Product Details | ENGINE ACCESSORY GENERATOR

2920-00-640-7869 A generator primarily designed to be mounted on an internal combustion engine, and to be driven by the engine to keep the battery in a charged condition. May also supply current for the engine ignition system and/or electrical equipment which is connected to the battery circuit. Includes alternating current generators designed for use with a rectifier. Excludes the major generator of "GENERATING SETS". For generators specifically designed for aircraft use and not mounted on the engine, see GENERATOR, DIRECT CURRENT.20229200048Engine Electrical System Components, Nonaircraft29250058Engine Electrical System Components, Aircraft Prime Moving

Part Alternates: UDR1117496, 93-1117496, 0076990, 076990, 10A1117496, 1117496, 13217E5943, 166504H1, 4H2501, 53834DS, 2920-00-640-7869, 00-640-7869, 2920006407869, 006407869, 931117496

Engine Accessories | Engine Electrical System Components, Nonaircraft

Supply Group (FSG) NSN Assign. NIIN
29 01 JAN 1963 00-640-7869

Drawings & Photos | NSN 2920-00-640-7869


Cross Reference | NSN 2920-00-640-7869

Part Number Cage Code Manufacturer
0076990 89926 NEW HOLLAND CONSTRUCTION
076990 89926 NEW HOLLAND CONSTRUCTION
10A1117496 23382 FWD SEAGRAVE HOLDINGS, LP DIV FWD SEAGRAVE HOLDINGS, LP
1117496 16764 GENERAL MOTORS CORP DELCO REMY DIV
1117496 1LW55 REMY, INC.
1117496 24617 GENERAL MOTORS CORP
1117496 61928 GENERAL MOTORS CORP AC-DELCO DIV
1117496 72582 MTU AMERICA INC.
13217E5943 97403 CECOM LR CENTER
166504H1 0SAT8 KOMATSU AMERICA CORP.
166504H1 29510 KOMATSU AMERICAN INTL CO
4H2501 11083 CATERPILLAR INC. DBA CATERPILLAR
53834DS 28265 HERCULES ENGINE CO INC
93-1117496 16662 LIFT PARTS MFG CO INC DIV OF ECHLIN MFG CO THE
UDR1117496 61465 GARWOOD/FELLER INC GARWOOD WINCH DIV

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Technical Data | NSN 2920-00-640-7869

Characteristic Specifications
VOLTAGE IN VOLTS 24.0
MAXIMUM OUTPUT CURRENT RATING IN AMPS 40.0
MAXIMUM RATED ARMATURE SPEED IN RPM NOT RATED
GROUNDING METHOD INTERNAL
GROUND POLARITY TYPE NEGATIVE OR POSITIVE
SHAFT ROTATION DIRECTION CLOCKWISE
MOUNTING STYLE 15 BRACKET MTD W/THREE MTG HOLES, TOP HOLE THREADED
DISTANCE BETWEEN SHAFT CENTER AND BOTTOM MOUNTING HOLE CENTER 5.875 INCHES NOMINAL
DISTANCE BETWEEN SHAFT CENTER AND TOP MOUNTING HOLE CENTER 5.880 INCHES NOMINAL
DISTANCE BETWEEN INSIDE SURFACES OF HINGE BRACKET 7.243 INCHES MINIMUM AND 7.257 INCHES MAXIMUM
DISTANCE BETWEEN OUTSIDE SURFACES OF HINGE BRACKET 8.123 INCHES MINIMUM AND 8.137 INCHES MAXIMUM
BOTTOM MOUNTING HOLE DIAMETER 0.453 INCHES NOMINAL
ANGULAR DEVIATION OF FIRST HOLE FROM TOP CENTER IN DEG 180.0
ANGULAR DEVIATION OF SECOND HOLE FROM FIRST HOLE IN DEG 159.0
MOUNTING HOLE THREAD SERIES DESIGNATOR UNC
MOUNTING HOLE THREAD DIAMETER 0.375 INCHES NOMINAL
MOUNTING HOLE THREAD QUANTITY PER INCH 16
MOUNTING HOLE THREAD CLASS 2B
MOUNTING HOLE THREAD DIRECTION RIGHT-HAND
SHAFT DRIVE END STYLE 3 SPLINED SHAFT END, THREADED
THREAD LENGTH 0.781 INCHES NOMINAL
SPLINE MINOR DIAMETER 0.763 INCHES NOMINAL
SPLINE MAJOR DIAMETER 0.874 INCHES NOMINAL
SPLINE WIDTH 0.196 INCHES NOMINAL
SPLINE LENGTH 2.000 INCHES NOMINAL
SPLINE QUANTITY 13
THREAD SERIES UNF
THREAD DIAMETER 0.625 INCHES NOMINAL
THREAD QUANTITY PER INCH 18
THREAD CLASS 2A
THREAD DIRECTION RIGHT-HAND
SUBMERSIBILITY NONSUBMERSIBLE
ENVIRONMENTAL PROTECTION CORROSION RESISTANT AND FUNGUS RESISTANT
FURNISHED ITEMS TERMINAL SHIELD
III FSC APPLICATION DATA ENGINE ELECTRICAL SYSTEM,NONAIRCRAFT

Restrictions/Controls & Freight Information | NSN 2920-00-640-7869

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
NMF Description 062120 GENERATORS/MOTORS/PARTS NOI
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 590 unknown
Originating Activity Code XX
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity V Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 2920-00-640-7869

Category Code Description
Materiel Category and Inventory ManagerJ Ground Forces Support Materiel (DLA/GSA Items)
Appropriation and Budget Activity2 Stock Fund Secondary Items
Management Inventory Segment2 NONREPARABLE ITEMS (Exclusive of Insurance and Provisioning Items). This code will be used to identify items which are not reparable.
Specific Group/Generic Code0 Medical Materiel
Weapons Systems/End Item or Homogeneous Group00DLA/GSA-Managed Items that cannot be identified to a specific Army Weapons Systems/End Item
Accounting Requirements CodeX Expendable item. An item of Army property coded with an ARC of ?X? in the AMDF. Expendable items require no formal accountability after issue from a stock record account. Commercial and fabricated items similar to items coded ?X? in the AMDF are considered expendable items.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDADepartment of the Army
Service OrganizationAU.S. Army
ReparabilityZThis is a nonreparable item. If condemned or economically unserviceable, then dispose at the level authorized replace the item.
Acquisition Advice CodesVTERMINAL ITEM # Identifies items in stock, but future procurement is not authorized. Requisitions may continue to be submitted until stocks are exhausted. Preferred item National Stock Number is normally provided by application of the phrase: When Exhausted Use (NSN). Requisitions will be submitted in accordance with IMM/Service requisitioning procedures as applicable.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each
Category Code Description
Stores Account Code1Marine Corps Stock Fund Account Item.
Combat Essentiality Code5Critical Repair Part to a Combat Essential End Item. Those parts or components whose failure in a combat essential end item will render the end item inoperative or reduce its effectiveness below the minimum acceptable level of efficiency.
Materiel Management CodeBAll CommoditiesDefense Logistics Agency, (DLA,)
Echelon Management Code2ICP/DSSC Marine Corps-managed Recoverability Code D items and Defense Logistics Agency (DLA)/TACOM/GSA) items which the integrated manager has not decontrolled.
Echelon Identification CodeBConsumable Repair Parts
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDMU.S. Marine Corps
Service OrganizationMU.S. Marine Corps
ReparabilityZNonreparable item. When unserviceable, condemn and dispose at the level indicated by the first digit of the maintenance code.
Acquisition Advice CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each
Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each