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NSN 3020-00-788-2758, 3020007882758
GEAR,HELICAL

Federal Supply Classification
FSC 3020 - Gears, Pulleys, Sprockets, and Transmission Chain
National Item Identification Number
NIIN 007882758
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 3020-00-788-2758

National Stock Number (NSN) 3020-00-788-2758, or NIIN 007882758, (gear,helical) was assigned January 1, 1962 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 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. ISO Group has several sources of supply for this NSN.

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

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 3020007882758 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

ATTACHMENT METHOD
(ABSX) MOUNTING HOLE
BODY STYLE
(AAQL) WEBBED, OFFSET, SOLID
BOLT HOLE CIRCLE NOMINAL DIAMETER
(CWZN) 3.688 INCHES AXIALLY THROUGH BODY, FIRST END
BORE NOMINAL DIAMETER
(CWRS) 1.312 INCHES BOTH ENDS
BORE STYLE
(ANTP) W/ KEYWAY BOTH ENDS
COUNTERBORE NOMINAL DEPTH
(CWTB) 1.000 INCHES SECOND END
COUNTERBORE NOMINAL DIAMETER
(CWTG) 2.2500 INCHES SECOND END
FACE NOMINAL WIDTH
(CWRM) 1.500 INCHES
HELIX ANGLE
(CWPZ) 15.0000 DEGREES
HUB NOMINAL DIAMETER
(CWTX) 2.000 INCHES FIRST END
HUB NOMINAL DIAMETER
(CWTX) 3.000 INCHES SECOND END
HUB STYLE DESIGNATOR
(CWTR) PLAIN BOTH ENDS
KEYWAY NOMINAL WIDTH
(CWSN) 0.189 INCHES BOTH ENDS
MATERIAL
(MATT) STEEL OVERALL
MOUNTING HOLE THREAD QUANTITY PER INCH
(CMLM) 16 AXIALLY THROUGH BODY, FIRST END
MOUNTING HOLE THREAD SERIES DESIGNATOR
(CMLK) UNC AXIALLY THROUGH BODY, FIRST END
MOUNTING HOLE TYPE AND QUANTITY
(CTQY) 2 THREADED AXIALLY THROUGH BODY, FIRST END
MOUNTING HOLE NOMINAL THREAD SIZE
(CQLT) 0.375 INCHES AXIALLY THROUGH BODY, FIRST END
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END
(CWQL) 1.156 INCHES FIRST END
NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM
(CWSR) 0.751 INCHES BOTH ENDS
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END
(CWQL) 0.406 INCHES SECOND END
NOMINAL OUTSIDE DIAMETER
(CWCD) 5.294 INCHES
NOMINAL OVERALL LENGTH
(CWFR) 3.062 INCHES
PITCH DIAMETER
(AGJS) 5.0470 INCHES NOMINAL
PRESSURE ANGLE
(CWPP) 20.0000 DEGREES
TOOTH DIRECTION
(CWNM) RIGHT
TOOTH FORM
(CWNH) STANDARD
STYLE DESIGNATOR
(STYL) PROTRUDING HUBS
TEETH QUANTITY
(AJLA) 39
TEETH TYPE
(CWMW) SINGLE HELIX
III MATERIAL
(MATT) STEEL OVERALL
BORE STYLE
(ANTP) 10A W/ KEYWAY BOTH ENDS

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