U.S. ORDINANCE M240 MACHINE GUN

ARMORER // OPERATOR

MAINTENANCE COURSE

COURSE DATES

2 Day Course - 2025
Henderson, NV
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MARCH

1st - 2nd

Henderson, NV

JULY

17th - 18th

Henderson, NV

MAY

24th - 25th

Henderson, NV

NOVEMBER

15th - 16th

Henderson, NV

 
 

COURSE AGENDA

• Introduction of the instructor(s) and class participants and description of contents of the course
• Safety Discussion, proper safety procedures
• History of the M240
• 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
• Operating Instruction with Range Drills

COURSE SUBJECTS

INCLUDED COURSE TOPICS:

  • Safe and proper weapons handling procedures

  • General data and nomenclature for all M2 .50 Caliber Series Machine Guns

  • Variants and modifications to the M2 .50 Caliber Series Machine Guns

  • General and detailed disassembly of weapons and components

  • Identification of mismatched parts and components

ARMORER-LEVEL DISASSEMBLY

  • Feed tray cover
  • Bolt to include extractor, ejector and stoning of surfaces
  • Trigger group
  • Gas system
  • Barrel group disassembly, including the carrying handle
  • Receiver group, including the bipod, fore-grip and rear sight assembly
  • Barrel erosion
  • Headspace
  • Firing pin protrusion
  • Maintenance and inspection of all weapon components
  • Identification and replacement of worn or broken parts
  • Care, cleaning and lubrication
  • Proper weapons assembly
  • Performance of a proper function check
  • Cycle of operation

During the course, you participate in range drills to reinforce classroom instruction. Instructors focus on field-expedient maintenance methods to assist you in the field and on the range. These intense drills teach you how to troubleshoot and fix a machine gun on the spot when necessary to keep it functioning.

RANGE DRILLS

  • Proper loading and unloading procedures
  • Zeroing procedures
  • Malfunction drills
  • Field-expedient maintenance
  • Reloads
  • Performance under stress