Product Details | ENGINE ACCESSORY GENERATOR

2920-00-903-9534 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: SAW9039534, SAW-9039534, 10950808, 2920-00-903-9534, 00-903-9534, 2920009039534, 009039534

Engine Accessories | Engine Electrical System Components, Nonaircraft

Supply Group (FSG) NSN Assign. NIIN
29 01 JAN 1960 00-903-9534

Drawings & Photos | NSN 2920-00-903-9534


Demand History | NSN 2920-00-903-9534

Part Number Request Date QTY Origin
2920-00-903-9534 2020-01-27 100 US
2920-00-903-9534 2017-05-150 1 DIBBS
2920-00-903-9534 2017-05-141 1000 US
2920-00-903-9534 2017-02-32 1 DIBBS
2920-00-903-9534 2016-06-180 5 DIBBS
2920-00-903-9534 2016-03-85 6 DIBBS
2920-00-903-9534 2016-03-84 1 DIBBS
2920-00-903-9534 2016-03-74 6 DIBBS
2920-00-903-9534 2015-11-315 1 US
10950808 2011-03-74 1 US

Cross Reference | NSN 2920-00-903-9534

Part Number Cage Code Manufacturer
10950808 19207 U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM
2920009039534 SCY13 E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES
SAW-9039534 1Y875 SOUTHERN AUTOMOTIVE WHOLESALERS, INC.

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Technical Data | NSN 2920-00-903-9534

Characteristic Specifications
VOLTAGE IN VOLTS 28.0
MAXIMUM OUTPUT CURRENT RATING IN AMPS 25.0
MAXIMUM RATED ARMATURE SPEED IN RPM 8000
ARMATURE MINIMUM SPEED IN RPM AT FULL CURRENT OUTPUT 2000
MINIMUM CURRENT CUT-IN SPEED IN RPM 1500
GROUNDING METHOD INTERNAL
GROUND POLARITY TYPE NEGATIVE
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 3.865 INCHES MINIMUM AND 3.885 INCHES MAXIMUM
DISTANCE BETWEEN SHAFT CENTER AND TOP MOUNTING HOLE CENTER 3.865 INCHES MINIMUM AND 3.885 INCHES MAXIMUM
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 0.448 INCHES MINIMUM AND 0.458 INCHES MAXIMUM
ANGULAR DEVIATION OF FIRST HOLE FROM TOP CENTER IN DEG 159.0
ANGULAR DEVIATION OF SECOND HOLE FROM FIRST HOLE IN DEG 201.0
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 0.740 INCHES NOMINAL
SECOND STEP DIAMETER 0.6684 INCHES MINIMUM AND 0.6687 INCHES MAXIMUM
KEYWAY WIDTH 0.125 INCHES NOMINAL
UNTHREADED PORTION LENGTH 1.343 INCHES NOMINAL
KEYWAY LENGTH 0.625 INCHES NOMINAL
DISTANCE FROM END TO KEYWAY CENTER 1.390 INCHES NOMINAL
THREAD SERIES UNF
THREAD DIAMETER 0.500 INCHES NOMINAL
THREAD QUANTITY PER INCH 20
THREAD CLASS 2A
THREAD DIRECTION RIGHT-HAND
SUBMERSIBILITY SUBMERSIBLE
MAXIMUM OPERATING ALTITUDE RATING NOT RATED
ENVIRONMENTAL PROTECTION CORROSION RESISTANT AND FUNGUS RESISTANT
MANUFACTURERS CODE 1Y875
DESIGN CONTROL REFERENCE SAW-9039534

Restrictions/Controls & Freight Information | NSN 2920-00-903-9534

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:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
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 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
Type of Cargo Z No special type of cargo code applicable

Management | NSN 2920-00-903-9534

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 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 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
ReparabilityFIf condemned or uneconomically repairable, then dispose at Direct Support (DS) level.
Acquisition Advice CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each
Category Code Description
Budget Code9 General Support DIV57X4921.070:Air Force decentrally managed expense items (ERRC XB3, XF-3) with a unit cost of less than $250,000 that are requisitioned/procured at base (retail) level from DLA, GSA, Army, Navy, Depot Maintenance Service, Air Force Industrial Fund (AFMC), local manufacture and commercial vendors.
Fund CodeSFStock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Materiel Management Aggregation CodeSUSU:AF SICA RESIDUAL MMAC-OO-ALC
Price ValidationV The current standard price has been validated.
  • The item has been analyzed in conjunction with the Zero Overpricing Program and is in the accepted price range.
  • The item was procured under open competition and under the competitive arena the price is considered fair and reasonable.
  • ZOP or Standard price challenges are permissible but must be supported by adequate justification.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDFDepartment of the Air Force
Service OrganizationFU.S. Air Force
ReparabilityPStock Fund (except Munitions)
Acquisition Advice CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
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 CodeT
Operational Test Code0Items of supply which when properly packaged and placed in storage, do not require the performance of special procedures while in storage, nor prior to issue, and for which it has been determined that existing Care in Stores quality control procedures are adequate.
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 CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
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 CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each