What is Federal Supply Class 4920?

FSC 4920 is the Federal Supply Class (formally known as NATO Supply Classification Class NSC 4920) in the USA for supply items codified in the category of Aircraft Maintenance and Repair Shop Specialized Equipment.

What is NATO Supply Classification Class 4920?

NSC 4920 is the NATO Supply Classification Class (also known as Federal Supply Class FSC 4920 in the USA) for supply items codified in the category of Aircraft Maintenance and Repair Shop Specialized Equipment.

Which Federal Supply Group is FSC 4920 in?

FSC 4920 is in Federal Supply Group (FSG) 49 which contains Maintenance and Repair Shop Equipment.

Which NATO Supply Classification Group is NSC 4920 in?

NSC 4920is in NATO Supply Classification Group (NSG) 49 which contains Maintenance and Repair Shop Equipment.

What is an Indicator Test Set?

An Indicator Test Set (TEST SET,INDICATOR) is a test set specifically designed for use in making examinations of indicators.

What is a Test Adapter?

A Test Adapter (ADAPTER,TEST) is an adapter which provides facilities for electrically connecting an item to be tested and a piece of test equipment. Do not use for interconnecting cables. Includes plug-in electronic component socket adapters which provide terminations for dynamic testing while an electronic component is inserted. See also COUPLER, TEST SET.

What is an Aircraft Engine Maintenance Stand?

An Aircraft Engine Maintenance Stand (STAND,MAINTENANCE,AIRCRAFT ENGINE) is a structure designed for overhauling, assembling, disassembling and repairing aircraft engines. See also STAND, AIRCRAFT ENGINE; TEST STAND, AIRCRAFT ENGINE and STAND, MAINTENANCE, RAIL TYPE.

What is a Hydraulic System Components Test Stand?

A Hydraulic System Components Test Stand (TEST STAND,HYDRAULIC SYSTEM COMPONENTS) is a cabinetlike item usually with a front work area and consisting of the necessary instrumentation, integral hydraulic system and component mounting facilities. Designed to provide the hydraulic pressure for testing and/or calibrating hydraulic system components, such as valves, actuating cylinders, pressure regulators, accumulators, hose lines, hand and/or engine driven pumps and the like. May include facilities for filling and checking hydraulic systems for leakage and performance. See also PUMPING UNIT, HYDRAULIC.

What is a Pitot And Static Systems Tester?

A Pitot And Static Systems Tester (TESTER,PITOT AND STATIC SYSTEMS) is a device designed to check the pitot and static systems of aircraft, guided missiles, rockets or the like for leaks. It may also be used to calibrate air speed indicators, altimeters, rate of climb indicators and machmeters.

What is an Aircraft Maintenance Fixture?

An Aircraft Maintenance Fixture (FIXTURE,AIRCRAFT MAINTENANCE) is a fixture designed to hold/position aircraft components to facilitate inspection, repair, testing and/or replacement of components. D0 not use if a more specific name applies. See FIXTURE (1) (as modified).

What is a Test Adapter Kit?

A Test Adapter Kit (ADAPTER KIT,TEST) is an adapter kit containing items such as adapters, cables, power supply, switching units, and auxiliary test means. Cases and special tools may be included. It is used to adapt items to the standard interface of a piece of test equipment.

What is a Test Program Set?

A Test Program Set is a collection of items consisting of electrical/electronic and other specialized equipment used for inspection, fault isolation, maintenance and/or repair and any other evaluations of the components and/or equipment. May include cables, fixtures, interface test adapter, software and operational instructions.

What is an Aircraft Maintenance Kit?

An Aircraft Maintenance Kit (MAINTENANCE KIT,AIRCRAFT) is a maintenance kit for components of airplanes, helicopters, and the like.

What is a Maintenance Aircraft Repair Kit?

A Maintenance Aircraft Repair Kit (REPAIR KIT,AIRCRAFT,MAINTENANCE) is a group of tools and parts used for equipment maintenance or repair. May provide replacement parts to facilitate such functions as inspection, test and repair, for the specific purpose of restoring and/or improving operational status of a component or equipment.

What is an Aircraft Maintenance Rigging Kit?

An Aircraft Maintenance Rigging Kit (RIGGING KIT,AIRCRAFT MAINTENANCE) is a collection of items such as pins, brackets, support cables, measuring devices, and the like used to secure components in place while maintenance, inspection, removal and/or installation is being performed on adjoining components. Not normally used in servicing functions. May include carring/storage case. Excludes MAINTENANCE KIT (1), AIRCRAFT.

What is an Interface Device Adapter Assembly?

An Interface Device Adapter Assembly (ADAPTER ASSEMBLY,INTERFACE DEVICE) is a device designed to facilitate connection, provide accommodation, enable application, to permit use of a given item with an unlike item.

What is an Electrical Interface Device Cable Assembly?

An Electrical Interface Device Cable Assembly (CABLE ASSEMBLY,INTERFACE DEVICE,ELECTRICAL) is a specifically designed item, with or without branches, having one or more ends processed or terminated in fittings for use between Units Under Test and interface devices.

Aircraft Maintenance and Repair Shop Specialized Equipment - Canada (CA)

Federal Supply Class (FSC): 4920

NATO Supply Classification Class (NSC): 4920

Federal Supply Group (FSG): 49 Maintenance and Repair Shop Equipment

NATO Supply Classification Group (NSG): 49 Maintenance and Repair Shop Equipment

Items Managed by Canada (CA) - NCB is 20 or 21

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NSN Format for Aircraft Maintenance and Repair Shop Specialized Equipment
Codified by Canada

49	20	21	XXX
Group FSG	Class	NCB	Identifier
FSC Federal Supply Class		NIIN
NSN

NATO Supply Class 4920 is a classification within NATO Supply Group 49, which is dedicated to Maintenance And Repair Shop Equipment. Specifically, Class 4920 focuses on Aircraft Maintenance And Repair Shop Specialized Equipment.

This class includes specialized equipment that is used in aircraft maintenance and repair shops. It encompasses a wide range of tools and machinery that are specifically designed for the maintenance and repair of aircraft.

Some examples of equipment that fall under NATO Supply Class 4920 include:

1. Aircraft engine stands: These are used to securely hold aircraft engines during maintenance and repair work.

2. Aircraft jacks: These are hydraulic or mechanical devices used to lift and support aircraft during maintenance procedures.

3. Aircraft tire changers: These are specialized machines used to remove and replace tires on aircraft.

4. Aircraft component test sets: These are electronic testing devices used to diagnose and troubleshoot various components of an aircraft.

5. Aircraft fuel system maintenance equipment: This includes equipment used for cleaning, testing, and repairing aircraft fuel systems.

6. Aircraft hydraulic system maintenance equipment: This includes tools and machinery used for maintaining and repairing hydraulic systems in aircraft.

7. Aircraft electrical system maintenance equipment: This includes equipment used for testing, repairing, and maintaining electrical systems in aircraft.

These are just a few examples of the specialized equipment that falls under NATO Supply Class 4920. The class is designed to ensure that aircraft maintenance and repair shops have access to the necessary tools and machinery to effectively and safely carry out their work.

FSC 4920 Aircraft Maintenance and Repair Shop Specialized Equipment - Canada (CA)

Includes Maintenance stands designed for support of aircraft assemblies during repair or overhaul; Test Stands and Test Equipment specially designed for maintenance and repair of aircraft components such as: engines, generators, hydraulic systems, armament, automatic pilot, fire control, flight control, and navigational systems.

Excludes Hand Tools; Airfield Maintenance Platforms; 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.

Note-Specialized equipment which is designed for automotive maintenance and repair, and which is also used for the maintenance and repair of nonautomotive vehicles or equipment, will be classified in Class 4910. Jigs, fixtures, and templates used in conjunction with maintenance and repair shop specialized equipment are classified in this group. However, jigs, fixtures, and templates used in conjunction with metalworking machinery are classified in Group 34. Infrared assemblies, subassemblies, and components specifically designed as test and maintenance specialized equipment are classified in the appropriate classes of this group. Excluded from this group is infrared equipment designed for testing communications and night vision equipment.

Frequently Asked Questions(FAQ) for Federal Supply Class 4920

Supply Items Included in Federal Supply Class 4920

Stock Items From Supply Class 4920 Page 5 of 16