TC 3-22.19 — Grenade Machine Gun Mk 19 Mod 3 (this Item Is Published W/ Basic Incl C1)

TC 3-22.19 governs MK 19 operation, aiming, mounting, employment, safety, and qualification requirements.

Search TC 3-22.19

  • Publication number: TC 3-22.19
  • Title: GRENADE MACHINE GUN MK 19 MOD 3 (THIS ITEM IS PUBLISHED W/ BASIC INCL C1)
  • Date: 05/10/2017
  • Proponent: T2COM
  • Status: ACTIVE

View TC 3-22.19 on armypubs.army.mil


It covers the MK 19’s characteristics, components, operating cycle, cooling, aiming devices, tripods, mounts, firing positions, and shot process. It also addresses target acquisition, environmental conditions, malfunctions, movement, ammunition, and gunnery qualification.

Topics covered

  • MK 19 operation
  • Aiming devices
  • Weapon safety status
  • Tripods and machine gun mounts
  • Firing positions
  • Target acquisition
  • Shot process
  • Gunnery qualification

Questions and answers

What rules apply to MK 19 firearms safety?

Soldiers must follow these rules at all times, in training and in combat operations, regardless of the type of ammunition. (paragraph 1-4)

What must be checked before operating a weapon on the MK93 mount?

A Soldier must ensure that the pintle assembly is secured to weapon and fully seated in tripod mount prior to operating the weapon. (paragraph 4-20)

What happens if the MK93 weapon is not secured?

Failure to secure the weapon could render the operator unable to control the point of aim. (paragraph 4-20)

What are the limitations of thermal weapon sights?

Cannot interpret thermal signatures behind glass or water effectively. (paragraph 3-24)

What is the workspace used for?

The workspace is where the majority of weapons manipulations take place. (paragraph 8-11)

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