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NSN 3020-00-203-1420, 3020002031420
GEAR,SPUR

Federal Supply Classification
FSC 3020 - Gears, Pulleys, Sprockets, and Transmission Chain
National Item Identification Number
NIIN 002031420
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 3020-00-203-1420

National Stock Number (NSN) 3020-00-203-1420, or NIIN 002031420, (gear,spur) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). NIIN 002031420 was cancelled on December 15, 2017, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. 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 3020002031420 contains an unknown precious metal.

This information was last updated on .

Technical Characteristics

HUB NOMINAL DIAMETER
(CWTX) 1.250 INCHES FIRST END
TOOTH FORM
(CWNH) STANDARD
END NOMINAL LENGTH
(CWWH) 0.125 INCHES SECOND END
BODY STYLE
(AAQL) SPOKED, OFFSET
SPECIAL FEATURES
(FEAT) PITCH 0.13093 IN. CIRCULAR; OUTSIDE DIA. 5.078 MIN 5.083 MAX IN.; BORE LG 1.031 IN. NOM; OVERALL LG 1.031 IN. NOM; SPOKE LOCATION:OFFSET FROM GEAR TEETH CENTERLINE; MACHINED CORNERS CHAMFERED 45 DEG, ALL CAST CORNER RADII 0.125 ALL CAST FILLETS 0.125 IN.
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) AST-198 ALLOY 13B ASSN STD SINGLE MATERIAL RESPONSE OVERALL
PRESSURE ANGLE
(CWPP) 14.5000 DEGREES
STYLE DESIGNATOR
(STYL) PROTRUDING HUBS
PITCH DIAMETER
(AGJS) 5.0000 INCHES NOMINAL
HUB STYLE DESIGNATOR
(CWTR) PLAIN FIRST END
TEETH QUANTITY
(AJLA) 120
HUB STYLE DESIGNATOR
(CWTR) 1 STEP SECOND END
FIRST STEP NOMINAL LENGTH
(CWWS) 0.062 INCHES SECOND END
MATERIAL
(MATT) COPPER ALLOY OVERALL
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END
(CWQL) 0.406 INCHES SECOND END
FIRST STEP NOMINAL DIAMETER
(CWXB) 1.250 INCHES SECOND END
BORE STYLE
(ANTP) PLAIN BOTH ENDS
III MATERIAL
(MATT) COPPER ALLOY OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) ASTM198 ALLOY 13B ASSN STD SINGLE MATERIAL RESPONSE OVERAL
FACE NOMINAL WIDTH
(CWRM) 0.500 INCHES
BORE NOMINAL DIAMETER
(CWRS) 0.6875 INCHES BOTH ENDS
NOMINAL OUTSIDE DIAMETER
(CWCD) 5.0805 INCHES
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END
(CWQL) 0.125 INCHES FIRST END
END NOMINAL DIAMETER
(CWWN) 1.000 INCHES SECOND END

Manufacturer Part Numbers

3020002031420

002031420

002031420


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