WR-ALCI21-119 — Rob-back And Cannibalization

WR-ALCI21-119 governs the control, approval, and documentation of rob-back and cannibalization actions involving aircraft parts.

Search WR-ALCI21-119

  • Publication number: WR-ALCI21-119
  • Title: ROB-BACK AND CANNIBALIZATION
  • Date: 2026-05-06

View WR-ALCI21-119 on armypubs.army.mil


WR-ALCI21-119 defines rob-backs and cannibalization actions, including their use to support programmed depot maintenance and field operations. It requires approvals, supply-system checks, specified forms, and accounting for required cannibalization actions.

Applies to: It provides guidance for Warner Robins Air Logistics Complex (WR-ALC) personnel but excludes 402 Electronics Maintenance Group.

Topics covered

  • Rob-back transactions
  • Field cannibalization transactions
  • Rob-back action approval
  • Aircraft part removal and installation
  • Supply system checks
  • Cannibalization accounting

Questions and answers

What is a rob-back action?

A rob-back is a cannibalization action that is defined by AFMCI 21-100V3 _AFSCSUP as the removal of an assembly, subassembly, or component from an end item inducted for maintenance and placed on another end item. (paragraph 1)

Why are rob-back and cannibalization actions used?

Rob-back and cannibalization actions are considered workaround processes that are utilized solely to bridge supply system gaps in providing parts. (paragraph 1)

What approval is required before parts are removed from a PDM inducted asset?

402 MXG/CC or designee will approve all rob-back actions prior to parts being removed from any PDM inducted asset. (paragraph 2)

When can mechanics perform a maintenance action during a rob-back?

Not perform any maintenance action until the WR-ALC Form 21, Rob-back Checklist, is officially approved and AFSC Form 173, Manpower Data System/Project Operation Assignment, is issued. (paragraph 2)

What must be recorded for cannibalization actions?

The intent of this policy is to ensure that accounting is recorded for all required cannibalization actions necessary to satisfy operational needs. (paragraph 1)

Ask Reggie.Bot a question about WR-ALCI21-119