MIL-M-8609B, MILITARY STANDARD: MOTOR, DC, 28 VOLT SYSTEM, AIRCRAFT, GENERAL SPECIFICATION FOR (26 JUL 1965)
MIL-M-8609B, MILITARY STANDARD: MOTOR, DC, 28 VOLT SYSTEM, AIRCRAFT, GENERAL SPECIFICATION FOR (26 JUL 1965)., This specification covers the general requirements for two classes of aircraft electric motors and, together with a detail specification or standard containing equivalent information as described in 3.4.2, forms the complete specification for procurement of aircraft electric motors operable from 28v dc systems