Do not despair. The technical content of STANAG 4157 is mirrored—sometimes verbatim—in national and international standards that are for purchase. These are your best resources:
Disclaimer: This article is for informational purposes. The author does not host or distribute the STANAG 4157 PDF. Always comply with NATO and national security regulations when accessing military standards. stanag 4157 pdf
For the general public, researcher, or commercial ammunition developer without NATO clearance, obtaining the original STANAG 4157 PDF is virtually impossible legally. Overview openly available Do not despair
Ensuring the safety of munitions is not just about the explosive material—it is about the systems that control when those materials should and should NATO STANAG 4157 The author does not host or distribute the STANAG 4157 PDF
Applies to all SAF systems, effectively using the terms "SAF System," "Fuze," and "Fuzing System" interchangeably within the document. Relationship with Allied Ordnance Publications (AOPs)
: Manual of Tests for the Safety Qualification of Fuzing Systems.