A quality that applies to materiel or systems: a. possessing like and interchangeable characteristics enabling each to be utilized, or operated and maintained, by personnel trained on the others without additional specialized training; b. having interchangeable repair parts and/or components; and c. applying to consumable items interchangeably equivalent without adjustment.
COMMONALITY
Meaning of COMMONALITY in English
DOD English dictionary of military terms. Английский словарь военных терминов DOD. 2012