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What are normal/minimal tour lengths and what are the turnover requirements?

Navy Personnel Command > Officer > Officer Detailing > Pers-42 Submarine > FAQs and Answers > What are normal/minimal tour lengths and what are the turnover requirements?


Policies for turnovers and tour lengths are intended to ensure that officers are fully prepared to assume duties and responsibilities accompanying their positions, as well as support the overall success of these ships.  Timelines for turnover are an important part of these policies.  Following are the requirements for certain key leadership positions:

Minimum Tour Lengths

  • Officers assigned to nuclear shore billets – 24 Months
  • Division Officers – 30 Months
  • Division Officers (follow-on assignment to NPTU, NNPTC, PCU) – 24 Months and PNEO completion
  • ENGINEER – 28 Months
  • NAVIGATOR/WEPS – 24 Months
  • XO – 18 Months
  • CO – 28 Months

Nominal Tour Lengths

  • Division Officers –36 Months (12 months onboard after pneo)
  • DEPARTMENT HEADS – 32 Months
  • XO – 20 Months
  • CO – 32 Months

Minimum turnover time (Key Nuclear Billets) At-Sea

  • CO and ENGINEER (SSNs) – 30 days
  • CO and ENGINEER (during refit/patrol – two crew ships) – 30 Days
  • CO and ENGINEER (PDTP – two crew ships) – 10 days (should occur early in the PDTP)

NNPTC

  • CO  – 1 month
  • XO  – 2 Weeks
  • Nuclear Power School Directors and DEPT Heads – 1 month
  • Division Officers – 1 month
  • INSTRUCTORS (sea returnees)  - 3 months

NPTU

  • CO/MTS OIC/MTS XO – 1 month
  • Site XO / Plant XO – 2 Weeks
  • MTS Engineer – 1 month
  • SEOS 1 month
  • Shift Engineers -3 months

Minimum Separation between Reliefs onboard submarines

  • CO and XO – 3 Months
  • CO and ENGINEER  (SSNs) – 3 Months
  • CO and ENGINEER  (two crew ships) – should not occur simultaneously

Other Situations:

Temporary reliefs of the ENGINEER shall not be longer than 30 days. 

The above requirements may be waived on a case basis, when operational commitments make them impractical or when it is beneficial to the command.  The waiver process begins with reaching out to PERS-42.  In all cases, details regarding the need for the waiver, specific plan of action, and intended mitigation measures are required.  PERS-42 will keep subject commands informed regarding their waiver requests.  Please direct questions regarding the above requirements to PERS-421 (901-874-3944) or PERS-42B (901-874-3929).

 

 
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