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NSN 3020-00-606-0786, 3020006060786
GEAR,HELICAL

Federal Supply Classification
FSC 3020 - Gears, Pulleys, Sprockets, and Transmission Chain
National Item Identification Number
NIIN 006060786
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 3020-00-606-0786

National Stock Number (NSN) 3020-00-606-0786, or NIIN 006060786, (gear,helical) was assigned January 30, 1975 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 2 suppliers. Today, 2 suppliers are listed as Active suppliers 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.

This NSN is unique to one weapons system.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Aug 02, 2004, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.

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 3020006060786 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
III MATERIAL
(MATT) STEEL COMP 4140 OVERALL
ATTACHMENT METHOD
(ABSX) MOUNTING HOLE
BODY STYLE
(AAQL) PLAIN, SOLID
BORE NOMINAL DIAMETER
(CWRS) 1.250 INCHES BOTH ENDS
BORE STYLE
(ANTP) W/ KEYWAY BOTH ENDS
FURNISHED ITEMS AND QUANTITY
(TMQY) 1 SETSCREW
FACE NOMINAL WIDTH
(CWRM) 1.312 INCHES
FIRST GROOVE NOMINAL DIAMETER
(CWYD) 1.750 INCHES FIRST END
FIRST GROOVE NOMINAL WIDTH
(CWXY) 0.937 INCHES FIRST END
HARDNESS RATING
(CQFM) 265.0 BRINELL STANDARD MINIMUM AND 321.0 BRINELL STANDARD MAXIMUM OVERALL
HELIX ANGLE
(CWPZ) 14.9167 DEGREES
HUB STYLE DESIGNATOR
(CWTR) 1 GROOVE FIRST END
HUB NOMINAL DIAMETER
(CWTX) 2.000 INCHES FIRST END
KEYWAY NOMINAL WIDTH
(CWSN) 0.250 INCHES BOTH ENDS
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) 66 FED STD SINGLE MATERIAL RESPONSE AND AISI/SAE 4140 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL
(MATT) STEEL COMP 4140 OVERALL
MOUNTING HOLE TYPE AND QUANTITY
(CTQY) 1 THREADED TRANSVERSELY THROUGH HUB, FIRST END
MOUNTING HOLE NOMINAL THREAD SIZE
(CQLT) 0.250 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) 0.438 INCHES FIRST END
NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM
(CWSR) 0.750 INCHES BOTH ENDS
NOMINAL DISTANCE FROM END TO FIRST GROOVE
(CWYL) 0.165 INCHES FIRST END
NOMINAL OUTSIDE DIAMETER
(CWCD) 2.7670 INCHES
PITCH DIAMETER
(AGJS) 2.6000 INCHES NOMINAL
PRESSURE ANGLE
(CWPP) 20.0000 DEGREES
SPECIAL FEATURES
(FEAT) MTG HOLE 90 DEGS FROMKEYWAY,CENTERED IN GROOVE
STYLE DESIGNATOR
(STYL) PROTRUDING HUB
TEETH QUANTITY
(AJLA) 26
TEETH TYPE
(CWMW) SINGLE HELIX
TOOTH DIRECTION
(CWNM) RIGHT
TOOTH FORM
(CWNH) SPECIAL

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