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NSN 3020-01-127-6803, 3020011276803
GEAR,SPUR

Federal Supply Classification
FSC 3020 - Gears, Pulleys, Sprockets, and Transmission Chain
National Item Identification Number
NIIN 011276803
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 3020-01-127-6803

National Stock Number (NSN) 3020-01-127-6803, or NIIN 011276803, (gear,spur) was assigned March 5, 1982 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.

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

This NSN is somewhat common among different platforms, belonging to 2 different weapons systems.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jan 01, 2013, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The data or the rights to use the data needed to purchase this part from additional sources are not owned by the Government and it has been determined that it is uneconomical to purchase them. Valid AMCs: 1, 2, 3, 4 and 5.

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 3020011276803 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 .


Technical Characteristics

BODY RECESS NOMINAL DEPTH
(CWRB) 0.224 INCHES SECOND END
BODY STYLE
(AAQL) WEBBED, OFFSET, SOLID
BORE NOMINAL DIAMETER
(CWRS) 2.150 INCHES BOTH ENDS
BORE STYLE
(ANTP) INVOLUTE SPLINE BOTH ENDS
END NOMINAL DIAMETER
(CWWN) 2.756 INCHES FIRST END
END NOMINAL LENGTH
(CWWH) 0.797 INCHES FIRST END
FACE NOMINAL WIDTH
(CWRM) 1.812 INCHES
FIRST STEP NOMINAL DIAMETER
(CWXB) 3.250 INCHES FIRST END
FIRST STEP NOMINAL LENGTH
(CWWS) 0.125 INCHES FIRST END
HARDNESS RATING
(CQFM) 58.0 ROCKWELL C NOMINAL OVERALL
HUB STYLE DESIGNATOR
(CWTR) 1 STEP FIRST END
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) 66AISI/SAE8620H FED STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL
(MATT) STEEL COMP 8620H OVERALL
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END
(CWQL) 0.922 INCHES FIRST END
NOMINAL OUTSIDE DIAMETER
(CWCD) 5.333 INCHES
PITCH DIAMETER
(AGJS) 5.0000 INCHES NOMINAL
PRESSURE ANGLE
(CWPP) 20.0000 DEGREES
TOOTH FORM
(CWNH) STANDARD
SPLINE PITCH DIAMETER
(BDTX) 2.0000 INCHES NOMINAL BOTH ENDS
SPLINE QUANTITY
(ABSA) 24 BOTH ENDS
STYLE DESIGNATOR
(STYL) PROTRUDING HUB, RECESSED BODY
TEETH QUANTITY
(AJLA) 30
III MATERIAL
(MATT) STEEL COMP 8620H OVERALL
III HARDNESS RATING
(CQFM) 58.0 ROCKWELL C NOMINAL OVERALL

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