Product Details | MATCHED WORM AND WORM WHEEL GEAR SET

3020-01-290-6485 A grouping of one or more GEAR, WORM and GEAR, WORM WHEEL and/or GEARSHAFT, WORM WHEEL which have been matched together for a given characteristic within a specified tolerance. Includes only those gears designed and tested to accomplish a specifically desired function.

Part Alternates: B51100555, B-51-10055-5, D5113835, D-51-13835, 7317221481, 7-317221481, 3020-01-290-6485, 01-290-6485, 3020012906485, 012906485

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

Supply Group (FSG) NSN Assign. NIIN
30 14 DEC 1988 01-290-6485

Demand History | NSN 3020-01-290-6485

Part Number Request Date QTY Origin
7-317221481 2025-09-266 18 DIBBS
7-317221481 2025-01-26 11 DIBBS
7-317221481 2024-10-302 10 DIBBS
7-317221481 2024-10-291 10 DIBBS
7-317221481 2024-03-64 11 DIBBS
7-317221481 2024-02-53 11 DIBBS
7-317221481 2023-11-317 58 DIBBS
7-317221481 2023-10-302 58 DIBBS
7-317221481 2021-03-63 46 DIBBS
7-317221481 2020-05-149 18 DIBBS

Cross Reference | NSN 3020-01-290-6485

Part Number Cage Code Manufacturer
7-317221481 02731 MCDONNELL DOUGLAS HELICOPTER CO INC
7-317221481 8V613 BOEING COMPANY, THE DBA BOEING
B-51-10055-5 32386 ILLINOIS TOOL WKS INC LINAC DIV
D-51-13835 5G804 ILLINOIS TOOL WORKS INC. DBA ITW SPIROID DIVISION

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Technical Data | NSN 3020-01-290-6485

Characteristic Specifications
COMPONENT DOCUMENT ORIGIN INDUSTRIAL
DOCUMENT SOURCE 02731
DOCUMENT TYPE ENGINEERING DRAWING
DOCUMENT IDENTIFICATION MIL-STD-100
SPECIAL FEATURES GEAR DATA: RATIO 6.375: 1; HAND L.H; NO. OF TEETH 27; TO BE INSPECTED AT SOURCE ONLY; MATERIAL ALUMINUM ALLOY 7075-T 7351,QQ-A-225/9
MANUFACTURERS CODE 02731
MFR SOURCE CONTROLLING REFERENCE 7-317221481

Restrictions/Controls & Freight Information | NSN 3020-01-290-6485

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: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.
Category Code Description
NMF Description 013120 ALUMINUM ARTICLE NOI
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 593 unknown
Originating Activity Code BF U.S. Army Armament and Chemical Acquisition and
Logistics Activity
Rock Island, IL 61299-6000
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity 2 Arms/Weapons (all types including Inert Component Parts). When a 2 is indicated in the first position, then the special handling code must be determined from table 85 , part 1.
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 3020-01-290-6485

Category Code Description
Materiel Category and Inventory ManagerM Ammunition weapons, and tracked combat vehicles weapons, special weapons, chemical and fire control materiel
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 CodeH Individual and Crew-Served Weapons
Weapons Systems/End Item or Homogeneous GroupH3Armament Subsystem, 30mm, XM139
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 SupplyB14US Army Armament and Chemical Acquisition and Logistics
Activity
ATTN: AMSTA-AC
Rock Island, IL 61299-6000
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 CodesMRESTRICTED REQUISITIONS-MAJOR OVERHAUL (Service/Agency use only.) # Items (Assemblies and/or component parts) which for lack of specialized tools, test equipment, etc., can be used only by major overhaul activities. Base, post, camp or station activities will not requisition unless authorized to perform major overhaul function.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each