NSN 3020-00-849-9105, 3020008499105
GEAR,SPUR

Federal Supply Classification: FSC 3020 - Gears, Pulleys, Sprockets, and Transmission Chain
National Item Identification Number: NIIN 008499105
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.

Availability: Readily Available Qualified Suppliers: Currently qualifying suppliers

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DLMS^® Summary

National Stock Number 3020-00-849-9105

National Stock Number (NSN) 3020-00-849-9105, or NIIN 008499105, (gear,spur) was assigned January 1, 1962 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 one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.

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

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 3020008499105 contains an unknown precious metal.

This information was last updated on May 01, 2025.

Technical Characteristics

FIRST STEP NOMINAL LENGTH: (CWWS) 0.261 INCHES FIRST END
MOUNTING HOLE NOMINAL DIAMETER: (CWZK) 0.070 INCHES TRANSVERSELY THROUGH HUB, FIRST END
END NOMINAL LENGTH: (CWWH) 0.020 INCHES FIRST END
BODY STYLE: (AAQL) PLAIN, SOLID
BORE STYLE: (ANTP) PLAIN BOTH ENDS
FACE NOMINAL WIDTH: (CWRM) 0.156 INCHES
END NOMINAL DIAMETER: (CWWN) 0.312 INCHES FIRST END
FIRST STEP NOMINAL DIAMETER: (CWXB) 0.406 INCHES FIRST END
PRESSURE ANGLE: (CWPP) 20.0000 DEGREES
STYLE DESIGNATOR: (STYL) PROTRUDING HUB
TEETH QUANTITY: (AJLA) 65
PITCH DIAMETER: (AGJS) 0.5410 INCHES NOMINAL
MATERIAL: (MATT) STEEL COMP 416 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION: (MDCL) QQ-S-763,CLASS416 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
ATTACHMENT METHOD: (ABSX) MOUNTING HOLE
MOUNTING HOLE TYPE AND QUANTITY: (CTQY) 3 PLAIN TRANSVERSELY THROUGH HUB, FIRST END
NOMINAL OUTSIDE DIAMETER: (CWCD) 0.557 INCHES
TOOTH FORM: (CWNH) STANDARD
HUB STYLE DESIGNATOR: (CWTR) 1 STEP FIRST END
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END: (CWQL) 0.281 INCHES FIRST END
III MATERIAL: (MATT) STEEL COMP 416 OVERALL
BORE NOMINAL DIAMETER: (CWRS) 0.249 INCHES BOTH ENDS