What is Federal Supply Class 2990?

FSC 2990 is the Federal Supply Class (formally known as NATO Supply Classification Class NSC 2990) in the USA for supply items codified in the category of Miscellaneous Engine Accessories, Nonaircraft.

What is NATO Supply Classification Class 2990?

NSC 2990 is the NATO Supply Classification Class (also known as Federal Supply Class FSC 2990 in the USA) for supply items codified in the category of Miscellaneous Engine Accessories, Nonaircraft.

Which Federal Supply Group is FSC 2990 in?

FSC 2990 is in Federal Supply Group (FSG) 29 which contains Engine Accessories.

Which NATO Supply Classification Group is NSC 2990 in?

NSC 2990is in NATO Supply Classification Group (NSG) 29 which contains Engine Accessories.

What is a Push-Pull Control Assembly?

A Push-Pull Control Assembly (CONTROL ASSEMBLY,PUSH-PULL) is a control consisting of a wire, wire rope, or a center load rail with ball bearings, within a flexible conduit. One end must have a threaded sleeve for mounting to a wall, bulkhead, or handle, or clevis. It is used to operate or control, either manually or mechanically a mechanical device. It may include such attaching devices as nut(s), washer(s), clevis, bracket(s), and/or the like. For items designed to transmit rotary motion, see SHAFT ASSEMBLY, FLEXIBLE.

What is a Hand Engine Starter?

A Hand Engine Starter (STARTER,ENGINE,HAND) is an item primarily designed to crank an internal combustion engine by manual operation. It usually consists of a GEARBOX and/or FLYWHEEL which is brought to a high speed, prior to engagement, by operation of a HAND CRANK or a hand pulled automatic rewind device. It may include facilities for adding an electric motor.

What is an Engine Starter Rope?

An Engine Starter Rope (STARTER ROPE,ENGINE) is a short length of rope with attached handle used for manually starting a gasoline engine.

What is a Linear Electro-Mechanical Actuator?

A Linear Electro-Mechanical Actuator (ACTUATOR,ELECTRO-MECHANICAL,LINEAR) is a self-contained power transmitting device designed to convert electrical energy into controlled mechanical force, in the form of linear (straight line) mechanical movement. Comprised of an electrical motor(s), gear box(es), screwjacks, limit switch(es), and such accessories as required for the specific moving and positioning of other components. Excludes hydraulic and pneumatic cylinders and screwjacks.

What is an Engine Coolant Heater?

An Engine Coolant Heater (HEATER,COOLANT,ENGINE) is a heater designed to burn fuel or utilize electric power which applies heat through direct connection to the engine coolant system to facilitate starting in low temperatures; may also supply heated coolant to heat exchangers. Must have mounting facilities. See also HEATER, AIR DUCT, ENGINE and HEATER, AIR DUCT-COOLANT, ENGINE.

What is a Hand Crank?

A Hand Crank (CRANK,HAND) is an item consisting of a radial arm having a handle parallel to its pivoted axis for transmitting motion to a shaft or object. It may have an integral extension. For items without an integral handle, see, ARM (1), HAND CRANK. Excludes HANDWHEEL; and HANDLE, WINDOW REGULATOR.

What is an Engine Starter Unit?

An Engine Starter Unit (STARTER UNIT,ENGINE) is a manually pushed or towed unit designed to provide electric power for starting aircraft or vehicle engines. It is wheel mounted and may have handles for portability. It has one or more batteries and may or may not include a battery charger. If the battery charger is included, it may be used either to charge the batteries in the unit or in the aircraft/vehicle. Excludes STARTER,ENGINE,ELECTRICAL; and STARTER,ENGINE,GASOLINE.

What is an Intake Manifold?

An Intake Manifold (MANIFOLD,INTAKE) is a preformed metallic item with one or more inlet ports and two or more outlet ports. It is designed to collect and direct air (diesel application) and/or fuel-air mixture (gasoline application) to the cylinders of an internal combustion engine.

What is an Exhaust Pipe Connector?

An Exhaust Pipe Connector (CONNECTOR,EXHAUST PIPE) is a preformed, rigid, metallic item, straight or angular having one or both ends processed and/or terminated. It is specifically designed to connect an exhaust pipe to an exhaust manifold, spark arrester, muffler, catalytic converter or to join piping in an exhaust system of an engine, heater, or the like. For items over 12 inches in length and items specifically designed as a tailpipe see PIPE, EXHAUST.

What is an Exhaust Pipe Flange?

An Exhaust Pipe Flange (FLANGE,EXHAUST PIPE) is an item with a threaded or unthreaded hole specifically designed for use with an exhaust pipe, exhaust pipe connector, companion flange or the like in an engine or heater exhaust system. The face of the flange is normally drilled for connecting bolts and/or studs.

What is a Starting Rope Handle?

A Starting Rope Handle (HANDLE,STARTING ROPE) is an item, specifically designed to be attached to a length of rope to form a STARTER ROPE, ENGINE.

What is an Engine Exhaust System Hanger?

An Engine Exhaust System Hanger (HANGER,ENGINE EXHAUST SYSTEM) is a metal or combination metal and rubber device designed to absorb shock and/or suspend, mufflers, tail pipes and the like. May include items such as u-bolt(s), washers, nuts and the like. Excludes STRAP, RETAINING; and BRACKET (as modified).

What is an Automotive Engine Temperature Switch?

An Automotive Engine Temperature Switch (SWITCH,ENGINE TEMPERATURE,AUTOMOTIVE) is a threaded device with electrical contact(s) designed to send a signal to a warning light or to a gauge that indicates engine temperature.

What is an Engine Oil Pump Assembly?

An Engine Oil Pump Assembly (OIL PUMP ASSEMBLY,ENGINE) is a device designed to maintain oil pressure within the moving parts of an internal combustion engine. May contain parts such as shaft, gears, pin, bushing, screen, adjusting screw and the like.

What is a Belt-Chain Tension Adjusting Device?

A Belt-Chain Tension Adjusting Device (ADJUSTING DEVICE,BELT-CHAIN TENSION) is a device designed to facilitate the adjustment of drive belt or roller chain tension on belt or chain driven accessories through a hydraulic or spring actuated mechanism. It consists of an adjusting arm, idler pulley or sprocket wheel and other structural parts.

What is an Engine Exhaust System?

An Engine Exhaust System (EXHAUST SYSTEM,ENGINE) is an assembly specifically designed to exhaust and/or to muffle the sound of gases produced by an engine. The item may include mounting hardware and seals.

What is a Control Cable Assembly?

A Control Cable Assembly (CABLE ASSEMBLY,CONTROL) is an assembly of wire cables fitted to runners, guides, levers and the like to remotely operate controls.

What is an Engine Electronic Regulator-Control?

An Engine Electronic Regulator-Control (REGULATOR-CONTROL,ELECTRONIC,ENGINE) is an item designed for electronically regulating and controlling speed governors and volumetric flow regulators, injection pumps, turbochargers, the switching on and off and other operations as a function of engine speed and volumetric efficiency of the cylinders. Excludes GOVERNOR (1), DIESEL ENGINE and GOVERNOR (1), GASOLINE ENGINE.

What is a Lubricant System Oil Tank?

A Lubricant System Oil Tank (TANK,OIL,LUBRICANT SYSTEM) is a tank designed to hold the oil in a lubrication system. Excludes TANK (1), LUBRICATING OIL, AIRCRAFT.

What is a Power-Speed Control Lever Assembly?

A Power-Speed Control Lever Assembly (LEVER ASSEMBLY,POWER-SPEED CONTROL) is a metallic item which consists of at least two LEVER, REMOTE CONTROL and which can be actuated via a rod linkage, a cable linkage or a similar device. In general, it is mounted at/in speed controlling devices and/or above fuel injection pumps. The item may include mounting parts, bolts, and similar items.

What is a Flywheel Starter Ring?

A Flywheel Starter Ring (RING,STARTER,FLYWHEEL) is a gear, cut externally on a ring-shaped rim and forming the mating gear with which the starter drive pinion engages.

What is an Engine Mounting Plate?

An Engine Mounting Plate (PLATE,MOUNTING,ENGINE) is a metallic item of various shapes designed to facilitate the installation of a reciprocating engine in a sub-frame or chassis frame.

What is an Emission Control Air Valve?

An Emission Control Air Valve (VALVE,AIR,EMISSION CONTROL) is a control valve of various shapes which directs air to or from one or more emission devices under controlled conditions. Do not use if a more specific name applies.

What is an Exhaust Heat Shield?

An Exhaust Heat Shield (HEAT SHIELD,EXHAUST) is a metallic item designed to restrict and/or deflect the heat radiated by an exhaust system. See also GUARD,MUFFLER-EXHAUST PIPE,AIRCRAFT and GUARD,MUFFLER-EXHAUST PIPE,NONAIRCRAFT.

What is a Nonaircraft Muffler-Exhaust Pipe Guard?

A Nonaircraft Muffler-Exhaust Pipe Guard (GUARD,MUFFLER-EXHAUST PIPE,NONAIRCRAFT) is a protective covering, usually perforated and/or meshed, specifically designed to protect a nonaircraft engine muffler and/or exhaust pipe. It prevents physical damage to exposed exhaust system parts and prevents possible injury to personnel while the unit is operating and immediately after operation.

What is an Exhaust Pipe?

An Exhaust Pipe (PIPE,EXHAUST) is a rigid tubular item designed to direct the exhaust gases away from an engine, heater, or the like. For flexible items, see HOSE, METALLIC.

What is an Air Engine Starter?

An Air Engine Starter (STARTER,ENGINE,AIR) is an item consisting of an air motor and integral and associated components primarily designed to crank an internal combustion engine until it starts operating under its own power. It may include facilities for manual or mechanical activation.

Miscellaneous Engine Accessories, Nonaircraft - United Kingdom (UK)

Federal Supply Class (FSC): 2990

NATO Supply Classification Class (NSC): 2990

Federal Supply Group (FSG): 29 Engine Accessories

NATO Supply Classification Group (NSG): 29 Engine Accessories

Items Managed by United Kingdom (UK) - NCB is 99

Page 16 of 36

NSN Format for Miscellaneous Engine Accessories, Nonaircraft
Codified by United Kingdom

29	90	99	XXX
Group FSG	Class	NCB	Identifier
FSC Federal Supply Class		NIIN
NSN

NATO Supply Class 2990 is a classification within NATO Supply Group 29, which is specifically for Engine Accessories.

NATO Supply Class 2990 is further categorized as Miscellaneous Engine Accessories, Nonaircraft. This classification includes a wide range of engine accessories that are not specifically designed for aircraft use.

Some examples of items that fall under NATO Supply Class 2990 include:

1. Engine mounts: These are components that secure the engine to the vehicle or equipment it powers.

2. Engine starters: These are devices used to initiate the engine's operation, typically through the use of an electric motor.

3. Engine cooling systems: This includes radiators, fans, and other components that help regulate the temperature of the engine.

4. Engine fuel systems: This includes fuel pumps, filters, and other components that deliver fuel to the engine.

5. Engine exhaust systems: This includes mufflers, exhaust pipes, and other components that help remove exhaust gases from the engine.

6. Engine lubrication systems: This includes oil pumps, filters, and other components that ensure proper lubrication of the engine's moving parts.

7. Engine ignition systems: This includes spark plugs, ignition coils, and other components that generate the spark needed to ignite the fuel-air mixture in the engine.

These are just a few examples of the types of accessories that fall under NATO Supply Class 2990. The classification is designed to encompass a wide range of nonaircraft engine accessories to facilitate procurement and logistics within NATO member countries.

FSC 2990 Miscellaneous Engine Accessories, Nonaircraft - United Kingdom (UK)

Includes Engine Dynafocal Suspension Mounts; Engine Driven Superchargers (not integrated with engine); Starter Cranks; Engine Starter Ropes; Exhaust Mufflers; Hand Inertia Starters; Air Duct Heaters; Engine Governors; Intake Mufflers; Combustion Type Starters; Miscellaneous Accessories for all Engines except Aircraft and Guided Missile Prime Moving.

Excludes Electrical Starters Non-Aircraft (FSC 2920); Aircraft (FSC 2925).

Note-Unless specifically excluded, engine accessories for all vehicles, such as aircraft, motor vehicles, ships, tractors, and construction vehicles, as well as accessories for stationary engines, are classified in this Group.

Frequently Asked Questions(FAQ) for Federal Supply Class 2990

Supply Items Included in Federal Supply Class 2990

Stock Items From Supply Class 2990 Page 16 of 36