Description: characteristic of a structure to resist gradual degradation of its serviceability in a given environment for the design service life; Name: durability
Description: Ability of an item to perform a required function under given conditions of use and maintenance, until the end of useful life ; Name: Durability
Description: The output provided by the machine directly to the coupling. Losses in transmission elements outside of the machine, such as gear transmissions and belt drives, are not included; Name: Shaft performance for nominal speed, drive