Product Details | ENGINE ACCESSORY GENERATOR

2920-00-457-8654 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: A0012086AA, 2086A, 2086AA, 210090H1, 2303J, 2920-00-457-8654, 00-457-8654, 2920004578654, 0624D0304, 004578654

Engine Accessories | Engine Electrical System Components, Nonaircraft

Supply Group (FSG) NSN Assign. NIIN
29 30 APR 1969 00-457-8654

Drawings & Photos | NSN 2920-00-457-8654


Cross Reference | NSN 2920-00-457-8654

Part Number Cage Code Manufacturer
0624D0304 55207 ARROW-MASTER, INCORPORATED
2086A 35510 PRESTOLITE ELECTRIC INC
2086AA 35510 PRESTOLITE ELECTRIC INC
210090H1 92679 NAVISTAR INTL CORP MELROSE PARK ENGINE PLANT LOCATION
2303J 24975 PRESTOLITE ELECTRIC INCORPORATED
2303J 35510 PRESTOLITE ELECTRIC INC
A0012086AA 24975 PRESTOLITE ELECTRIC INCORPORATED
A0012086AA 35510 PRESTOLITE ELECTRIC INC

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Technical Data | NSN 2920-00-457-8654

Characteristic Specifications
VOLTAGE IN VOLTS 28.0
RECTIFIER LOCATION INTEGRAL
GROUNDING METHOD INTERNAL
GROUND POLARITY TYPE NEGATIVE OR POSITIVE
SHAFT ROTATION DIRECTION CLOCKWISE OR COUNTERCLOCKWISE
MOUNTING STYLE 9 FLANGE MTD W/THREE MTG HOLES
PILOT DIAMETER 3.125 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG WIDTH 4.812 INCHES NOMINAL
PILOT HEIGHT 0.125 INCHES NOMINAL
DISTANCE BETWEEN SHAFT CENTER AND BOTTOM MOUNTING HOLE CENTER 4.375 INCHES NOMINAL
TOP MOUNTING HOLE DIAMETER 0.375 INCHES NOMINAL
BOTTOM MOUNTING HOLE DIAMETER 0.375 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN TOP MOUNTING SLOT AND BOTTOM MOUNTING HOLE 8.000 INCHES NOMINAL
SHAFT DRIVE END STYLE 1 STRAIGHT SHAFT END, THREADED, W/KEYWAY
THREAD LENGTH 0.500 INCHES NOMINAL
SECOND STEP DIAMETER 1.062 INCHES NOMINAL
KEYWAY WIDTH 0.156 INCHES NOMINAL
UNTHREADED PORTION LENGTH 1.062 INCHES NOMINAL
KEYWAY LENGTH 0.562 INCHES NOMINAL
DISTANCE FROM END TO KEYWAY CENTER 1.125 INCHES NOMINAL
THREAD SERIES UNF
THREAD DIAMETER 0.500 INCHES NOMINAL
THREAD QUANTITY PER INCH 20
THREAD CLASS 2A
THREAD DIRECTION RIGHT-HAND
SUBMERSIBILITY NONSUBMERSIBLE
FURNISHED ITEMS LEAD ASSEMBLY AND BUSHING PACKAGE AND COOLING FAN AND NUT AND SCREW

Restrictions/Controls & Freight Information | NSN 2920-00-457-8654

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 593 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 2920-00-457-8654

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