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NSN 3020-00-274-2970, 3020002742970
GEAR,HELICAL

Federal Supply Classification
FSC 3020 - Gears, Pulleys, Sprockets, and Transmission Chain
National Item Identification Number
NIIN 002742970
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 3020-00-274-2970

National Stock Number (NSN) 3020-00-274-2970, or NIIN 002742970, (gear,helical) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). NIIN 002742970 was cancelled on July 2, 2011, with a cancelled status of "Item is Cancelled WITHOUT Replacement." There is no known replacement specified for this stock number. 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, 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.

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 3020002742970 contains an unknown precious metal.

This information was last updated on .


Technical Characteristics

MATERIAL
(MATT) STEEL OVERALL
PITCH DIAMETER
(AGJS) 1.5404 INCHES NOMINAL
PRESSURE ANGLE
(CWPP) 20.0000 DEGREES
TEETH TYPE
(CWMW) SINGLE HELIX
HELIX ANGLE
(CWPZ) 73.5000 DEGREES
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) FED STD 66 FED STD SINGLE MATERIAL RESPONSE OVERALL
TEETH QUANTITY
(AJLA) 7
TOOTH FORM
(CWNH) STANDARD
KEYWAY NOMINAL WIDTH
(CWSN) 0.0937 INCHES BOTH ENDS
BORE STYLE
(ANTP) 10A W/KEYWAY BOTH ENDS
NOMINAL OUTSIDE DIAMETER
(CWCD) 1.6638 INCHES
TOOTH DIRECTION
(CWNM) RIGHT
BODY STYLE
(AAQL) 1 PLAIN, SOLID
NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM
(CWSR) 0.6094 INCHES BOTH ENDS
BORE NOMINAL DIAMETER
(CWRS) 1.125 INCHES BOTH ENDS
STYLE DESIGNATOR
(STYL) 1 HUBLESS
FACE NOMINAL WIDTH
(CWRM) 0.750 INCHES

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