Product Details | GEAR CLUSTER

3020-01-139-4922 A cylindrical item having a full 360 degree (6.282 radians) complement of teeth on two or more surfaces. It may be a one-piece casting or composed of two or more separate items firmly held together by welding, rivets, pins, or the like, to form a single unit. It is designed to mount on a shaft. For items consisting of a shaft with an integral complement(s) or gear teeth, see GEARSHAFT (as modified). Excludes GEAR SUBASSEMBLY, SPEED DECREASER.

Part Alternates: 8035001048, 803-5001048, 803-5001048 REV A PIECE 64, 8035001048REVAPIECE64, 3020-01-139-4922, 01-139-4922, 3020011394922, 011394922

Mechanical Power Transmission Equipment | Gears, Pulleys, Sprockets, and Transmission Chain

Supply Group (FSG) NSN Assign. NIIN
30 03 OCT 1982 01-139-4922

Drawings & Photos | NSN 3020-01-139-4922


Cross Reference | NSN 3020-01-139-4922

Part Number Cage Code Manufacturer
803-5001048 53711 NAVAL SEA SYSTEMS COMMAND
803-5001048 REV A PIECE 64 53711 NAVAL SEA SYSTEMS COMMAND

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Technical Data | NSN 3020-01-139-4922

Characteristic Specifications
MATERIAL STEEL COMP 4340 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION 66AISI/SAE4340 FED STD SINGLE MATERIAL RESPONSE OVERALL
CONSTRUCTION SOLID
DESIGN TYPE SPUR ALL GEARS
NOMINAL OUTSIDE DIAMETER 4.167 INCHES FIRST GEAR 3.567 INCHES SECOND GEAR
NOMINAL OVERALL LENGTH 2.591 INCHES
BORE STYLE 1 PLAIN BOTH ENDS
BORE NOMINAL DIAMETER 2.532 INCHES BOTH ENDS
HUB STYLE DESIGNATOR 1 PLAIN BETWEEN FIRST AND SECOND GEAR 1 PLAIN BOTH ENDS
HUB NOMINAL LENGTH 0.438 INCHES FIRST END 0.433 INCHES SECOND END 0.187 INCHES BETWEEN FIRST AND SECOND GEAR
HUB NOMINAL DIAMETER 3.015 INCHES BETWEEN FIRST AND SECOND GEAR 3.075 INCHES BOTH ENDS
ATTACHMENT METHOD MOUNTING HOLE

Restrictions/Controls & Freight Information | NSN 3020-01-139-4922

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.
Category Code Description
NMF Description 197339 WHEELS COG/GEAR/PINION I/S
Less than car load rating
Less than truck load rating R 65.0
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 3020-01-139-4922

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