GENERAL INFORMATION: Check with the resident officer in charge of construction, or the NAVFAC project manager assigned to your project to determine if an appropriate NAVFAC Regional Guide Specification should be used in your project. Under MasterFormat 2010, Navy regional specifications are identified by the last pair of numbers in the section number as follows:

  • NAVFAC Atlantic = 21
  • NAVFAC Mid-Atlantic = 22
  • NAVFAC Washington = 23
  • NAVFAC Northwest = 24
  • NAVFAC Southeast = 25
  • NAVFAC Southwest = 26
  • NAVFAC Midwest = 27
  • NAVFAC Pacific = 31
  • NAVFAC Hawaii = 32
  • NAVFAC Far East = 33
  • NAVFAC Marianas = 34
  • NAVFAC Europe = 41
  • Italian Guide Specifications = 42
  • Spanish Guide Specifications = 43

Not all identified NAVFAC Regions have current specifications. At this time, only three are current and available: NAVFAC Washington (23), Italian Guide Specifications (42), and NAVFAC Far East Specifications (33).

Title Date View
NFGS SpecsIntact Master for NAVFAC Washington Division (23) 10-15-2016  ZIP
NFGS SpecsIntact Master for Italian Guide Specifications (42) 11-01-2020  ZIP
NFGS SpecsIntact Master for Far East Guide Specifications (33) 09-12-2024  ZIP