Product Details | DIFFERENTIAL GEAR UNIT

2520-00-769-5020 An arrangement of gears in an epicyclic train that connects two shafts in the same line. The driving force is equally divided between the shafts which rotate in different directions with one shaft permitted to revolve faster than the other.20225200039Vehicular Power Transmission Components30400042Miscellaneous Power Transmission Equipment

Part Alternates: 10307, 301MA023P001, 9174790, 2520-00-769-5020, 00-769-5020, 2520007695020, 007695020

Vehicular Equipment Components | Vehicular Power Transmission Components

Supply Group (FSG) NSN Assign. NIIN
25 01 JAN 1962 00-769-5020

Demand History | NSN 2520-00-769-5020

Part Number Request Date QTY Origin
2520-00-769-5020 2013-07-206 1 MANUAL
9174790 2013-07-206 1 US
2520-00-769-5020 2009-02-34 5 US
2520-00-769-5020 2008-01-19 4 South Korea

Cross Reference | NSN 2520-00-769-5020

Part Number Cage Code Manufacturer
10307 09532 WALTHAM CLOCK CO INC FEEDBACK CONTROLS DIV
301MA023P001 3B150 RAYTHEON TECHNICAL SERVICES COMPANY LLC
301MA023P001 49956 RAYTHEON COMPANY DBA RAYTHEON
9174790 18876 U S ARMY AVIATION AND MISSILE COMMAND

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Technical Data | NSN 2520-00-769-5020

Characteristic Specifications
SPECIAL FEATURES RETAINING RING, BERYLLIUM COPPER; SPRING, CARBON STEEL; INPUT GEARS: ALUMINUM; OTHER PARTS, CORROSION RESISTANT STEEL; GEAR TOLERANCE AGMA SPEC 236; NUMBER OF TEETH INPUT NO.1 88; INPUT NO.2 88 TEETH; PUTPUT TEETH 123; PITCH DIAMETER 64; PRESSURE ANGLE 20 DEGREE INVOLUTE; FUNCTION; INPUT 1 ROTATES 352 DEGREES BY 12/11 CLOCKWISE; OUTPUT SHAFT ROTATES 352 DEGREES BY 12/11 BY 1/12 CLOCKWISE; INPUT 2 EQUALS 0; ; INPUT 2 ROTATES 60 DEGREES BY 12/11 CLOCKWISE; OUTPUT SHAFT ROTATES 60 DEGREES CLOCKWISE, INPUT 1 EQUALS 0; BACKLASH MEASURED AT OUTPUT SHAFT NTE 6 MINUTES
MANUFACTURERS CODE 18876
MFR SOURCE CONTROLLING REFERENCE 9174790

Restrictions/Controls & Freight Information | NSN 2520-00-769-5020

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodePThere is no information in the HMIS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product
Demilitarization Code:BMunitions List Item - Mutilation (MUT) to the point of scrap required. (Formerly: Demilitarization not required. Trade Security Controls (TSCs) required at disposition.)
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 061700 ELEC APPLIANCES/INSTRUMENTS NOI
Less than car load rating J 100.2
Less than truck load rating W Rating Variable
Water commodity Code 581 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
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 2520-00-769-5020

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 Segment2 NONREPARABLE ITEMS (Exclusive of Insurance and Provisioning Items). This code will be used to identify items which are not reparable.
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
ReparabilityZThis is a nonreparable item. If condemned or economically unserviceable, then dispose at the level authorized replace the item.
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 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.
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 CodesVTERMINAL ITEM # Identifies items in stock, but future procurement is not authorized. Requisitions may continue to be submitted until stocks are exhausted. Preferred item National Stock Number is normally provided by application of the phrase: When Exhausted Use (NSN). Requisitions will be submitted in accordance with IMM/Service requisitioning procedures as applicable.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
Z
EA : Each