MIL-STD-40051/1 (W/CHANGE 2), DEPARTMENT OF DEFENSESTANDARD PRACTICE: PREPARATION OF DIGITAL TECHNICAL INFORMATION FOR INTERACTIVE ELECTRONIC TECHNICAL MANUALS (IETMs) (30 JUL 2007) [SUPERSEDES MIL-PRF-63003B]., This standard establishes the technical content, style, format, and functionality requirements for all Interactive Electronic Technical Manuals (IETMs) for major weapon systems and their related systems, subsystems, equipment, Weapons Replacement Assemblies (WRAs) and, Shop Replacement Assemblies (SRAs) including Destruction of Army Materiel toPrevent Enemy Use, Battle Damage Assessment and Repair (BDAR), Preventive Maintenance Checklists (PMCs), Lubrication Orders (LOs), and Ammunition Depot Maintenance Work Requirements (DMWRs). The requirements are applicable for all maintenance levels/classes through overhaul (depot) including DMWRs and National Maintenance Work Requirements (NMWRs). The requirements can be used to develop IETMs for interactive screen presentations.