NSN 3020-00-916-7344, 3020009167344
GEAR,SPUR

Federal Supply Classification: FSC 3020 - Gears, Pulleys, Sprockets, and Transmission Chain
National Item Identification Number: NIIN 009167344
Codification Country: United States
Item Name Code: INC 05466
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.

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DLMS^® Summary

National Stock Number 3020-00-916-7344

National Stock Number (NSN) 3020-00-916-7344, or NIIN 009167344, (gear,spur) was assigned July 13, 1966 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, there are no suppliers listed as an Active supplier for this NSN. Of the active suppliers, there are no suppliers that 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.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jul 02, 2005, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.

This NSN is assigned to Item Name Code (INC) 05466. [A GEAR, CYLINDRICAL IN FORM, WITH STRAIGHT TEETH ON THE OUTER SURFACE PARALLEL TO THE AXIS OF THE GEAR. SEE ALSO GEAR, ANTIBACKLASH, SPUR. FOR BULK MATERIAL, SEE ROD, PINION.]. 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 3020009167344 contains an unknown precious metal.

This NSN is associated to Schedule B 8483409000: gears and gearing, other than toothed wheels, chain sprockets and other transmission elements entered separately. The Schedule B End Use is listed as industrial machines, other. NAICS classification category 333612: speed changer, industrial high-speed drive, and gear manufacturing.

This information was last updated on Aug 01, 2025.

Technical Characteristics

HUB STYLE DESIGNATOR: (CWTR) 1 STEP SECOND END
III HARDNESS RATING: (CQFM) 32.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM OVERALL
HUB STYLE DESIGNATOR: (CWTR) 1 STEP FIRST END
FIRST STEP NOMINAL LENGTH: (CWWS) 0.0600 INCHES SECOND END
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END: (CWQL) 0.6220 INCHES SECOND END
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: (STDC) MIL-C-13924,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
END NOMINAL DIAMETER: (CWWN) 0.9846 INCHES SECOND END
FIRST STEP NOMINAL DIAMETER: (CWXB) 1.2600 INCHES SECOND END
MATERIAL DOCUMENT AND CLASSIFICATION: (MDCL) MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
END NOMINAL LENGTH: (CWWH) 0.5620 INCHES SECOND END
HARDNESS RATING: (CQFM) 32.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM OVERALL
END NOMINAL DIAMETER: (CWWN) 0.9846 INCHES FIRST END
FIRST STEP NOMINAL LENGTH: (CWWS) 0.0600 INCHES FIRST END
III MATERIAL: (MATT) STEEL COMP 4130 OVERALL
SURFACE TREATMENT: (SFTT) OXIDE OVERALL
SPLINE QUANTITY: (ABSA) 12 BOTH ENDS
BORE STYLE: (ANTP) INVOLUTE SPLINE BOTH ENDS
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END: (CWQL) 0.7480 INCHES FIRST END
MATERIAL: (MATT) STEEL COMP 4130 OVERALL
BODY STYLE: (AAQL) PLAIN, SOLID
BORE NOMINAL DIAMETER: (CWRS) UNABLE TO DECODE
BORE STYLE: (ANTP) UNABLE TO DECODE
END NOMINAL DIAMETER: (CWWN) UNABLE TO DECODE
END NOMINAL LENGTH: (CWWH) UNABLE TO DECODE
FACE NOMINAL WIDTH: (CWRM) 0.750 INCHES
FIRST STEP NOMINAL DIAMETER: (CWXB) UNABLE TO DECODE
FIRST STEP NOMINAL LENGTH: (CWWS) UNABLE TO DECODE
HUB STYLE DESIGNATOR: (CWTR) UNABLE TO DECODE
MATERIAL DOCUMENT AND CLASSIFICATION: (MDCL) UNABLE TO DECODE
MATERIAL: (MATT) UNABLE TO DECODE
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END: (CWQL) UNABLE TO DECODE
NOMINAL OUTSIDE DIAMETER: (CWCD) 4.3125 INCHES
PITCH DIAMETER: (AGJS) 4.1875 INCHES NOMINAL
PRECISION CLASSIFICATION: (CWWK) QUALITY NUMBER 9
PRESSURE ANGLE: (CWPP) 20.0000 DEGREES
SPLINE PITCH DIAMETER: (BDTX) UNABLE TO DECODE
SPLINE QUANTITY: (ABSA) UNABLE TO DECODE
STYLE DESIGNATOR: (STYL) PROTRUDING HUBS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: (STDC) UNABLE TO DECODE
SURFACE TREATMENT: (SFTT) UNABLE TO DECODE
TEETH QUANTITY: (AJLA) 67
TOOTH FORM: (CWNH) STANDARD
SPLINE PITCH DIAMETER: (BDTX) 0.6000 INCHES NOMINAL BOTH ENDS
BORE NOMINAL DIAMETER: (CWRS) 0.6640 INCHES BOTH ENDS
END NOMINAL LENGTH: (CWWH) 0.6880 INCHES FIRST END
FIRST STEP NOMINAL DIAMETER: (CWXB) 1.3100 INCHES FIRST END