TC 3-20.31-105 — Gunnery: Medium Tank

TC 3-20.31-105 governs the gunnery training plan for prerequisite and live-fire training for the M10, Booker medium tank.

Search TC 3-20.31-105

  • Publication number: TC 3-20.31-105
  • Title: GUNNERY: MEDIUM TANK
  • Date: 04/04/2025
  • Proponent: T2COM
  • Status: ACTIVE

View TC 3-20.31-105 on armypubs.army.mil


It covers six training tables from the Gunnery Skills Test through live-fire qualification, including situational exercises, basic training, and practice. The publication provides information to plan, prepare, execute, and assess each event, and sets requirements for prerequisites, records, ammunition, and qualification.

Applies to: TC 3-20.31-105 applies to the Active Army, Army National Guard/Army National Guard of the United States, and United States Army Reserve unless otherwise stated.

Topics covered

  • M10 Booker medium tank gunnery training
  • Gunnery Skills Test
  • Situational Training Exercise-Virtual
  • Live-fire qualification
  • Ammunition
  • Tracking and manipulation boards
  • Crew qualification standards

Questions and answers

What is Table II required for before live-fire training?

Table II is a prerequisite for any live-fire event, including zero procedures, sub-caliber or in-bore training, or any live-fire maintenance procedure. (paragraph 2-1)

Who must evaluate simulations and games for training GTLF exercises?

A certified VCE or Master Gunner evaluates all simulations and games for training GTLF exercises. (paragraph 2-25)

What ammunition does Table VI, Qualification use?

The conduct of Table VI is on vehicles using full-caliber ammunition and BES. (paragraph 6-5)

What happens if an individual target score is below 70 points?

If any individual target score on an engagement is less than 70 points, the engagement is unqualified, regardless of overall engagement score. (paragraph 6-2)

What does Table IV basic course of fire train?

The intent of the basic course of fire is to train the crews within the organization on the appropriate conduct of fire skills in a defensive posture against common threat arrays using machine guns. (paragraph 4-78)

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