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NSN 3020-00-691-4343, 3020006914343
GEAR,HELICAL

Federal Supply Classification
FSC 3020 - Gears, Pulleys, Sprockets, and Transmission Chain
National Item Identification Number
NIIN 006914343
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.
Availability: Readily Available Qualified Suppliers: Currently qualifying suppliers

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DLMS® Summary

National Stock Number 3020-00-691-4343

National Stock Number (NSN) 3020-00-691-4343, or NIIN 006914343, (gear,helical) was assigned January 1, 1963 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 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 3020006914343 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

III MATERIAL
(MATT) STEEL COMP 4140 OVERALL
BODY STYLE
(AAQL) PLAIN, SOLID
BORE NOMINAL DIAMETER
(CWRS) 1.751 INCHES BOTH ENDS
BORE STYLE
(ANTP) W/ KEYWAY BOTH ENDS
END NOMINAL DIAMETER
(CWWN) 2.312 INCHES FIRST END
END NOMINAL LENGTH
(CWWH) 0.750 INCHES FIRST END
FACE NOMINAL WIDTH
(CWRM) 1.000 INCHES
FIRST STEP NOMINAL DIAMETER
(CWXB) 2.363 INCHES FIRST END
FIRST STEP NOMINAL LENGTH
(CWWS) 0.922 INCHES FIRST END
HARDNESS RATING
(CQFM) 28.0 ROCKWELL C MINIMUM OVERALL AND 36.0 ROCKWELL C MAXIMUM OVERALL
HELIX ANGLE
(CWPZ) 23.0000 DEGREES
HUB STYLE DESIGNATOR
(CWTR) 2 STEPS FIRST END
KEYWAY NOMINAL WIDTH
(CWSN) 0.376 INCHES BOTH ENDS
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) 66 FED STD SINGLE MATERIAL RESPONSE OVERALL AND AISI/SAE 4140 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL
(MATT) STEEL COMP 4140 OVERALL
NOMINAL OUTSIDE DIAMETER
(CWCD) 4.5750 INCHES
NOMINAL OVERALL LENGTH
(CWFR) 3.312 INCHES
SECOND STEP NOMINAL DIAMETER
(CWXL) 2.750 INCHES FIRST END
SECOND STEP NOMINAL LENGTH
(CWXG) 0.640 INCHES FIRST END
PITCH DIAMETER
(AGJS) 4.3750 INCHES NOMINAL
PRESSURE ANGLE
(CWPP) 20.0000 DEGREES
TOOTH DIRECTION
(CWNM) LEFT
STYLE DESIGNATOR
(STYL) PROTRUDING HUB
TEETH QUANTITY
(AJLA) 35
BORE STYLE
(ANTP) 10A W/ KEYWAY BOTH ENDS

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