SMALL ARMS REPAIRER

Job Title

Duties & Responsibilities: (1) Performs initial, in-progress, and final technical inspections on a full range of small arms, crew-served weapons, and accessories (e.g., M4/M16 series rifles, M17/M18 pistols, M249/M240 machine guns, 50 cal M2A1, MK19 grenade launchers, shotguns, and mortars). Diagnoses and identifies mechanical deficiencies, timing issues, headspace errors, improper sear engagement, cracked receivers, excessive wear, and operational malfunctions. Performs periodic headspacing, gauging, and Preventative Maintenance Checks and Services (PMCS) utilizing specialized field/shop gages, micrometers, and alignment jigs. (2) Disassembles weapons, assemblies, subassemblies and other components. Examines for defects, misalignment and malfunctions. Replaces barrels, firing pins, springs, trigger mechanisms, shell ejectors, and other parts and assemblies. Modifies small weapons by replacing worn or obsolete parts and using hand and power tools, precision gauges, test instruments, jigs and alignment devices in making repairs, modifications, and adjustments. Applies final finishes and test fires and/or performs operational checks of arms repaired to ensure safety, accuracy, and ease of operation. (3) Performs overhaul, maintenance, and repair on a variety of small arms. Diagnoses and identifies mechanical deficiencies and/or malfunctions in weapons including: automatic pistols, revolvers, shotguns, automatic rifles, grenade launchers, machine guns, and rocket launchers, and other small arms and accessories. (4) Uses micrometer to measure altered tolerances and makes additional adjustments as required. Anneals certain parts until the proper temper of the metal is obtained. Selects certain parts of specific hardness by researching characteristics of various metals in technical manuals. Uses pre-set specifications to ensure that critical operating tolerances are met. Test fires weapons to ensure that they meet desired performance requirements. (5) Is responsible for accountability, storage and security of arms and other sensitive items while they are kept for repair, usually in vaults with limited access. (6) May serve as a commodity inspector during Command Maintenance Discipline Program(CMDP), Mobilization Validation & Reset Team or as a member of a Maintenance Assistance Instruction Team (MAIT). (7) Performs other duties as assigned.