Includes
Airborne and Nonairborne Guided Missile Launchers.

Excludes
Aircraft Launchers; Rocket Launchers.

Possible NAICS Codes
336415 – Guided Missile and Space Vehicle Propulsion Unit and Propulsion Unit Parts Manufacturing
336419 – Other Guided Missile and Space Vehicle Parts and Auxiliary Equipment Manufacturing
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
334419 – Other Electronic Component Manufacturing
334511 – Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
334412 – Bare Printed Circuit Board Manufacturing
332710 – Machine Shops
334416 – Capacitor, Resistor, Coil, Transformer, and Other Inductor Manufacturing

Includes
Propulsion Shafts; Ship Propellers; Marine Transmissions, Reverse and Reduction Gear Type.

Excludes
Engines (FSC 2810, 2815); Turbines (FSC 2825, 2835, 2840).

Possible NAICS Codes
333618 – Other Engine Equipment Manufacturing
336415 – Guided Missile and Space Vehicle Propulsion Unit and Propulsion Unit Parts Manufacturing
336612 – Boat Building
336611 – Ship Building and Repairing
336214 – Travel Trailer and Camper Manufacturing
333613 – Mechanical Power Transmission Equipment Manufacturing
331529 – Other Nonferrous Metal Foundries (except Die-Casting)
332999 – All Other Miscellaneous Fabricated Metal Product Manufacturing
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
339991 – Gasket, Packing, and Sealing Device Manufacturing

Includes
Structural Components; Components and Accessories Specially Designed for use on or with guided missiles, including Complete Gyro Mechanisms, Hydraulic Pumps, Automatic Pilot Mechanisms and Specially Designed Assemblies, and Electronic Guidance Equipment installed in missiles.

Excludes
Electronic Remote Guidance Equipment used to guide missiles; Solid and Liquid Propellant Units; Components of Gyro Mechanisms.

Possible NAICS Codes
336419 – Other Guided Missile and Space Vehicle Parts and Auxiliary Equipment Manufacturing
336415 – Guided Missile and Space Vehicle Propulsion Unit and Propulsion Unit Parts Manufacturing
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
336414 – Guided Missile and Space Vehicle Manufacturing
334511 – Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
336411 – Aircraft Manufacturing
339999 – All Other Miscellaneous Manufacturing
336330 – Motor Vehicle Steering and Suspension Components (except Spring) Manufacturing
541614 – Process, Physical Distribution, and Logistics Consulting Services

Includes
Specially Designed Components of Guided Missile Remote Control Systems.

Excludes
Guided Missile Internal (Built-in) Control Systems; Components used in both guided missiles and other than guided missiles (including fire control components).

Notes
This class includes airborne and nonairborne guided missile remote control systems, components, and accessories, designed specifically for use therewith. Excluded from this class are fire control assemblies, subassemblies, and components modified for use with guided missile remote control systems, and fire control assemblies designed specifically for shipboard use.

Possible NAICS Codes
336415 – Guided Missile and Space Vehicle Propulsion Unit and Propulsion Unit Parts Manufacturing
336419 – Other Guided Missile and Space Vehicle Parts and Auxiliary Equipment Manufacturing
334511 – Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
334519 – Other Measuring and Controlling Device Manufacturing
335999 – All Other Miscellaneous Electrical Equipment and Component Manufacturing
334412 – Bare Printed Circuit Board Manufacturing
811210 – Electronic and Precision Equipment Repair and Maintenance
334419 – Other Electronic Component Manufacturing

Includes
Specially Designed Trucks and Trailers for use in transporting guided missiles; Specially Designed Slings, Hoists, Jacks, and Blowers; Self-propelled Vehicles and Trailers, Specially Designed for Guided Missile Handling or Servicing; Covers, Guided Missile; Conditioning Kits and Sets, Controlled Environment.

Excludes
Guided Missile Launchers (FSC 1440); Aircraft Handling and Servicing Equipment (FSC 1730).

Possible NAICS Codes
333924 – Industrial Truck, Tractor, Trailer, and Stacker Machinery Manufacturing
336419 – Other Guided Missile and Space Vehicle Parts and Auxiliary Equipment Manufacturing
336415 – Guided Missile and Space Vehicle Propulsion Unit and Propulsion Unit Parts Manufacturing
332813 – Electroplating, Plating, Polishing, Anodizing, and Coloring
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
332710 – Machine Shops
488190 – Other Support Activities for Air Transportation

Possible NAICS Codes
336415 – Guided Missile and Space Vehicle Propulsion Unit and Propulsion Unit Parts Manufacturing
541330 – Engineering Services
336414 – Guided Missile and Space Vehicle Manufacturing
541713 – Research and Development in Nanotechnology
927110 – Space Research and Technology
334511 – Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
541715 – Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing

Includes
Flight Control Surfaces, internal and external Auxiliary Fuel Tanks; Exhaust Systems, Pylons, Trim Tabs; Aircraft.

Excludes
Fitted Covers; Helicopter Rotor Brake System and Components; Aircraft Loose Equipment and Alternate Mission Configuration Equipment stored on board the Aircraft.

Notes
This class includes fabricated system parts that are permanently attached or peculiar to the integral airframe of an aircraft, such as support structural components, spars, ribs, ailerons, stabilizers, bulkheads.

Possible NAICS Codes
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
336411 – Aircraft Manufacturing
488190 – Other Support Activities for Air Transportation

Includes
Adapters; Anchor Plates and Straps; Anodes; Bellows; Couplings; Control Rods; Access Doors; Fairleads; Mounts; Tie Rods; Yokes.

Excludes
Commercial Hardware (FSC 5340).

Notes
Hardware designed for weapon systems unique applications will be classified in this FSC.

Possible NAICS Codes
332994 – Small Arms, Ordnance, and Ordnance Accessories Manufacturing
332722 – Bolt, Nut, Screw, Rivet, and Washer Manufacturing
332510 – Hardware Manufacturing
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
333310 – Commercial and Service Industry Machinery Manufacturing
336411 – Aircraft Manufacturing
333618 – Other Engine Equipment Manufacturing
333120 – Construction Machinery Manufacturing

Excludes
Cable Assemblies, Fiber Optic

Notes
This class includes only those types of cable, cord, and wire assemblies and sets (and wiring harnesses) used on or with equipment and components covered by groups 58 and 59. Cable, cord, wire assemblies, and sets (wiring harnesses) used on or with equipment classified in FSC groups other than groups 58 or 59 are classified in FSC class 6150 if multiapplication, or classified with the next higher classifiable assembly if specially designed.

Possible NAICS Codes
334419 – Other Electronic Component Manufacturing
335931 – Current-Carrying Wiring Device Manufacturing
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
444180 – Other Building Material Dealers
334511 – Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
335999 – All Other Miscellaneous Electrical Equipment and Component Manufacturing
541519 – Other Computer Related Services
334111 – Electronic Computer Manufacturing
336411 – Aircraft Manufacturing
335929 – Other Communication and Energy Wire Manufacturing

Includes
Sleeve Bearings; Split Bearings; Washer Type Bearings; Jewel Bearings.

Excludes
Antifriction Bearings (FSC 3110); Mounted Bearings (FSC 3130).

Notes
Bearings in this class are generally one piece that retain and position moving and/or rotating parts. They may have lubrication grooves/fitting/facilities or include pre-lubrication.

Possible NAICS Codes
332991 – Ball and Roller Bearing Manufacturing
336411 – Aircraft Manufacturing
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
333618 – Other Engine Equipment Manufacturing
332510 – Hardware Manufacturing
332722 – Bolt, Nut, Screw, Rivet, and Washer Manufacturing
332111 – Iron and Steel Forging
336390 – Other Motor Vehicle Parts Manufacturing
213113 – Support Activities for Coal Mining
332721 – Precision Turned Product Manufacturing

Includes
Carburetors; Fuel Pumps; Engine Fuel Filters; Fuel Controls, Jet Engine; Fuel Primers; Water Injection Controls and Valves; Fuel Valves; Fuel Flow Regulators; Components of Smoke Abatement Systems.

Excludes
Aircraft Fuel Tanks (FSC 1560); In-flight Refueling System Fuel Components (FSC 1680). Fuel System Components not specifically designed for use with Aircraft Engines or Missile Prime movers.

Notes
Fuel components specially designed for propulsion fuel systems, aircraft and missiles are to be placed in this FSC.

Possible NAICS Codes
336412 – Aircraft Engine and Engine Parts Manufacturing
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
334419 – Other Electronic Component Manufacturing
332991 – Ball and Roller Bearing Manufacturing
332722 – Bolt, Nut, Screw, Rivet, and Washer Manufacturing
339950 – Sign Manufacturing
333998 – All Other Miscellaneous General Purpose Machinery Manufacturing
336411 – Aircraft Manufacturing
333611 – Turbine and Turbine Generator Set Units Manufacturing

Includes
Checkout equipment and test equipment specially designed for use with guided missiles and guided missile remote control systems.

Excludes
Specially designed internal (built-in) checkout equipment for guided missile remote control systems; Basic types of electrical and electronic test instruments, including those specially designed, such as ammeters, voltmeters, ohmmeters, multimeters, and similar instruments, as shown in the indexes to the FSC; Test Apparatus used for both communications and other electrical and electronic equipment.

Possible NAICS Codes
332710 – Machine Shops
336419 – Other Guided Missile and Space Vehicle Parts and Auxiliary Equipment Manufacturing
334419 – Other Electronic Component Manufacturing
332721 – Precision Turned Product Manufacturing
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
332919 – Other Metal Valve and Pipe Fitting Manufacturing
334511 – Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
334412 – Bare Printed Circuit Board Manufacturing
333996 – Fluid Power Pump and Motor Manufacturing
333998 – All Other Miscellaneous General Purpose Machinery Manufacturing

Includes
Pillow Block Units; Cartridge Units; Flange Units; Takeup Units; Hanger Box Units; Flat Box Units; Step Box Units.

Excludes
Antifriction Bearings (FSC 3110); Plain Unmounted Bearings (FSC 3120).

Notes
Bearings in this class may be plain bearings or anti-friction bearings that are housed and/or mounted in a supporting device for mounting purposes.

Possible NAICS Codes
332991 – Ball and Roller Bearing Manufacturing
336411 – Aircraft Manufacturing
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
333618 – Other Engine Equipment Manufacturing
336390 – Other Motor Vehicle Parts Manufacturing
334519 – Other Measuring and Controlling Device Manufacturing
332510 – Hardware Manufacturing
333998 – All Other Miscellaneous General Purpose Machinery Manufacturing

Includes
Structural components; Components and Accessories Specially Designed for installation in or on Space Vehicles; Internal (Built-In) Control Systems.

Excludes
Remote Guidance Equipment.

Possible NAICS Codes
332999 – All Other Miscellaneous Fabricated Metal Product Manufacturing
336419 – Other Guided Missile and Space Vehicle Parts and Auxiliary Equipment Manufacturing
336415 – Guided Missile and Space Vehicle Propulsion Unit and Propulsion Unit Parts Manufacturing
336414 – Guided Missile and Space Vehicle Manufacturing
334511 – Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
541715 – Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
541380 – Testing Laboratories and Services
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
336411 – Aircraft Manufacturing
335999 – All Other Miscellaneous Electrical Equipment and Component Manufacturing

Description
Bushings, Rings, Shims and Spacers

Includes
Externally Threaded Rings; Keyed and Serrated Lock Rings; Dee Rings; Instrument Retaining Rings; Shim Sets and Assortments; Plate Spacers; Ring Spacers; Sleeve Spacers; Stepped Spacers; Spacer Sets and Assortments; Sleeve Bushings; Machine Threaded Bushings; Machine Threaded Plugs.

Excludes
Sleeve Bearings (FSC 3120); Pipe Threaded Plugs (FSC 4730); Piston Rings (FSC 2520, 2805, 2810, 2815, 2825, 2990, 3040, 4310 and 4820); Retaining Rings (FSC 5325); Shim Stock (FSC 9515).

Notes
All items, including specially designed, will be classified in this FSC. a. A bushing is cylindrical in shape, hollow, and designed primarily to be inserted into a hole to reduce the effective inside diameter of the hole, and to protect the body structure about the hole, and to protect the body structure about the hole from damage resulting from stress, strain, and vibration. b. A ring is cylindrical in shape, usually flat with a center hole. Rings are multi-applicational. See specific item name for designated usage. c. A shim is a thin, sometimes tapered, piece of material used to fill in space between things. See specific item name for dimensional parameters. d. A spacer is a device for holding two members at a given distance from each other.

Possible NAICS Codes
332510 – Hardware Manufacturing
332722 – Bolt, Nut, Screw, Rivet, and Washer Manufacturing
336411 – Aircraft Manufacturing
332119 – Metal Crown, Closure, and Other Metal Stamping (except Automotive)
332999 – All Other Miscellaneous Fabricated Metal Product Manufacturing
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
333618 – Other Engine Equipment Manufacturing
332994 – Small Arms, Ordnance, and Ordnance Accessories Manufacturing
333998 – All Other Miscellaneous General Purpose Machinery Manufacturing
332439 – Other Metal Container Manufacturing