NSN 3020-00-253-0382, 3020002530382
GEAR,SPUR

Federal Supply Classification: FSC 3020 - Gears, Pulleys, Sprockets, and Transmission Chain
National Item Identification Number: NIIN 002530382
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 3020-00-253-0382

National Stock Number (NSN) 3020-00-253-0382, or NIIN 002530382, (gear,spur) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are no manufacturer part numbers associated to 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) 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 3020002530382 does not contain precious metals.

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

COUNTERBORE NOMINAL DEPTH: (CWTB) 0.058 INCHES FIRST END
BOLT HOLE CIRCLE NOMINAL DIAMETER: (CWZN) 0.811 INCHES AXIALLY THROUGH BODY, FIRST END
MATERIAL DOCUMENT AND CLASSIFICATION: (MDCL) MIL-B-994,ALLOY 482,CLASS B MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MOUNTING HOLE TYPE AND QUANTITY: (CTQY) 4 COUNTERSUNK AXIALLY THROUGH BODY, FIRST END
ATTACHMENT METHOD: (ABSX) MOUNTING HOLE
BODY STYLE: (AAQL) PLAIN, SOLID
BOLT HOLE CIRCLE NOMINAL DIAMETER: (CWZN) UNABLE TO DECODE
BORE NOMINAL DIAMETER: (CWRS) UNABLE TO DECODE
BORE STYLE: (ANTP) UNABLE TO DECODE
COUNTERBORE NOMINAL DEPTH: (CWTB) UNABLE TO DECODE
COUNTERBORE NOMINAL DIAMETER: (CWTG) UNABLE TO DECODE
FACE NOMINAL WIDTH: (CWRM) 0.156 INCHES
MATERIAL DOCUMENT AND CLASSIFICATION: (MDCL) UNABLE TO DECODE
PITCH DIAMETER: (AGJS) 2.0000 INCHES NOMINAL
MATERIAL: (MATT) UNABLE TO DECODE
MOUNTING HOLE TYPE AND QUANTITY: (CTQY) UNABLE TO DECODE
NOMINAL OUTSIDE DIAMETER: (CWCD) 2.120 INCHES
PRESSURE ANGLE: (CWPP) 14.5000 DEGREES
STYLE DESIGNATOR: (STYL) HUBLESS
TEETH QUANTITY: (AJLA) 32
TOOTH FORM: (CWNH) STANDARD
MATERIAL: (MATT) COPPER ALLOY 482 OVERALL
BORE STYLE: (ANTP) W/COUNTERBORE BOTH ENDS
BORE NOMINAL DIAMETER: (CWRS) 0.500 INCHES BOTH ENDS
COUNTERBORE NOMINAL DIAMETER: (CWTG) 1.683 INCHES FIRST END
III MATERIAL: (MATT) COPPER ALLOY 482 OVERALL