DEF STAN 00-40 (PART 5/ISSUE 1), DEFENCE STANDARD: RELIABILITY AND MAINTAINABILITY, PART 5: GUIDANCE ON R&M TRAINING (27 FEB 1989) [NATO ARMP]., This Part of the Defence Standard describes those training aspects of R&M to which the MOD is committed for Ministry staff involved with the procurement of Defence equipment and for Contractors who may wish to avail themselves of the training.