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M203 Armorer/Operator Course

Length: 1-Day
Cost: $195.00
Course Number: PD-203-AO
Factory Certified Training

This course combines the Armorer Level class with the Operator Level class including range time, and covers the DS/GS level disassembly and reassembly of the M203 40mm Grenade Launcher and all of it variants. Instructors use “hands on” repetitive training techniques to engage the student in understanding the technical aspects of the weapon system. Safety and warning precautions for the weapon system are stressed heavily throughout the course. The technical specifications, functions checks, and common repair of the weapon will be covered fully.  All students will leave with a thorough knowledge and understanding of the weapon system. Following successful completion of the course, the student will be awarded an Armorer’s/Operators Completion Certificate rated for two (2) years, along with technical and general operator manuals and data to ensure continued reference material for later use. (This course is frequently combined with M16/M4 as an extra day, Range time is not included but can be arranged for an additional cost.)


  • Introduction of the instructor(s) and COURSE participants and description of contents of the course
  • Safety Discussion, proper safety procedures
  • History of the 40mm launchers from M79 to XM148 to M203 and today
  • Loading and Unloading Procedures
  • Clearing the Weapon and Making Safe
  • Technical Discussion covering function and material
  • Complete DS/GS level disassembly of the weapon
  • Gun Parts Identification
  • Ammunition available for the system ID
  • Complete reassembly of the weapon
  • Complete instruction for DS/GS level gaging
  • Function checks
  • Description of the operating components of the weapon

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