Product Details | HELICAL GEAR

3020-00-147-1781 A gear, cylindrical in form, with teeth on the outer surface at an angle to the axis of the gear. See also GEAR, ANTIBACKLASH, HELICAL

Part Alternates: 289920, 3020-00-147-1781, 00-147-1781, 3020001471781, 001471781

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

Supply Group (FSG) NSN Assign. NIIN
30 17 SEP 1971 00-147-1781

Drawings & Photos | NSN 3020-00-147-1781


Demand History | NSN 3020-00-147-1781

Part Number Request Date QTY Origin
289920 2025-11-324 1 DIBBS
289920 2024-10-283 4 DIBBS
289920 2024-09-268 4 DIBBS
289920 2024-07-193 3 DIBBS
289920 2024-06-163 2 DIBBS
3020-00-147-1781 2018-04-105 2 DIBBS
3020-00-147-1781 2017-04-96 2 DIBBS
3020-00-147-1781 2017-03-88 1 DIBBS
3020-00-147-1781 2017-03-65 2 US
3020-00-147-1781 2017-03-65 2 DIBBS
3020-00-147-1781 2017-02-37 2 DIBBS
3020-00-147-1781 2017-01-24 2 DIBBS
3020-00-147-1781 2016-12-346 2 DIBBS
3020-00-147-1781 2015-10-277 2 DIBBS
3020-00-147-1781 2013-02-32 2 DIBBS
3020-00-147-1781 2011-01-08 3 DIBBS
3020-00-147-1781 2010-08-242 2 DIBBS
3020-00-147-1781 2009-02-50 2 DIBBS
289920 2009-02-43 2 US
3020-00-147-1781 2009-02-43 1 us

Cross Reference | NSN 3020-00-147-1781

Part Number Cage Code Manufacturer
289920 21444 REXNORD LLC DIV FALK GEAR GROUP DIVISION

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Technical Data | NSN 3020-00-147-1781

Characteristic Specifications
MATERIAL STEEL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION MIL-S-19434,CL 1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
TEETH QUANTITY 35
TEETH TYPE SINGLE HELIX
TOOTH FORM STANDARD
HELIX ANGLE 11.7012 DEGREES
STYLE DESIGNATOR 1 HUBLESS
PITCH DIAMETER 1.9520 INCHES NOMINAL
NOMINAL OUTSIDE DIAMETER 2.058 INCHES
FACE NOMINAL WIDTH 0.503 INCHES
BORE STYLE 1 PLAIN BOTH ENDS
BORE NOMINAL DIAMETER 0.875 INCHES BOTH ENDS
BODY STYLE 1 PLAIN, SOLID
MANUFACTURERS CODE 21444
DESIGN CONTROL REFERENCE 289920

Restrictions/Controls & Freight Information | NSN 3020-00-147-1781

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:UPrecious metal type is unknown
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 3020-00-147-1781

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