Navy Fielded Systems: Operating and Support Costs Not Tracked Open PDF Document Details Document Type Technical Report Publication Date Sep 28, 1990 Accession Number ADA228721 Entities Organizations United States Government Accountability Office Tags Communities of Interest Air Platforms Weapons Technologies DTIC Thesaurus Topics Accounting Aircrafts Congress Cost Estimates Costs Databases Defense Systems Department Of Defense Directives House Of Representatives Logistics Support Maintenance Maintenance Costs National Security United States Weapon Systems Weapons