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NSN 3020-00-657-8527, 3020006578527
GEAR,HELICAL

Federal Supply Classification
FSC 3020 - Gears, Pulleys, Sprockets, and Transmission Chain
National Item Identification Number
NIIN 006578527
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 3020-00-657-8527

National Stock Number (NSN) 3020-00-657-8527, or NIIN 006578527, (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 2 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, there are no suppliers listed as an Active supplier 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 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 3020006578527 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, SOLID
BOLT HOLE CIRCLE NOMINAL DIAMETER
(CWZN) 4.750 INCHES AXIALLY THROUGH HUB, FIRST END
BORE NOMINAL DIAMETER
(CWRS) 3.876 INCHES BOTH ENDS
BORE STYLE
(ANTP) PLAIN BOTH ENDS
COUNTERBORE NOMINAL DEPTH
(CWTB) 0.625 INCHES BOTH ENDS
FACE NOMINAL WIDTH
(CWRM) 1.750 INCHES
HARDNESS RATING
(CQFM) 58.0 ROCKWELL C MINIMUM AND 65.0 ROCKWELL C MAXIMUM OVERALL
HELIX ANGLE
(CWPZ) 24.7839 DEGREES
HUB NOMINAL DIAMETER
(CWTX) 6.688 INCHES FIRST END
HUB NOMINAL DIAMETER
(CWTX) 6.688 INCHES SECOND END
HUB STYLE DESIGNATOR
(CWTR) PLAIN BOTH ENDS
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) ED STD 66,AISI/SAE 8620H FED STD 5TH MATERIAL RESPONSE OVERALL
MATERIAL
(MATT) STEEL COMP 8620H OVERALL
MOUNTING HOLE NOMINAL DIAMETER
(CWZK) 0.562 INCHES AXIALLY THROUGH HUB, FIRST END
MOUNTING HOLE TYPE AND QUANTITY
(CTQY) 6 PLAIN AXIALLY THROUGH HUB, FIRST END
NOMINAL OUTSIDE DIAMETER
(CWCD) 9.650 INCHES
PITCH DIAMETER
(AGJS) 9.2520 INCHES NOMINAL
PRESSURE ANGLE
(CWPP) 20.0000 DEGREES
STYLE DESIGNATOR
(STYL) FLUSH HUB
TEETH QUANTITY
(AJLA) 42
TEETH TYPE
(CWMW) SINGLE HELIX
TOOTH DIRECTION
(CWNM) RIGHT
TOOTH FORM
(CWNH) STANDARD
III MATERIAL
(MATT) STEEL COMP 8620H OVERALL

Manufacturer Part Numbers


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