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Units cannot simply show up to a live-fire range. TC 3-20.31 mandates "gates"—pre-requisite tests that individuals and crews must pass. If a crew cannot pass the hands-on weapon assembly test or the simulator evaluation, they are barred from drawing live ammunition. Why Accessing the TC 3-20.31 PDF is Essential
If you are looking to build a training plan based on this manual, let me know:
To ensure you are using the most current, unclassified, and updated version of TC 3-20.31, always download the document through official military repositories. The primary source for official Army publishing is the website. Users with a Common Access Card (CAC) can also access it via the Army Training Network (ATN) or the Central Army Registry (CAR) to find accompanying training materials, slide decks, and scoring spreadsheets. Conclusion
Detail the role of the in managing this publication
A critical component emphasized in the manual is the AAR. Every engagement, whether simulated or live, must be followed by a critique. The manual provides templates and key questions for Master Gunners to evaluate crew performance (e.g., "Did the gunner lase correctly?" "Did the commander issue clear fire commands?").
If you are currently preparing a training schedule or studying for a gunnery board, let me know:
Digital access to the TC 3-20.31 PDF is crucial for modern military planning and range operations.
Here’s a well-structured, informative post for a military or training-focused audience (e.g., on LinkedIn, a unit page, or a forum like RallyPoint):
If you’re a tank commander, gunner, driver, or loader in an ABCT — or a leader responsible for their readiness — needs to be on your digital bookshelf.
TC 3-20.31 establishes the U.S. Army's standardized, gated training model for direct-fire crew qualifications, utilizing an Integrated Weapons Training Strategy (IWTS) across six progressive tables. It covers requirements from foundational Gunnery Skills Tests (Table I) to live-fire qualifications (Table VI), aiming to ensure proficiency for Armor, Infantry, and Stryker crews. Purchase the reference guide or view study materials at
This table focuses on the calibration of the vehicle’s fire control systems (such as laser rangefinders and thermal optics) and tests the crew’s ability to track moving targets dynamically. Table IV: Basic Zeroing and Engagement
Assess crew performance through objective, quantitative methods.
Here are some of the key manuals in this new family:
It provides explicit diagrams and dimensions for standardized targets (like the E-type silhouette or armored vehicle silhouettes) to set up ranges accurately.
In response to the Army's refocus on Large-Scale Combat Operations (LSCO), the new gunnery doctrine emphasizes more complex, longer-range engagements. This is a significant shift from previous iterations and is reflected in the new engagement layouts, which include prescriptive target types, postures, range bands, and firing vehicle postures.
In addition to the APD, these training circulars are also made available for purchase through commercial vendors in both print and digital formats. For instance, the Kindle edition of is available through online retailers, providing a digital option for those who prefer an e-reader format. However, for the official and most up-to-date version, the APD remains the definitive source.
Training Circular 3-20.31-120 Gunnery: Heavy Tank - U.S. Army