Engine Instruments

Federal Supply Class (FSC): 6620

NATO Supply Classification Class (NSC): 6620

Group Description: Instruments and Laboratory Equipment

Federal Supply Group (FSG): 66

NATO Supply Classification Group (NSG): 66

Page 9 of 58

NSN Format for Engine Instruments

6620XXXXXXXXX
Group
FSG
ClassNCBIdentifier
FSC
Federal Supply Class
NIIN
NSN
FSC 6620 Engine Instruments
FSC 6620 Engine Instruments

Includes All Engine Instruments, including Aircraft, Marine, and Vehicular; Fuel Pressure Gages; Manifold Pressure Gages; Oil Pressure Gages; Fuel Mixture Indicators; Engine Oil and Fuel Warning Devices.

Note-Infrared assemblies (including sub-assemblies and components) designed specifically for use as or with instruments and laboratory equipment are included in the classes of this group. Also included are computers (including computer assemblies, computer systems and components) designed specifically for use with instruments and laboratory equipment.

Additional Information for Engine Instruments Additional Information for Engine Instruments

NATO Supply Class 6620 is a classification within NATO Supply Group 66, which is dedicated to Instruments and Laboratory Equipment. Specifically, Class 6620 focuses on Engine Instruments.

Engine Instruments are devices used to monitor and measure various parameters and performance indicators of engines. These instruments play a crucial role in ensuring the efficient and safe operation of engines in various applications, including automotive, aerospace, marine, and industrial sectors.

Some examples of Engine Instruments that fall under NATO Supply Class 6620 include:

1. Tachometers: These instruments measure the rotational speed (RPM) of an engine's crankshaft. They provide valuable information about the engine's performance and help in monitoring and controlling its speed.

2. Pressure Gauges: These instruments measure the pressure of fluids, such as oil, fuel, or coolant, within an engine. They help in monitoring the engine's oil pressure, fuel pressure, and coolant pressure, ensuring proper lubrication and cooling.

3. Temperature Gauges: These instruments measure the temperature of engine components, such as coolant temperature, oil temperature, or exhaust gas temperature. They help in monitoring the engine's operating temperature and prevent overheating or other temperature-related issues.

4. Fuel Flow Meters: These instruments measure the rate of fuel consumption in an engine. They provide valuable information about fuel efficiency and help in optimizing fuel consumption.

5. Oil Pressure Switches: These instruments monitor the oil pressure within an engine and provide an electrical signal if the pressure falls below a certain threshold. This helps in detecting oil pressure issues and preventing engine damage.

6. Engine Hour Meters: These instruments measure the total running time of an engine. They are used for maintenance purposes, as they help in scheduling regular maintenance and tracking the engine's usage.

These are just a few examples of Engine Instruments covered under NATO Supply Class 6620. The class encompasses a wide range of instruments used for monitoring and controlling various aspects of engine performance.

NSN by Country NSN by Country

Frequently Asked Questions(FAQ) for Federal Supply Class 6620 Frequently Asked Questions(FAQ) for Federal Supply Class 6620

What is Federal Supply Class 6620?
FSC 6620 is the Federal Supply Class(formally known as NATO Supply Classification Class NSC 6620) in the USA for supply items codified in the category of Engine Instruments.
What is NATO Supply Classification Class 6620?
NSC 6620 is the NATO Supply Classification Class (also known as Federal Supply Class FSC 6620 in the USA) for supply items codified in the category of Engine Instruments.
Which Federal Supply Group is FSC 6620 in?
FSC 6620 is in Federal Supply Group(FSG) 66 which contains .
Which NATO Supply Classification Group is NSC 6620 in?
NSC 6620 is in NATO Supply Classification Group(NSG) 66 which contains .

Supply Items Included in Federal Supply Class 6620 Supply Items Included in Federal Supply Class 6620

What is a Generator Stator? 49 Items
A Generator Stator (STATOR,GENERATOR) is excludes STATOR, ENGINE GENERATOR.
What is a Signal Data Converter? 144 Items
A Signal Data Converter (CONVERTER,SIGNAL DATA) is an electronic device which converts a data modulated signal of one form to a data modulated signal of another form.
What is a Pressure Transmitter? 1952 Items
A Pressure Transmitter (TRANSMITTER,PRESSURE) is an instrument that senses, measures and converts pressure of a gas or fluid into electrical signals to be displayed in Pounds per Square Inch (PSI) or the equivalent. The item contains an input pressure port, electrical output connection and may include an output pressure port. See also TRANSDUCER, MOTIONAL PICKUP for items with a linear motional input and electrical output to be displayed in other than PSI or the equivalent.
What is a Pressure Indicator? 1131 Items
A Pressure Indicator (INDICATOR,PRESSURE) is an indicator which indicates the pressure of a gas or liquid in a given system.
What is an Engine Gage Unit? 251 Items
An Engine Gage Unit (GAGE UNIT,ENGINE) is a gage unit specifically designed to measure and/or indicate engine operating characteristics.
What is an Aircraft Engines Synchroscope? 16 Items
An Aircraft Engines Synchroscope (SYNCHROSCOPE,AIRCRAFT ENGINES) is an instrument which indicates the synchronization of an aircraft's engines.
What is a Dial Indicating Absolute Pressure Gage? 44 Items
A Dial Indicating Absolute Pressure Gage (GAGE,ABSOLUTE PRESSURE,DIAL INDICATING) is an instrument designed to measure pressure, and indicate in terms of pressure above vacuum (zero pressure) by means of an internal pressure sensitive element (bellows, bourdon tube, transducer/transmitter and the like) without the necessity of correction or adjustment for barometric or atmospheric pressure. For items that do not have an internal pressure sensitive element see INDICATOR, PRESSURE.
What is a Dial Indicating Pressure Gage? 2153 Items
A Dial Indicating Pressure Gage (GAGE,PRESSURE,DIAL INDICATING) is an instrument designed to measure air, gas, fluid, and vapor pressure by means of an internal pressure sensitive element (bellows, bourdon tube, transducer/transmitter and the like) which transmits energy, by direct linkage, to the indicating pointer of a scale or a digital display, calibrated in units of pressure.It may include a temperature equivalent scale.For items that do not have an internal pressure sensitive element see INDICATOR, PRESSURE.
What is an Electrical Tachometer Indicator? 1003 Items
An Electrical Tachometer Indicator (INDICATOR,ELECTRICAL TACHOMETER) is an instrument which displays, in units of revolutions per minute, the transmitted rotational speed of a shaft for a specified elapsed time.
Transmitter,Position 114 Items
What is a Rate Of Flow Indicator? 256 Items
A Rate Of Flow Indicator (INDICATOR,RATE OF FLOW) is an indicator which indicates the rate of flow of a fluid.
What is a Rate Of Flow And Consumption Indicator? 43 Items
A Rate Of Flow And Consumption Indicator (INDICATOR,RATE OF FLOW AND CONSUMPTION) is an indicator which indicates the rate of flow and consumption of a fluid.
What is a Position Indicator? 96 Items
A Position Indicator (INDICATOR,POSITION) is an instrument that displays the relative position of a remote movable structure.
What is a Torquemeter Indicator? 277 Items
A Torquemeter Indicator (INDICATOR,TORQUEMETER) is an electrically operated instrument that indicates the torque output of an engine. It functions similarly to an ammeter, but is calibrated in terms of horsepower based on revolutions per minute.
Transmitter,Rate Of Flow 174 Items
Transmitter,Rate Of Flow And Consumption 21 Items
What is a Rate Of Flow Indicator-Transmitter? 16 Items
A Rate Of Flow Indicator-Transmitter (INDICATOR-TRANSMITTER,RATE OF FLOW) is an indicator-transmitter which transmits and remotely indicates the rate of flow of a fluid in a confined space such as a duct. It includes the components INDICATOR, RATE OF FLOW properly wired to a TRANSMITTER, RATE OF FLOW, which is actuated by a differential pressure measuring device.
Case,Dial Indicating Pressure Gage 15 Items
Housing,Gage 34 Items
Housing,Indicator 178 Items
What is an Engine Pressure Ratio Indicator? 50 Items
An Engine Pressure Ratio Indicator (INDICATOR,RATIO,ENGINE PRESSURE) is an instrument designed to reflect one of the testing parameters for conducting engine performance and functional testing in an operating engine system. Its dial is graduated in units of pressure ratio, and is used to indicate the percent of differential pressure ratio of exhaust gas pressure to intake (engine inlet) pressure for gas turbine or jet propulsion engines.
What is an Engine Testing Thrust Indicator? 31 Items
An Engine Testing Thrust Indicator (INDICATOR,THRUST,ENGINE TESTING) is an engine testing instrument designed to reflect the forwardly directed reaction force produced by a high-speed jet of fluid discharged rearwards from a nozzle orifice (as in a jet plane or rocket). It designates in units of thrust, the thrust output of gas turbine or jet propulsion engines. This instrument is normally used on a stationary, mobile, or portable gas turbine engine test system.
What is an Engine Computer? 118 Items
An Engine Computer (COMPUTER,ENGINE) is a computer that receives, monitors, and stores data of the engine's operation. It also includes analysis of fault data and interfaces with other aircraft indicators and systems.
What is a Fan Turbine Inlet Temperature Indicator? 38 Items
A Fan Turbine Inlet Temperature Indicator (INDICATOR,TEMPERATURE,FAN TURBINE INLET) is an indicator which displays fan turbine inlet temperature of a jet engine.
What is an Engine Parameters Multiple Indicator? 100 Items
An Engine Parameters Multiple Indicator (INDICATOR,MULTIPLE,ENGINE PARAMETERS) is an item which presents a number of engine operation parameters such as oil pressure, oil quantity, fan or engine speed in revolutions per minute, engine temperture, fuel flow, and the like. This item may simultaneously display information for multiple engines. For indicators or displays/control that are able to present navigational, flight data, autopilot data and engine parameter information see CONTROL- DISPLAY UNIT. For indicators that display speed, attitudes, altitude see DISPLAY UNIT, FLIGHT INFORMATION.
What is an Engine Diagnostic Unit? 38 Items
An Engine Diagnostic Unit (DIAGNOSTIC UNIT,ENGINE) is an item that acquires measurement data from the engine controls and sensors, records engine's operating times and cyles, detects critical engine data and stores selected event parameters. It may also serve as an engine interconnecting box which distributes various electrical signals between engine components, accessories, and the frame.
What is an Electrical Tachometer Indicator Subassembly? 16 Items
An Electrical Tachometer Indicator Subassembly (INDICATOR SUBASSEMBLY,ELECTRICAL TACHOMETER) is two or more different types of items having a common mounting or mounted on each other which together form a portion of an INDICATOR, ELECTRICAL TACHOMETER, but which in itself is not a complete functioning item and cannot be assigned a more definite item name.
What is a Rate Of Flow Transmitter Subassembly? 12 Items
A Rate Of Flow Transmitter Subassembly (TRANSMITTER SUBASSEMBLY,RATE OF FLOW) is two or more different types of items having a common mounting or mounted on each other which together form a portion of a TRANSMITTER, RATE OF FLOW, but which in itself is not a complete functioning item and cannot be assigned a more definite item name.

Stock Items From Supply Class 6620 Stock Items From Supply Class 6620 Page 9of 58

008132051
F11714
RNCC: 3 | RNVC: 2
F11714
RNCC: 5 | RNVC: 9
008132022
D12549
RNCC: 3 | RNVC: 2
D12549
RNCC: 5 | RNVC: 9
008130410
217-03251
RNCC: 3 | RNVC: 2
50-384155
RNCC: 7 | RNVC: 2
008095156
4189-10515
RNCC: 3 | RNVC: 2
4189-10515
RNCC: 5 | RNVC: 9
008094481
4189-10037
RNCC: 3 | RNVC: 2
4189-10037
RNCC: 5 | RNVC: 9
008093552
41303C2B2A3
RNCC: 3 | RNVC: 2
41303C2B2A3
RNCC: 5 | RNVC: 9
008069281
436262
RNCC: 3 | RNVC: 2
008067936
9807-16
RNCC: 3 | RNVC: 9
MIL-I-25859
RNCC: 4 | RNVC: 1
AEU-2/A
RNCC: 5 | RNVC: 1
008036415
13997AS
RNCC: 3 | RNVC: 2
13997AS
RNCC: 5 | RNVC: 9
008031146
NM88692
RNCC: 3 | RNVC: 2
007995219
591274-1
RNCC: 3 | RNVC: 2
591274-1
RNCC: 5 | RNVC: 2
007921723
134SCAV112-1
RNCC: 3 | RNVC: 2
JG132B4
RNCC: 5 | RNVC: 9
007898684
600-250-0062
RNCC: 3 | RNVC: 2
600-250-0062
RNCC: 5 | RNVC: 9
007889189
375262
RNCC: 3 | RNVC: 2
375262
RNCC: 5 | RNVC: 2
375262
RNCC: 5 | RNVC: 9
007866955
4149803G21
RNCC: 3 | RNVC: 2
4149803G21
RNCC: 5 | RNVC: 2
007836015
354-001-002
RNCC: 3 | RNVC: 2
354-001-002
RNCC: 5 | RNVC: 9
007836009
354-001-001
RNCC: 3 | RNVC: 2
354-001-001
RNCC: 5 | RNVC: 9
007820203
550-1002-03
RNCC: 3 | RNVC: 2
007820150
179-1050-01
RNCC: 3 | RNVC: 2
007816601
50-389123
RNCC: 1 | RNVC: 2
418-03054
RNCC: 3 | RNVC: 2
418-03051
RNCC: 5 | RNVC: 9
007806213
C825-0085
RNCC: 3 | RNVC: 9
007784084
8031200383-1
RNCC: 3 | RNVC: 2
007777440
8060000258
RNCC: 3 | RNVC: 2
007772314
B34105-3
RNCC: 3 | RNVC: 2
007674434
757014-13
RNCC: 3 | RNVC: 2
007674429
757012-13
RNCC: 3 | RNVC: 2
007673690
47232-3
RNCC: 3 | RNVC: 2
47232-3
RNCC: 5 | RNVC: 2
007631134
L1400H780
RNCC: 3 | RNVC: 2
007631135
S160X16H736
RNCC: 3 | RNVC: 2
S60X16H736
RNCC: 3 | RNVC: 2
007609625
1488432-1
RNCC: 3 | RNVC: 2
007606484
309F
RNCC: 3 | RNVC: 2
82302806
RNCC: 5 | RNVC: 2
007598288
114ES281-1
RNCC: 1 | RNVC: 2
42200C1A1B3
RNCC: 3 | RNVC: 2
42200C1A1B3
RNCC: 5 | RNVC: 9
007591131
8M5869
RNCC: 3 | RNVC: 2