NSN 3020-00-671-0427, 3020006710427
GEAR ASSEMBLY

Federal Supply Classification: FSC 3020 - Gears, Pulleys, Sprockets, and Transmission Chain
National Item Identification Number: NIIN 006710427
Codification Country: United States
Item Name Code: INC 77777
Criticality: (X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code: (N) There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.

Availability: Readily Available Qualified Suppliers: We have 1 qualified suppliers

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DLMS^® Summary

National Stock Number 3020-00-671-0427

National Stock Number (NSN) 3020-00-671-0427, or NIIN 006710427, (gear assembly) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.

There are 2 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.

This part number has not been procured by the US Government in over 5 years.

This NSN is assigned to Item Name Code (INC) 77777. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 3020006710427 contains an unknown precious metal.

This information was last updated on Aug 01, 2025.

Technical Characteristics

GENERAL CHARACTERISTICS ITEM DESCRIPTION: (TEXT) CORROSION RESISTANT STEEL GEAR SHAFT,SPUR WITH ONE BRONZE GEAR,1.296 IN. DIA,0.788 IN. LG O/A DIM.,18 TEETH ON SMALL STEEL GEAR,80 TEETH ON LARGE BRONZE GEAR,20 DEG PRESSURE ANGLE,0.281 AND 1.250 @IN. PITCH @DIA
GENERAL CHARACTERISTICS ITEM DESCRIPTION: (TEXT) LCORROSION RESISTANT STEEL GEAR SHAFT,SPUR WITH ONE BRONZE GEAR,1.296 IN. DIA,0.788 IN. LG O/A DIM.,18 TEETH ON SMALL STEEL GEAR,80 TEETH ON LARGE BRONZE GEAR,20 DEG PRESSURE ANGLE,0.281 AND 1.250 @IN. PITCH @DIA