MIL-DTL-5423E (SUPPLEMENT 1), DETAIL SPECIFICATION: BOOTS, DUST AND MOISTURE SEAL (FOR TOGGLE AND PUSH-BUTTON SWITCHES, CIRCUIT BREAKERS, AND ROTARY-ACTUATED PARTS), GENERAL SPECIFICATION FOR (17 FEB 2009) [SUPERSEDING MIL-B-5423C]., This specification covers the general requirements for molded silicone rubber boots whichcan be used on component parts such as toggle and pushbutton switches, circuit breakers, androtary-actuated parts such as rotary switches, variable resistors, capacitors, inductors, and transformers.The boots protect the component parts-actuating mechanism from sand, dust, water and othercontaminants, and seal the panel on which the component parts are mounted.