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NSN 3020-00-670-6472, 3020006706472
GEAR,HELICAL

Federal Supply Classification
FSC 3020 - Gears, Pulleys, Sprockets, and Transmission Chain
National Item Identification Number
NIIN 006706472
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 3020-00-670-6472

National Stock Number (NSN) 3020-00-670-6472, or NIIN 006706472, (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. One 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.

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

This NSN is somewhat common among different platforms, belonging to 2 different weapons systems.

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 data needed to produce this item from additional sources is not physically available. Valid AMCs: 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 3020006706472 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

III MATERIAL
(MATT) STEEL COMP 4140 OVERALL
ATTACHMENT METHOD
(ABSX) MOUNTING HOLE
BODY STYLE
(AAQL) PLAIN, SOLID
BORE NOMINAL DIAMETER
(CWRS) 0.2503 INCHES BOTH ENDS
BORE STYLE
(ANTP) PLAIN BOTH ENDS
FACE NOMINAL WIDTH
(CWRM) 0.250 INCHES
HARDNESS RATING
(CQFM) 25.0 ROCKWELL C NOMINAL HUB
HARDNESS RATING
(CQFM) 48.0 ROCKWELL C MINIMUM TEETH AND 52.0 ROCKWELL C MAXIMUM TEETH
HELIX ANGLE
(CWPZ) 11.6332 DEGREES
HUB NOMINAL DIAMETER
(CWTX) 0.420 INCHES BOTH ENDS
HUB STYLE DESIGNATOR
(CWTR) PLAIN BOTH ENDS
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) MIL-S-5626,COND F MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL
(MATT) STEEL COMP 4140 OVERALL
MOUNTING HOLE NOMINAL DIAMETER
(CWZK) 0.089 INCHES TRANSVERSELY THROUGH HUB, FIRST END
MOUNTING HOLE TYPE AND QUANTITY
(CTQY) 1 PLAIN TRANSVERSELY THROUGH HUB, FIRST END AND 2 THREADED TRANSVERSELY THROUGH HUB, FIRST END
MOUNTING HOLE NOMINAL THREAD SIZE
(CQLT) 0.112 INCHES TRANSVERSELY THROUGH HUB, FIRST END
MOUNTING HOLE THREAD SERIES DESIGNATOR
(CMLK) UNC TRANSVERSELY THROUGH HUB, FIRST END
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END
(CWQL) 0.277 INCHES SECOND END
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END
(CWQL) 0.462 INCHES FIRST END
NOMINAL OUTSIDE DIAMETER
(CWCD) 0.6040 INCHES
PITCH DIAMETER
(AGJS) 0.5424 INCHES NOMINAL
PRESSURE ANGLE
(CWPP) 20.0000 DEGREES
TOOTH FORM
(CWNH) STANDARD
TOOTH DIRECTION
(CWNM) LEFT
STYLE DESIGNATOR
(STYL) PROTRUDING HUBS
SURFACE TREATMENT
(SFTT) OXIDE OVERALL
TEETH QUANTITY
(AJLA) 17
TEETH TYPE
(CWMW) SINGLE HELIX

Manufacturer Part Numbers


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