TM 10-4130-237-14B-3.EXPLANATION OF COLUMNS IN THE MAC, SECTION II (CONT)The symbol designations for various maintenance categories are as follows:COperator or crewOUnit maintenanceFDirect support maintenanceHGeneral support maintenanceLSpecialized repair activity (SRA)5DDepot maintenanceColumn5.ToolsandEquipment.e.Column 5 specifies, by code, those common tool sets (not individual tools) andspecial tools, TMDE, and support equipment required to perform the designated function.f. Column6.Remarks. This column shall, when applicable, contain a letter code, in alphabetic order, which shallbe keyed to the remarks contained in section IV.B-4.EXPLANATION OF COLUMNS IN TOOL AND TEST EQUIPMENT REQUIREMENTS, SECTION IIIa. Column1.ReferenceCode. The tool and test equipment reference code correlates with a code used in theMAC, section II, column 5.b.Column2.MaintenanceCategory.The lowest category of maintenance authorized to use the tool or test equip-ment.c. Column3.Nomenclature. Name or identification of the tool or test equipment.d. Column4.NationalStockNumber. The National stock number of the tool or test equipment.e. Column5.ToolNumber. The manufacturer’s part number.5This maintenance category is not included in section II, column (4) of the maintenance allocation chart. TOidentify functions to this category of maintenance, enter a work time figure in the “H column of section II, column (4),and use an associated reference code in the Remarks column (6). Key the code to section IV, Remarks, and explain theSRA complete repair application there. The explanatory remark(s) shall reference the specific repair parts and specialtools list (RPSTL) TM which contains additional SRA criteria and the authorized spare/repair parts.B-4
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