NAVMC 4790.1D — Aviation Maintenance And Supply Training And Readiness Program

NAVMC 4790.1D governs standardized transfer and maintenance qualification, certification, and licensing procedures across Marine Corps aviation activities.

Search NAVMC 4790.1D

  • Publication number: NAVMC 4790.1D
  • Title: AVIATION MAINTENANCE AND SUPPLY TRAINING AND READINESS PROGRAM
  • Date: 24 May 2021
  • Proponent: 04000 Logistics
  • Status: Current

View NAVMC 4790.1D on armypubs.army.mil


It establishes requirements for maintenance training, flight deck physicals, ordnance handling certificates, egress and explosive system checkout, and ASM records. It also sets qualification procedures for CDIs and other maintenance personnel, including training completion and transfer conditions.

Applies to: Marine Corps Aviation activities must comply with this directive.

Topics covered

  • Maintenance qualification transfers
  • Maintenance training standardization
  • Flight deck physical requirements
  • Ordnance handling certificates
  • Egress and explosive system checkout
  • ASM training records
  • CDI qualification

Questions and answers

Does Egress/Explosive System Checkout transfer between commands?

“EGRESS/EXPLOSIVE SYSTEM CHECKOUT” does not transfer. (paragraph 2)

Who must complete Egress/Explosive System Checkout training?

Egress/Explosive System Checkout is required for all personnel checking in to the maintenance department. (paragraph 2)

What happens when an Egress qualification expires?

The Marine must be restricted from aircraft Maintenance until the requal is routed and approved by the appropriate signature authority. (paragraph 5)

What is required before CDI designation?

The CDI GENERAL TRAINING SYLLABUS (OJT) (TECOM) (MC) is a prerequisite for being desginated as a CDI and must be completed prior to designation. (paragraph 1)

Which MOS CDI T&R level is required as a prerequisite?

Only the MOS CDI 4000 is required as a T&R prerequisite. (paragraph 2)

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