CONVERSATION CODE— An alpha/numeric code that identifies a specific procedure to be performed in NALCOMIS. COST CODE— A 12-position number to classify accounting transactions by providing the 8-position Julian date and serial number from a requisition and a 2-position fund code. The cost code is always preceded by 2 zeros on account- ing data entries to make up the 12 positions. CRITICAL ITEM— An item essential to the operational readiness of a ship or aircraft and in short supply in system stocks (or expected to be) for an extended period of time. CUSTODY— The physical possession of material and the assumption of responsibility against its improper usage and loss. DATA SERVICES FACILITY (DSF)— The activity that converts document data into machine records and uses these records to produce machine reports and listings. DEFENSE ACCOUNTING OFFICE-CLEVELAND (DAO-CL)— The activity designated to perform operating budget accounting for the COMNAV- AIRLANT, COMNAVAIRPAC, and respective type commanders, including associated account- ing and reporting for ships, staffs, designated shore activities, aviation squadrons, and other assigned commands and units. DEFENSE BUSINESS OPERATIONS FUND (DBOF)— A working capital fund (revolving fund) established with the goal of recovering enough money from sales to replace sold material. DESIGNATED OVERHAUL POINT (DOP)— A depot-level rework facility assigned the technical and overhaul responsibility for designated weapons systems. DESIGNATED REPAIR POINT (DRP)— A depot level rework facility assigned a technical and repair responsibility for designated weapons systems. DESIGNATED SUPPORT POINT (DSP)— A Supply activity, such as a fleet and industrial supply center, assigned to provide supply support to a DOP. DUE-IN FROM MAINTENANCE (DIFM)— Depot -level repairable (DLR) assets inducted into the aircraft intermediate maintenance department (AIMD) and expected to be placed in stock upon completion of repair. ENDURANCE PERIOD— The length of time (in months) a consumer level inventory is required to support an operating site’s mission without resupply. EQUIPAGE— Items requiring management control afloat because of high unit cost, vulnerability to pilferage, or essentiality to the ship’s mission. Chargeable items of equipage are identified in procurement, receipt, and other documents by the letter “E” in the second position of the applicable fund code. FAMILY GROUP— A set of repairable inter- changeable in performing a series of functions. The family head can perform all the functions associated with the group. The individual family members can perform some, but not all, of the functions of the family head. FEDERAL LOGISTICS (FEDLOG) DATA— An interactive query system using a variety of types of search data to significantly reduce the time required to access all information necessary to identify and order supplies. FINANCIAL LIABILITY— The statutory obligation of an individual to reimburse the government for lost, damaged, or destroyed government property as a result of negligence or abuse. FIXED ALLOWANCE— An authorized stock level for each repairable item or family approved for stockage on ships and at shore stations. The authorized level will be regarded as the maximum level to be maintained and may not be changed without approval by the inventory control point. FLEET CONTROLLED MATERIAL— Material under the requisitioning, rationing, and issue control of the aviation type commanders. A list of fleet controlled material is published by the AI-3