4720-14-252-2467

5930-15-101-7192 5930151017192 151017192 is a switch which is externally actuated by a lever and whose contacts open and close at a speed proportional to the speed at which the lever is operated. includes pile-up lever switches and wafer lever switches. excludes switch, toggle; switch, rotary; switch, knife; switch, sensitive; switch, box; and switch, mercury.

4820-15-150-6488 4820151506488 151506488 is a valve that controls flow by a circular disk, or a pair of semicircular disks, attached to a common spindle or lever turning on a diametral axis.

5925-15-118-1639 5925151181639 151181639 is a device with means other than fuses for automatically opening the circuit in which it is installed when the current varies from the predetermined value for which the device is set. may include provisions for manual operation. at least one set of contacts must be in series with the actuating element(s). a combination of semiconductor and passive devices may be used in lieu of contacts. for automatically operated items in which the actuating (tripping) element and contacts are not in series, see relay (as modified). for items which are operated both manually and automatically but the actuating elements and contact are not in series, see relay-switch. excludes circuit breaker box and magneto "breaker" assemblies. see also switch (as modified); and controller.