Product Details | ENGINE STARTER-GENERATOR

2920-00-981-4936 A rotating machine which is an accessory to and directly cranks a nonaircraft engine and subsequently generates direct current. The generator and starter action is not simultaneous. See also STARTER,ENGINE,ELECTRICAL and GENERATOR,ENGINE ACCESSORY. Excludes STARTER-GENERATOR,ENGINE,AIR TURBINE DRIVEN.

Part Alternates: 10919292, 2920-00-981-4936, 00-981-4936, 2920009814936, 009814936

Engine Accessories | Engine Electrical System Components, Nonaircraft

Supply Group (FSG) NSN Assign. NIIN
29 01 JAN 1962 00-981-4936

Cross Reference | NSN 2920-00-981-4936

Part Number Cage Code Manufacturer
10919292 19207 U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM

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Technical Data | NSN 2920-00-981-4936

Characteristic Specifications
MOUNTING HOLE THREAD DIAMETER 0.438 INCHES NOMINAL
DISTANCE BETWEEN SHAFT CENTER AND TOP MOUNTING HOLE CENTER 4.745 INCHES MINIMUM AND 4.755 INCHES MAXIMUM
KEYWAY LENGTH 1.250 INCHES NOMINAL
LARGEST DIAMETER 0.9990 INCHES MINIMUM AND 0.9995 INCHES MAXIMUM
UNTHREADED PORTION LENGTH 1.860 INCHES NOMINAL
SHAFT ROTATION DIRECTION COUNTERCLOCKWISE
ENVIRONMENTAL PROTECTION CORROSION RESISTANT AND FUNGUS RESISTANT
ANGULAR DEVIATION OF SECOND HOLE FROM FIRST HOLE IN DEG 120.0
VOLTAGE IN VOLTS 30.0
DISTANCE FROM END TO KEYWAY CENTER 0.625 INCHES NOMINAL
MOUNTING HOLE THREAD QUANTITY PER INCH 20
UNABLE TO DECODE UNABLE TO DECODE
UNABLE TO DECODE UNABLE TO DECODE
BOTTOM MOUNTING HOLE DIAMETER 0.448 INCHES MINIMUM AND 0.458 INCHES MAXIMUM
ANGULAR DEVIATION OF FIRST HOLE FROM TOP CENTER IN DEG 240.0
UNABLE TO DECODE UNABLE TO DECODE AND UNABLE TO DECODE
MOUNTING HOLE THREAD DIRECTION RIGHT-HAND
DISTANCE BETWEEN INSIDE SURFACES OF HINGE BRACKET 6.940 INCHES NOMINAL
MOUNTING HOLE THREAD SERIES DESIGNATOR UNF
MAXIMUM OUTPUT CURRENT RATING IN AMPS 300.0
MOUNTING HOLE THREAD CLASS 2B
DISTANCE BETWEEN SHAFT CENTER AND BOTTOM MOUNTING HOLE CENTER 4.745 INCHES MINIMUM AND 4.755 INCHES MAXIMUM
MAXIMUM OPERATING ALTITUDE RATING NOT RATED
SUBMERSIBILITY NONSUBMERSIBLE
DISTANCE BETWEEN OUTSIDE SURFACES OF HINGE BRACKET 8.840 INCHES NOMINAL
INPUT CURRENT RATING 500.0 AMPERES MAXIMUM
KEYWAY WIDTH 0.249 INCHES MINIMUM AND 0.250 INCHES MAXIMUM

Restrictions/Controls & Freight Information | NSN 2920-00-981-4936

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
Electro-static Discharge Susceptible:DBoth ESD and EMI sensitivity
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:NThe item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input).
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
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 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 2920-00-981-4936

Category Code Description
Materiel Category and Inventory ManagerG Communications and Electronics Equipment, Electronics 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 CodeV Power Generating Systems
Weapons Systems/End Item or Homogeneous GroupVSGen.sets: 28vdc, 5 to 10 kw
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 SupplyB16US Army Communications-Electronics
Command and Fort Monmouth
Fort Monmouth, NJ 07703-5016
AgencyDADepartment of the Army
Service OrganizationAU.S. Army
ReparabilityFIf condemned or uneconomically repairable, then dispose at Direct Support (DS) level.
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
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 Code2Support Vehicles and Equipment17, 23 except 2350, 25, 26, 28, 29, 4210, 4910, 6545
Echelon Management Code6ICP/DSSCs Weapon system-oriented consumable items assigned to another Service/Agency for integrated materiel management which are managed by the ICP on a complex basis and which have not been decontrolled by the Integrated Materiel Manager.
Echelon Identification CodeT
Source of SupplyB16US Army Communications-Electronics
Command and Fort Monmouth
Fort Monmouth, NJ 07703-5016
AgencyDMU.S. Marine Corps
Service OrganizationMU.S. Marine Corps
ReparabilityFReparable item. When uneconomically reparable, condemn and dispose at the third echelon level.
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