MIL-B-28873, MILITARY SPECIFICATION: BLOWERS, ELECTRONICALLY COMMUTATED BRUSHLESS, DIRECT CURRENT, (ECDC) MOTOR DRIVEN, FOR COOLING ELECTRONIC EQUIPMENT, GENERAL SPECIFICATION FOR (07-DEC-1983) [NO S/S DOCUMENT]

MIL-B-28873, MILITARY SPECIFICATION: BLOWERS, ELECTRONICALLY COMMUTATED BRUSHLESS, DIRECT CURRENT, (ECDC) MOTOR DRIVEN, FOR COOLING ELECTRONIC EQUIPMENT, GENERAL SPECIFICATION FOR (07-DEC-1983) [NO S/S DOCUMENT]., This specification covers ECDC fractional horsepower blowers (see 6.4.1) required for high reliability applications in general and specifically for cooling all types of military electronic equipment. The blowers shall be capable of withstanding extreme service and environmental conditions such as shock, high and low temperatures, fungus.