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NSN 3020-01-180-0628, 3020011800628
GEAR,SPUR

Federal Supply Classification
FSC 3020 - Gears, Pulleys, Sprockets, and Transmission Chain
National Item Identification Number
NIIN 011800628
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 3020-01-180-0628

National Stock Number (NSN) 3020-01-180-0628, or NIIN 011800628, (gear,spur) was assigned May 24, 1984 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 2 suppliers. Today, one supplier is 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, with the most recent procurement date of Aug 18, 2014. There have been 2 contracts issued for this part number, with 2 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 2 different suppliers. The last contract numbers awarded were: SPE7L414V1922, SPM7MC10V1719. The total value of the awarded contracts has been US$ 15,148.74.

This NSN is somewhat common among different platforms, belonging to 4 different weapons systems.

There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. 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: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The Government physically does not have in its possession sufficient, accurate, or legible data to purchase this part from other than current source(s). (NOTE: This code is applicable only to parts under immediate buy requirements and only as long as the deficiency is under review for resolution and appropriate recoding.) 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 3020011800628 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 STYLE
(AAQL) WEBBED, SOLID
BORE NOMINAL DIAMETER
(CWRS) 2.559 INCHES BOTH ENDS
BORE STYLE
(ANTP) INVOLUTE SPLINE BOTH ENDS
BORE STYLE
(ANTP) W/COUNTERBORE COUNTER BORE, SECOND END
COUNTERBORE NOMINAL DEPTH
(CWTB) 0.470 INCHES COUNTER BORE, SECOND END
COUNTERBORE NOMINAL DIAMETER
(CWTG) 2.360 INCHES COUNTER BORE, SECOND END
FACE NOMINAL WIDTH
(CWRM) 1.750 INCHES
HUB NOMINAL DIAMETER
(CWTX) 3.540 INCHES SECOND END
HUB NOMINAL DIAMETER
(CWTX) 4.330 INCHES FIRST END
HUB STYLE DESIGNATOR
(CWTR) PLAIN BOTH ENDS
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) 66AISI/SAE4140 FED STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL
(MATT) STEEL COMP 4140 OVERALL
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END
(CWQL) 0.600 INCHES FIRST END
NOMINAL OUTSIDE DIAMETER
(CWCD) 10.037 INCHES
PITCH DIAMETER
(AGJS) 9.4825 INCHES NOMINAL
PRESSURE ANGLE
(CWPP) 20.0000 DEGREES
TOOTH FORM
(CWNH) STANDARD
SPLINE PITCH DIAMETER
(BDTX) 2.1654 INCHES NOMINAL BOTH ENDS
SPLINE QUANTITY
(ABSA) 11 BOTH ENDS
STYLE DESIGNATOR
(STYL) ONE PROTRUDING HUB, ONE FLUSH HUB
TEETH QUANTITY
(AJLA) 50
III MATERIAL
(MATT) STEEL COMP 4140 OVERALL

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