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NSN 3020-00-820-7843, 3020008207843
GEAR,HELICAL

Federal Supply Classification
FSC 3020 - Gears, Pulleys, Sprockets, and Transmission Chain
National Item Identification Number
NIIN 008207843
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 3020-00-820-7843

National Stock Number (NSN) 3020-00-820-7843, or NIIN 008207843, (gear,helical) was assigned January 1, 1962 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 3 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, there are no suppliers that are deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.

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

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 Sep 01, 2020, 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) 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 3020008207843 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

BODY STYLE
(AAQL) WEBBED, OFFSET, WITH LIGHTENING HOLES
BORE NOMINAL DIAMETER
(CWRS) 4.059 INCHES BOTH ENDS
BORE STYLE
(ANTP) W/ KEYWAY BOTH ENDS
FACE NOMINAL WIDTH
(CWRM) 0.760 INCHES
HARDNESS RATING
(CQFM) 26.0 ROCKWELL C MINIMUM OVERALL AND 32.0 ROCKWELL C MAXIMUM OVERALL
HELIX ANGLE
(CWPZ) 22.0000 DEGREES
HUB STYLE DESIGNATOR
(CWTR) PLAIN BOTH ENDS
HUB NOMINAL DIAMETER
(CWTX) 4.680 INCHES BOTH ENDS
KEYWAY NOMINAL WIDTH
(CWSN) 0.252 INCHES BOTH ENDS
MATERIAL
(MATT) IRON OVERALL
NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM
(CWSR) 2.164 INCHES BOTH ENDS
NOMINAL OUTSIDE DIAMETER
(CWCD) 7.638 INCHES
PITCH DIAMETER
(AGJS) 7.5000 INCHES NOMINAL
PRESSURE ANGLE
(CWPP) 20.0000 DEGREES
TOOTH FORM
(CWNH) STANDARD
TOOTH DIRECTION
(CWNM) RIGHT
STYLE DESIGNATOR
(STYL) FLUSH HUB
TEETH TYPE
(CWMW) SINGLE HELIX
TEETH QUANTITY
(AJLA) 97
BORE STYLE
(ANTP) 10A W/ KEYWAY BOTH ENDS
III MATERIAL
(MATT) IRON OVERALL

Manufacturer Part Numbers


Related Inventory

3020008207843
GEAR,HELICALM90
Readily Available


 
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