Product Details | ENGINE ACCESSORY GENERATOR

2920-00-637-2593 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: A0018000AA, A0018050AB, 379994C91, 8000AA, 8050AA, 897898, 2920-00-637-2593, 00-637-2593, 2920006372593, 006372593

Engine Accessories | Engine Electrical System Components, Nonaircraft

Supply Group (FSG) NSN Assign. NIIN
29 26 JAN 1968 00-637-2593

Drawings & Photos | NSN 2920-00-637-2593


Cross Reference | NSN 2920-00-637-2593

Part Number Cage Code Manufacturer
379994C91 92679 NAVISTAR INTL CORP MELROSE PARK ENGINE PLANT LOCATION
8000AA 35510 PRESTOLITE ELECTRIC INC
8050AA 24975 PRESTOLITE ELECTRIC INCORPORATED
8050AA 35510 PRESTOLITE ELECTRIC INC
897898 12603 CLARK EQUIPMENT CO
897898 77237 DANA OFF HIGHWAY PRODUCTS, LLC
A0018000AA 35510 PRESTOLITE ELECTRIC INC
A0018050AB 24975 PRESTOLITE ELECTRIC INCORPORATED

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Technical Data | NSN 2920-00-637-2593

Characteristic Specifications
VOLTAGE IN VOLTS 14.0
MAXIMUM RATED ARMATURE SPEED IN RPM 10000
ARMATURE MINIMUM SPEED IN RPM AT FULL CURRENT OUTPUT 1560
RECTIFIER LOCATION INTEGRAL
GROUND POLARITY TYPE NEGATIVE OR POSITIVE
SHAFT ROTATION DIRECTION CLOCKWISE OR COUNTERCLOCKWISE
MOUNTING HOLE LARGEST DIAMETER 0.453 INCHES NOMINAL
MOUNTING HOLE SMALLEST DIAMETER 0.390 INCHES NOMINAL
ANGULAR DEVIATION OF FIRST HOLE FROM TOP CENTER IN DEG 35.0
ANGULAR DEVIATION OF SECOND HOLE FROM FIRST HOLE IN DEG 145.0
ANGULAR DEVIATION OF THIRD HOLE FROM SECOND HOLE IN DEG 145.0
SHAFT DRIVE END STYLE 1 STRAIGHT SHAFT END, THREADED, W/KEYWAY
THREAD LENGTH 0.781 INCHES NOMINAL
DISTANCE FROM END TO KEYWAY CENTER 1.781 INCHES NOMINAL
THREAD SERIES UNF
THREAD DIAMETER 0.625 INCHES NOMINAL
THREAD QUANTITY PER INCH 18
THREAD DIRECTION RIGHT-HAND
FURNISHED ITEMS COOLING FAN AND WOODRUFF KEY

Restrictions/Controls & Freight Information | NSN 2920-00-637-2593

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 AX Defense Supply Center Columbus
Columbus, OH 43216-5000
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 2920-00-637-2593

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 CodesXSEMIACTIVE ITEM-NO REPLACEMENT (NON-STOCKED ITEMS) A potentially inactive NSN which must be retained in the supply system as an item of supply because (1) stocks of the item are on hand or in use below the wholesale level and (2) the NSN is cited in equipment authorization documents TO & E, TA, TM, etc., or in-use assets are being reported. 1. Items are authorized for central procurement but not authorized for stockage at wholesale level. 2. Requisitions for in-use replacement will be authorized in accordance with individual Military Service directives. 3. Requisitions may be submitted as requirements generate. Repetitive demands may dictate an AAC change to permit wholesale stockage.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each