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91E - Machinist

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Basic Job Description

The Machinist is primarily responsible for supervising and performing the fabrication, repair and modification of metallic and nonmetallic parts. They operate lathes, drill presses, grinders and other machine shop equipment.

Duties performed by Soldiers in this MOS include:

Fabricates, repairs, and modifies metallic and nonmetallic parts, utilizing such machines as engine lathes, utility grinders, power cutoff saws, armature undercutters, arbor and hydraulic presses, drill presses, and their associated attachments, accessories, and tools.

Supervises lower grade soldiers and provides technical guidance to the soldiers in the accomplishment of their duties.

Training Information

10 weeks, 4 days, at Aberdeen Proving Grounds, MD

ASVAB Score Required: 100 in aptitude area GM

Security Clearance: None

Strength Requirement: heavy

Physical Profile Requirement: 222222

Other Requirements

  • Normal color vision required
  • Near and distance visual acuity of at least 20/30 in each eye regardless of whether or not corrective lenses are worn
  • No more than one error on Titmus Stereo Circles at 16 inches or no errors on 8 positions of Verhoeff Stereoptor at 16 inches (Note: These are depth-perception tests)

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