439AWI21-105 — Consolidated Tool Program And Cyber Discipline

439AWI21-105 governs procedures for controlling tools, equipment, and electronic devices used across specified wing operations.

Search 439AWI21-105

  • Publication number: 439AWI21-105
  • Title: CONSOLIDATED TOOL PROGRAM AND CYBER DISCIPLINE
  • Date: 2025-06-27

View 439AWI21-105 on armypubs.army.mil


The instruction covers tool identification, inventories, accountability, security, unserviceable tools, lost tool or object reporting, and cyber discipline. It requires marking and inventorying tools, documenting transfers and discrepancies, securing kits, and completing cyber training and controls.

Applies to: It applies to the 439 MXG and all units assigned, 439th Operations Support Squadron, Life Support (439 OSS/OSL) and the 337th Airlift Squadron (337 AS).

Topics covered

  • Tool identification numbering
  • Tool kit inventories
  • Unserviceable tool disposal
  • Tool and equipment security
  • Lost tool or object reporting
  • Cyber discipline requirements
  • Cyber discipline training

Questions and answers

How often must CTKs, tools, and dispatchable equipment be inventoried?

Account for all CTKs, tools, and dispatchable equipment at the beginning and end of each shift. (paragraph 2)

What must happen before tools or equipment are issued or turned in?

Tools and/or equipment will not be issued or turned in without a physical inventory and a general visual inspection of the condition to ensure each item is accounted for and serviceable. (paragraph 2)

How must each tool or separate piece of equipment be identified?

Each tool or separate piece of equipment shall be permanently marked with its CTK designator. (paragraph 2)

How must unserviceable, nonrepairable tools be handled?

Unserviceable, nonrepairable tools will be secured and accounted for until processed for disposal or turn-in.

When must CTK kits and storage areas be locked?

Kits and CTK storage areas will be kept locked when not in use or left unattended. (paragraph 7)

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