DAFI21-101_AFSOCSUP — Aircraft And Equipment Maintenance Management

DAFI21-101_AFSOCSUP governs aircraft and equipment maintenance management within Air Force Special Operations Command.

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  • Publication number: DAFI21-101_AFSOCSUP
  • Title: AIRCRAFT AND EQUIPMENT MAINTENANCE MANAGEMENT
  • Date: 2025-08-07

View DAFI21-101_AFSOCSUP on armypubs.army.mil


The publication addresses inlet inspections, aircraft grounding, ramp inspections, maintenance documentation, and status reporting. It also requires procedures for grounding communications, aircraft-form annotations, fleet health reviews, and attrition and spare-factor calculations.

Applies to: MAJCOMs determine the AFSC applicability.

Topics covered

  • Engine air inlet inspections
  • Aircraft grounding procedures
  • Ramp inspection program
  • KOV-80 accountability
  • Aviation Support Equipment documentation
  • Health of Fleet reviews
  • Attrition factors
  • Spare factors

Questions and answers

How far do C-130J, CV-22, and MQ-9 inlet inspections extend?

C-130J, CV-22, and MQ-9 inlet inspections are limited to the visible portion of the engine air inlet. (paragraph 7)

Do engine compressor inlet guide vanes need to be opened for inlet inspections?

If equipped, engine compressor inlet guide vanes do not require opening for inlet inspections. (paragraph 7)

How must grounding events be communicated to deployed weapon systems?

Communication of a grounding, or a potential grounding event (TCTO, OTI, PM event) to weapon systems operating in a deployed environment and/or under the authority of an operational command must follow the grounding procedures outlined in DAFMAN 11-401 and 63-101/20-101. (paragraph 7)

How must units communicate home station requirements to deployed forces?

Units must not directly communicate home station requirements to its deployed forces but provide communication through their respective MAJCOM. (paragraph 7)

What inspection is required during an initial investigation?

The OTI will require an inspection of a representative number of systems or units (aircraft, engines, missiles, or munitions) of the same mission and design to determine if the condition exists on other aerospace equipment within the wing’s assigned aircraft/systems or equipment. (paragraph 7)

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