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NSN 3020-00-508-4650, 3020005084650
GEAR,HELICAL

Federal Supply Classification
FSC 3020 - Gears, Pulleys, Sprockets, and Transmission Chain
National Item Identification Number
NIIN 005084650
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 3020-00-508-4650

National Stock Number (NSN) 3020-00-508-4650, or NIIN 005084650, (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, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.

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

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) 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 3020005084650 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

BORE STYLE
(ANTP) 10A W/ KEYWAY BOTH ENDS
BODY STYLE
(AAQL) PLAIN, SOLID
BORE NOMINAL DIAMETER
(CWRS) 0.500 INCHES BOTH ENDS
BORE STYLE
(ANTP) W/ KEYWAY BOTH ENDS
END NOMINAL DIAMETER
(CWWN) 0.750 INCHES FIRST END
END NOMINAL LENGTH
(CWWH) 0.125 INCHES FIRST END
FACE NOMINAL WIDTH
(CWRM) 0.500 INCHES
FIRST STEP NOMINAL DIAMETER
(CWXB) 1.500 INCHES FIRST END
FIRST STEP NOMINAL LENGTH
(CWWS) 0.385 INCHES FIRST END
HARDNESS RATING
(CQFM) 225.0 BRINELL STANDARD MINIMUM OVERALL AND 265.0 BRINELL STANDARD MAXIMUM OVERALL
HELIX ANGLE
(CWPZ) 8.1877 DEGREES
HUB STYLE DESIGNATOR
(CWTR) 2 STEPS FIRST END
KEYWAY NOMINAL WIDTH
(CWSN) 0.125 INCHES BOTH ENDS
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) MIL-S-890,ALLOY NO.3 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL
(MATT) STEEL OVERALL
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END
(CWQL) 1.219 INCHES FIRST END
NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM
(CWSR) 0.312 INCHES BOTH ENDS
NOMINAL OUTSIDE DIAMETER
(CWCD) 1.420 INCHES
SECOND STEP NOMINAL DIAMETER
(CWXL) 1.000 INCHES FIRST END
SECOND STEP NOMINAL LENGTH
(CWXG) 0.709 INCHES FIRST END
PITCH DIAMETER
(AGJS) 1.3100 INCHES NOMINAL
PRESSURE ANGLE
(CWPP) 20.0000 DEGREES
TOOTH DIRECTION
(CWNM) LEFT
STYLE DESIGNATOR
(STYL) PROTRUDING HUB
TEETH QUANTITY
(AJLA) 24
TEETH TYPE
(CWMW) SINGLE HELIX
III MATERIAL
(MATT) STEEL OVERALL

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