505th Ordnance Company (EA)
Chemical Flux Cutting (SAUS)
Crystal Marine Sports Inc., Delta, CO - Manufacturer code for watercraft hull identification number (USCG)
Face of Concrete - Technical drawings
Factor of Cooperation (SAUS)
Faint-Object Camera - Astronomy
Farthest-On Circle (NVT)
Father of Chapel - Shop steward - British
Father of Child (DAVI)
Federation Organization Committee (SAUO)
Ferrari Owners Club (EA)
Fiber Optic Cable (SAUS)
Fiber-Optic Cable (SSD)
fiberoptic catheter (SAUS)
Fiber Optic Converter (SAUS)
Fiber Optics Communications - Data transmission (TEL)
Fibre-Optic Communications (SAUS)
Field Officer Commanding (SAUS)
Final / Full Operational Capability (SAUS)
Final Operational Capability - Military (AFM)
Final Operational Capacity
Final Operation Capability (SAUS)
Fire Offices Committee - British (AIA)
First Class Operators' Club - Amateur radio shorthand (WDAA)
First Of Chain (SAUS)
First of Class (DOMA)
First Operational Capability (ACAE)
First Operators Club (SAUO)
Fixed Oil Capacitor
Flag of Convenience
Flag Officer Commanding
Fleet Operational Center (CCCA)
Fleet Operations Center (SAUS)
Fleet Operations Commitment (SAUO)
Flight of Colors test (SAUS)
Flight Operating Costs
Flight Operations Center
Focal (MSA)
Focsani - Romania - Seismograph station code, US Geological Survey (SEIS)
Focus (KSC)
Focus (automobile) - NCIC car model code
focus electrode (SAUS)
Focus of Contraction - Motion perception
Folding Operation Code (SAUS)
Follow-On Contract
Foreign Object Check (MCD)
Foreign Operating Committee - World War II
Formula One Constructors Association (SAUO)
FORSCOM - Forces Command Operations Center - Military technology (DDF)
Forward Observer COLIDAR - Coherent Light Detecting and Ranging
Forward Operations Center (SAUO)
Freedom of Choice - Insurance (DHP)
Free of Charge - Business term
Free of Claims - Insurance (MARI)
Free Offices Committee (SAUO)
Free on Car - Shipping
Freight Operating Company (UKR)
Friends of Community (EA)
From Own Correspondent
Fuel Oil Cooler
Full and Open Competition - Government contracting
Full Operational Capability - Military technology (DDF)
Full Operational Capability Program - Navy (NVT)
Fully Operating Capacity (SAUS)
Furthest-On Circle - Navy (ANA)
Fuzhou - China - Airport symbol (OAG)
Office Federal de l'Aviation Civile - Sweden - ICAO designator (FAAC)
Focus - Linguistics (IEL)
Free of Charge (EBF)
free of costs (SAUS)