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Navy NEC · Aviation

D10A MK-7 Arresting Gear Operator

Current service use not established

This code is listed in the directory. Inclusion alone does not confirm current service use.

A Navy Enlisted Classification: a skill designation sailors hold in addition to their rating.

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Overview

An MK 7 Arresting Gear operator operates the arresting gear and associated systems while monitoring for conditions that may cause an emergency or casualty. The operator performs pre-operation checks, adjusts mechanical, hydraulic, and control systems, and initiates corrective or emergency procedures when needed.

Core Skills

  • Preoperational arresting gear system checks
  • Mechanical, hydraulic, and control system adjustments
  • Equipment hazard detection and emergency response

Civilian Career Paths

Career associations are editorial assessments of the cited evidence, not an official crosswalk unless the evidence explicitly says so. O*NET supplies civilian occupation information, not proof of a military match. Related experience does not confer civilian qualifications. Tasks and tools below describe civilian work, not military training.

Hydroelectric Plant Technicians

Checking arresting gear, adjusting mechanical and hydraulic systems, and responding to abnormal operating conditions transfer to monitoring and adjusting hydroelectric plant equipment.

How to prepare: Seek supervised plant-operator training covering generating units, valves, gates, and plant control systems to build equipment-specific experience.

What the civilian work involves
  • Monitor hydroelectric power plant equipment operation and performance, adjusting to performance specifications, as necessary.
  • Identify or address malfunctions of hydroelectric plant operational equipment, such as generators, transformers, or turbines.
  • Start, adjust, or stop generating units, operating valves, gates, or auxiliary equipment in hydroelectric power generating plants.
Civilian tools and software (examples)
  • Distributed control system DCS
  • Supervisory control and data acquisition SCADA software

Notes & Sources

Evidence for this guidance (2 documents)
  1. NAVPERS 18068F Vol II (NEOCS, Jul 2026 edition): NEC D10A

    [1] NEC entry "D10A - MK-7 Arresting Gear Operator"; cached text line 3761; NAVPERS 18068F Vol II, 2026-07 edition

    Supports: Preoperational arresting gear system checks, Mechanical, hydraulic, and control system adjustments, Equipment hazard detection and emergency response, Hydroelectric Plant Technicians (O*NET 51-8013.04)

  2. O*NET: Hydroelectric Plant Technicians

    [2] O*NET 30.3 occupational data

    Supports: Hydroelectric Plant Technicians (O*NET 51-8013.04)

Defense contractor jobs for D10A

Descriptions may be summarized for clarity. Verify all information with your branch career counselor or official military documentation before making career decisions.

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