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NSN 3020-00-293-4024, 3020002934024
GEAR,HELICAL

Federal Supply Classification
FSC 3020 - Gears, Pulleys, Sprockets, and Transmission Chain
National Item Identification Number
NIIN 002934024
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 3020-00-293-4024

National Stock Number (NSN) 3020-00-293-4024, or NIIN 002934024, (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 are 8 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. 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 Dec 09, 2014, 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 3020002934024 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
BODY STYLE
(AAQL) WEBBED, SOLID
BOLT HOLE CIRCLE NOMINAL DIAMETER
(CWZN) 5.250 INCHES AXIALLY THROUGH BODY, FIRST END
BOLT HOLE CIRCLE NOMINAL DIAMETER
(CWZN) 5.250 INCHES AXIALLY THROUGH BODY, SECOND END
BORE NOMINAL DIAMETER
(CWRS) 4.375 INCHES BOTH ENDS
BORE STYLE
(ANTP) PLAIN BOTH ENDS
HARDNESS RATING
(CQFM) 10.0 ROCKWELL C MINIMUM AND 20.0 ROCKWELL C MAXIMUM OVERALL
HELIX ANGLE
(CWPZ) 25.81635 DEGREES
HUB NOMINAL DIAMETER
(CWTX) 6.750 INCHES FIRST END
HUB STYLE DESIGNATOR
(CWTR) PLAIN FIRST END
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) MIL-S-890,CLASS B MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL
(MATT) STEEL OVERALL
MOUNTING HOLE NOMINAL DIAMETER
(CWZK) 0.500 INCHES AXIALLY THROUGH BODY, FIRST END
MOUNTING HOLE TYPE AND QUANTITY
(CTQY) 4 PLAIN AXIALLY THROUGH BODY, FIRST END
MOUNTING HOLE TYPE AND QUANTITY
(CTQY) 4 THREADED AXIALLY THROUGH BODY, SECOND END
MOUNTING HOLE NOMINAL THREAD SIZE
(CQLT) 0.375 INCHES AXIALLY THROUGH BODY, SECOND END
MOUNTING HOLE THREAD QUANTITY PER INCH
(CMLM) 24 AXIALLY THROUGH BODY, SECOND END
MOUNTING HOLE THREAD SERIES DESIGNATOR
(CMLK) UNF AXIALLY THROUGH BODY, SECOND END
NOMINAL OVERALL LENGTH
(CWFR) 2.062 INCHES
PITCH DIAMETER
(AGJS) 8.6250 INCHES NOMINAL
PRESSURE ANGLE
(CWPP) 14.5000 DEGREES
SPECIAL FEATURES
(FEAT) OUTSIDE DIAMETER 8.873MIN. 8.875MAX. IN.; BORE PROVISION INCLUDED; BORE LENGTH 0.438 IN.; FACE WIDTH 1.745MIN. 1.755MAX. IN.; DISTANCE FROM FIRST END HUB END TO FACE OF GEAR 0.3075MIN. 0.3175MAX. IN.; DEPTH FROM SECOND END FACE OF TEETH TO FACE OF BORE 0.3075MIN. 0.3175MAX. IN.; WEB LOCATION OFFSET FROM GEAR TEETH CENTERLINE; STYLE WEBBED,PROTRUDING HUB/RECESSED FACE; CIRCULAR PITCH 0.3927 IN.
TEETH QUANTITY
(AJLA) 69
TEETH TYPE
(CWMW) SINGLE HELIX
TOOTH DIRECTION
(CWNM) LEFT
TOOTH FORM
(CWNH) STANDARD
III MATERIAL
(MATT) STEEL OVERALL


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