is a critical NATO Standardization Agreement that defines the testing requirements for the safety and suitability of Safety, Arming, and Functioning Systems ( SAF Systems ) used in munitions . Its primary goal is to ensure interoperability and user safety during the storage, transport, and deployment of munitions across multinational forces. Core Purpose and Scope
The central aim of STANAG 4157 is to provide a standardized framework for assessing SAF systems, which include fuzes, ignition systems, and components for weapon systems like torpedo exploders and rocket motor initiators. stanag 4157 pdf
The "Safety, Arming and Functioning Systems Manual of Tests," which is largely derived from the US Military Standard MIL-STD-331 . is a critical NATO Standardization Agreement that defines