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NEC Codes -- MM-4201 Cryogenics Tech , Overseas Shore Based Equip Op/Maint

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NEC Designation:

NEC MM-4201 Cryogenics Technician, Overseas Shore Based Equipment Operator/Maintainer

Description:

Operates, tests, inspects, and performs organizational and intermediate level maintenance on shore based (overseas) high and low pressure liquid oxygen and nitrogen generating plants in the manufacture of liquid oxygen and liquid nitrogen. Tests liquid oxygen and liquid nitrogen for purity and acetylene contamination. Performs required checks on O2/N2 compressed gas cylinders both prior to and after charging them to proper pressure.

Description (Con’t):

Operates and maintains mechanical refrigeration systems, reciprocating high pressure and centrifugal low pressure air compressors, cryo generators, vacuum pumps, and gaseous distribution systems. Detects, analyzes and corrects abnormal situations which may arise during operation of liquid oxygen/nitrogen generating plants.

Qualification Data:

Source Rating(s): MM

Billet Paygrades: E4-E7

Personnel Paygrades: E4-E7

Course: Mandatory

Open to Women?: Yes

Notes:

None

Information contained on this page is derived from the Navy Enlisted Manpower and Personnel Classifications and Occupational Standards Manual, Volume II, NAVPERS 18068F, which is the official manual for Navy Enlisted Classifications (NECs).

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