Plumbers, pipefitters, and steamfitters perform work familiar to some military personnel.

Jobs in this career are similar to the following job classifications in the

001519
Auxiliary Equipment Technician (Enlisted)
001797
Utilitiesman (Enlisted)
003004
Hull Systems Maintainer (Enlisted)
003556
Hull Systems Technician (Enlisted)
4205
Facilities Engineering Officer (Commissioned or Warrant Officer)
4230
Facilities Construction/Facilities Services Officer (Commissioned or Warrant Officer)
4250
Public Works Officer (Commissioned or Warrant Officer)
4260
Assistant Public Works Officer (Commissioned or Warrant Officer)
4340
Officer in Charge, Naval Construction Battalion Unit (Commissioned or Warrant Officer)
4999
Conversion NEC HT Hull Maintenance Technician Basic (Enlisted)
6199
Conversion NEC UT Utilitiesman Basic (Enlisted)
748B
Boiler Repairer Technician (Enlisted)
DC
Damage Controlman (Enlisted)
FCA
Fire Controlman (AEGIS) (Enlisted)
FC
Fire Controlman (Enlisted)
HT
Hull Maintenance Technician (Enlisted)
MMA
Machinists Mate, Non-Nuclear, Submarine Auxiliary (Enlisted)
MM
Machinist's Mate (Enlisted)
U52A
NAMTS Pipefitter (Enlisted)
UT
Utilitiesman (Enlisted)

The following military occupations are no longer in active use:

4952
NAMTS Pipefitter (Enlisted)