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NSN 3020-00-883-7431, 3020008837431
GEAR,HELICAL

Federal Supply Classification
FSC 3020 - Gears, Pulleys, Sprockets, and Transmission Chain
National Item Identification Number
NIIN 008837431
Codification Country
United States
Item Name Code
INC 05464
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 3020-00-883-7431

National Stock Number (NSN) 3020-00-883-7431, or NIIN 008837431, (gear,helical) was assigned November 17, 1967 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 2 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 4 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 3 suppliers are deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.

This part number has been procured by the US Government within the last year, but shows no recent (last 90 days) procurement activity. There have been 8 contracts issued for this part number, with 8 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 5 different suppliers. The last contract numbers awarded were: SPE7L324P0105, SPE7L219V0940, SPE7L118P4285, SPE7L118P4285, SPE7L117P3554. The total value of the awarded contracts has been US$ 33,749.52.

This NSN is unique to one weapons system.

There has been a small amount of 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 Dec 05, 2013, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.

This NSN is assigned to Item Name Code (INC) 05464. [A GEAR, CYLINDRICAL IN FORM, WITH TEETH ON THE OUTER SURFACE AT AN ANGLE TO THE AXIS OF THE GEAR. SEE ALSO GEAR, ANTIBACKLASH, HELICAL:]. 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 3020008837431 contains an unknown precious metal.

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

MATERIAL
(MATT) STEEL COMP 1330 OVERALL AND STEEL COMP 4130 OVERALL AND STEEL COMP 4140H OVERALL
III MATERIAL
(MATT) STEEL COMP 1330 AND STEEL COMP 4130 AND STEEL COMP 4140H OVERALL
BODY RECESS NOMINAL DEPTH
(CWRB) 0.560 INCHES FIRST END
BODY STYLE
(AAQL) WEBBED, OFFSET, SOLID
BORE NOMINAL DIAMETER
(CWRS) 2.063 INCHES BOTH ENDS
BORE STYLE
(ANTP) PLAIN BOTH ENDS
FACE NOMINAL WIDTH
(CWRM) 0.560 INCHES
HARDNESS RATING
(CQFM) 32.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM TEETH
HELIX ANGLE
(CWPZ) 17.9386 DEGREES
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) 66 FED STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL
(MATT) STEEL COMP 1330 AND STEEL COMP 4130 AND STEEL COMP 4140H OVERALL
NOMINAL OUTSIDE DIAMETER
(CWCD) 5.656 INCHES
NOMINAL OVERALL LENGTH
(CWFR) 0.900 INCHES
PITCH DIAMETER
(AGJS) 5.5183 INCHES NOMINAL
PRESSURE ANGLE
(CWPP) 20.0000 DEGREES
TOOTH FORM
(CWNH) STUB
TOOTH DIRECTION
(CWNM) RIGHT
STYLE DESIGNATOR
(STYL) BELL SHAPE BODY, HUBLESS
TEETH QUANTITY
(AJLA) 63
TEETH TYPE
(CWMW) SINGLE HELIX

Manufacturer Part Numbers


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