Product Details | ENGINE ACCESSORY GENERATOR

2920-00-134-4652 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: 11664476, 2920-00-134-4652, 00-134-4652, 2920001344652, 001344652

Engine Accessories | Engine Electrical System Components, Nonaircraft

Supply Group (FSG) NSN Assign. NIIN
29 03 JUL 1969 00-134-4652

Drawings & Photos | NSN 2920-00-134-4652


Cross Reference | NSN 2920-00-134-4652

Part Number Cage Code Manufacturer
11664476 19207 U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM

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Technical Data | NSN 2920-00-134-4652

Characteristic Specifications
VOLTAGE IN VOLTS 28.0
MAXIMUM OUTPUT CURRENT RATING IN AMPS 60.0
MAXIMUM RATED ARMATURE SPEED IN RPM 10000
ARMATURE MINIMUM SPEED IN RPM AT FULL CURRENT OUTPUT 2500
MINIMUM CURRENT CUT-IN SPEED IN RPM 600
RECTIFIER LOCATION INTEGRAL
GROUNDING METHOD EXTERNAL
GROUND POLARITY TYPE NEGATIVE
SHAFT ROTATION DIRECTION CLOCKWISE OR COUNTERCLOCKWISE
MOUNTING STYLE 15 BRACKET MTD W/THREE MTG HOLES, TOP HOLE THREADED
DISTANCE BETWEEN SHAFT CENTER AND BOTTOM MOUNTING HOLE CENTER 4.182 INCHES MINIMUM AND 4.192 INCHES MAXIMUM
DISTANCE BETWEEN SHAFT CENTER AND TOP MOUNTING HOLE CENTER 4.182 INCHES MINIMUM AND 4.192 INCHES MAXIMUM
DISTANCE BETWEEN INSIDE SURFACES OF HINGE BRACKET 7.243 INCHES MINIMUM AND 7.256 INCHES MAXIMUM
DISTANCE BETWEEN OUTSIDE SURFACES OF HINGE BRACKET 8.123 INCHES MINIMUM AND 8.136 INCHES MAXIMUM
BOTTOM MOUNTING HOLE DIAMETER 0.448 INCHES MINIMUM AND 0.458 INCHES MAXIMUM
ANGULAR DEVIATION OF FIRST HOLE FROM TOP CENTER IN DEG 160.0
ANGULAR DEVIATION OF SECOND HOLE FROM FIRST HOLE IN DEG 200.0
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 1 STRAIGHT SHAFT END, THREADED, W/KEYWAY
THREAD LENGTH 0.113 INCHES NOMINAL
SECOND STEP DIAMETER 0.668 INCHES MINIMUM AND 0.669 INCHES MAXIMUM
KEYWAY WIDTH 0.126 INCHES MINIMUM AND 0.128 INCHES MAXIMUM
UNTHREADED PORTION LENGTH 1.310 INCHES NOMINAL
KEYWAY LENGTH 1.305 INCHES MINIMUM AND 1.325 INCHES MAXIMUM
DISTANCE FROM END TO KEYWAY CENTER 1.349 INCHES NOMINAL
THREAD SERIES UNF
THREAD DIAMETER 0.625 INCHES NOMINAL
THREAD QUANTITY PER INCH 18
THREAD CLASS 2A
THREAD DIRECTION RIGHT-HAND
SUBMERSIBILITY SUBMERSIBLE
MAXIMUM OPERATING ALTITUDE RATING NOT RATED

Restrictions/Controls & Freight Information | NSN 2920-00-134-4652

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 Q 70
Less than truck load rating W Rating Variable
Water commodity Code 590 unknown
Originating Activity Code AZ U.S. Army Tank-Automotive and Armaments
Command
Warren, MI 48397-5000
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity H Signal Corps supplies and equipment, including radio equipment and supplies, communications equipment and supplies, electrical equipment and supplies, etc.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT FF
Type of Cargo Z No special type of cargo code applicable

Management | NSN 2920-00-134-4652

Category Code Description
Materiel Category and Inventory ManagerK Tactical and Support Vehicles, Combat and Automotive Materiel
Appropriation and Budget Activity2 Stock Fund Secondary Items
Management Inventory Segment1 REPARABLE ITEMS (Exclusive of Insurance and Provisioning Items.) This code will be used to identify serviceable or unserviceable items of a durable nature which when unserviceable normally can be repaired economically by depots or lower echelons of maintenance.
Specific Group/Generic CodeN Tactical Vehicles
Weapons Systems/End Item or Homogeneous GroupNTM939 Family of Vehicles (Includes M939A1 and M939A2)
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 SupplyAKZUS Army Tank-Automotive and Armaments Command
Warren, MI 48397-5000
AgencyDADepartment of the Army
Service OrganizationAU.S. Army
ReparabilityHIf condemned or uneconomically repairable, then dispose at Intermediate level.
Acquisition Advice CodesYTERMINAL ITEM #(NON-STOCKED ITEMS) Future procurement is not authorized. No wholesale stock is available for issue. 1. Requisitions will not be processed to the wholesale manager. 2. Internal Service/agency requisitioning may be continued in accordance with the Service/agency requisitioning policies.
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 CodeAAutomotive MaterielArmy Tank-Automotive Command (TACOM)
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.
Source of SupplyAKZUS Army Tank-Automotive and Armaments Command
Warren, MI 48397-5000
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 CodesDDoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each