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NSN 3020-00-578-2241, 3020005782241
GEAR,HELICAL

Federal Supply Classification
FSC 3020 - Gears, Pulleys, Sprockets, and Transmission Chain
National Item Identification Number
NIIN 005782241
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 3020-00-578-2241

National Stock Number (NSN) 3020-00-578-2241, or NIIN 005782241, (gear,helical) was assigned December 14, 1974 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are no manufacturer part numbers associated to this NSN.

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: 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 3020005782241 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

ATTACHMENT METHOD
(ABSX) MOUNTING HOLE
BACKLASH DESIGNATION
(BDZQ) GRADE C
BODY STYLE
(AAQL) WEBBED, OFFSET, WITH LIGHTENING HOLES
BORE NOMINAL DIAMETER
(CWRS) 0.5001 INCHES BOTH ENDS
BORE STYLE
(ANTP) PLAIN BOTH ENDS
END NOMINAL DIAMETER
(CWWN) 0.7874 INCHES FIRST END
END NOMINAL LENGTH
(CWWH) 0.6250 INCHES FIRST END
FACE NOMINAL WIDTH
(CWRM) 0.438 INCHES
FIRST STEP NOMINAL DIAMETER
(CWXB) 1.0000 INCHES FIRST END
FIRST STEP NOMINAL LENGTH
(CWWS) 0.1250 INCHES FIRST END
HARDNESS RATING
(CQFM) 36.0 ROCKWELL H MINIMUM AND 40.0 ROCKWELL H MAXIMUM BODY
HARDNESS RATING
(CQFM) 58.0 ROCKWELL H MINIMUM AND 62.0 ROCKWELL H MAXIMUM TEETH
HELIX ANGLE
(CWPZ) 23.0000 DEGREES
HUB NOMINAL DIAMETER
(CWTX) 1.000 INCHES SECOND END
HUB STYLE DESIGNATOR
(CWTR) 1 STEP FIRST END
HUB STYLE DESIGNATOR
(CWTR) PLAIN SECOND END
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) AMS 6260 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL
(MATT) STEEL COMP E9310 OVERALL
MOUNTING HOLE NOMINAL DIAMETER
(CWZK) 0.062 INCHES TRANSVERSELY THROUGH HUB, FIRST END
MOUNTING HOLE TYPE AND QUANTITY
(CTQY) 1 PLAIN TRANSVERSELY THROUGH HUB, FIRST END
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END
(CWQL) 0.125 INCHES SECOND END
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END
(CWQL) 0.625 INCHES FIRST END
NOMINAL OUTSIDE DIAMETER
(CWCD) 3.6094 INCHES
PITCH DIAMETER
(AGJS) 3.5646 INCHES NOMINAL
PRESSURE ANGLE
(CWPP) 20.0000 DEGREES
PRECISION CLASSIFICATION
(CWWK) QUALITY NUMBER 10
TOOTH DIRECTION
(CWNM) LEFT
TOOTH FORM
(CWNH) STUB
STYLE DESIGNATOR
(STYL) PROTRUDING HUBS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
(STDC) MIL-C-13924,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT
(SFTT) OXIDE OVERALL
TEETH TYPE
(CWMW) SINGLE HELIX
TEETH QUANTITY
(AJLA) 105
III MATERIAL
(MATT) STEEL COMP E9310 OVERALL

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