-12-363-8103

4730-99-530-3691 4730995303691 995303691 is an item of solid one-piece construction, designed to restrict the flow of a fluid through it. it has an orifice of a smaller size than the diameter of flow into it. excludes items such as valve (1), (as modified); and others with an adjustable orifice. excludes pipe, tube, or hose fittings with restricted passages and items designed to test fluid flow. for items containing screens or filters, see restrictor unit, fluid flow.

2540-25-147-3222 2540251473222 251473222 is a metal or plastic inclosure which includes, mounts and protects any quantity and/or combinations of electrical devices, such as switches, relays, circuit breakers, and the like. it must include items, with actuators extending from the box which incloses the circuits elements. it is specifically designed to control the circuits of a vehicular heater. for boxes which include only circuit breakers, switches, jacks, fuse holders or terminals and/or terminal boards, see circuit breaker box; switch box; jack box; fuse box and terminal box. see also switch board (as modified) and panel, fuse. for boxes wired to provide the interconnecting facilities for a specific group of electronic items outside for the box, see interconnecting box. excludes connector-light; connector-light-switch; connector-switch and distribution box.