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NSN 3020-00-800-0256, 3020008000256
GEAR,SPUR

Federal Supply Classification
FSC 3020 - Gears, Pulleys, Sprockets, and Transmission Chain
National Item Identification Number
NIIN 008000256
Codification Country
United States
Item Name Code
INC 05466
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 3020-00-800-0256

National Stock Number (NSN) 3020-00-800-0256, or NIIN 008000256, (gear,spur) 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 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 assigned to Item Name Code (INC) 05466. [A GEAR, CYLINDRICAL IN FORM, WITH STRAIGHT TEETH ON THE OUTER SURFACE PARALLEL TO THE AXIS OF THE GEAR. SEE ALSO GEAR, ANTIBACKLASH, SPUR. FOR BULK MATERIAL, SEE ROD, PINION.]. 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 3020008000256 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

III MATERIAL
(MATT) STEEL COMP 410 BODY
MOUNTING HOLE TYPE AND QUANTITY
(CTQY) 3 PLAIN AXIALLY THROUGH HUB, FIRST END AND 3 THREADED AXIALLY THROUGH HUB, FIRST END
ATTACHMENT METHOD
(ABSX) MOUNTING HOLE
BODY STYLE
(AAQL) PLAIN, SOLID
BORE NOMINAL DIAMETER
(CWRS) 0.523 INCHES BOTH ENDS
BORE STYLE
(ANTP) PLAIN BOTH ENDS
END NOMINAL DIAMETER
(CWWN) 0.677 INCHES FIRST END
END NOMINAL LENGTH
(CWWH) 0.185 INCHES FIRST END
FACE NOMINAL WIDTH
(CWRM) 0.062 INCHES
FIRST STEP NOMINAL DIAMETER
(CWXB) 0.186 INCHES FIRST END
FIRST STEP NOMINAL LENGTH
(CWWS) 0.059 INCHES FIRST END
FLANGE NOMINAL DIAMETER
(CWNK) 1.562 INCHES
FLANGE NOMINAL THICKNESS
(CWPS) 0.068 INCHES
HUB STYLE DESIGNATOR
(CWTR) 1 STEP FIRST END
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) QQ-A-268,T4 FED SPEC SINGLE MATERIAL RESPONSE HUB
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) QQ-S-764,COND A FED SPEC SINGLE MATERIAL RESPONSE BODY
MATERIAL
(MATT) ALUMINUM ALLOY HUB
MATERIAL
(MATT) STEEL COMP 410 BODY
MOUNTING HOLE NOMINAL DIAMETER
(CWZK) 0.136 INCHES AXIALLY THROUGH HUB, FIRST END
MOUNTING HOLE NOMINAL THREAD SIZE
(CQLT) 0.112 INCHES AXIALLY THROUGH HUB, FIRST END
MOUNTING HOLE TYPE AND QUANTITY
(CTQY) 3 PLAIN AND 3 THREADED AXIALLY THROUGH HUB, FIRST END
MOUNTING HOLE THREAD SERIES DESIGNATOR
(CMLK) UNC AXIALLY THROUGH HUB, FIRST END
NOMINAL DISTANCE BETWEEN OUTER BODY FACE AND INNER FLANGE FACE
(CWSH) 0.125 INCHES
NOMINAL OUTSIDE DIAMETER
(CWCD) 1.2881 INCHES
PILOT NOMINAL DIAMETER
(CWYN) 0.677 INCHES
PILOT NOMINAL LENGTH
(CWNY) 0.185 INCHES
PITCH DIAMETER
(AGJS) 1.2500 INCHES NOMINAL
PRECISION CLASSIFICATION
(CWWK) QUALITY NUMBER 6 OR QUALITY NUMBER 7
PRESSURE ANGLE
(CWPP) 14.5000 DEGREES
STYLE DESIGNATOR
(STYL) FLANGED END WITH PILOT
TEETH QUANTITY
(AJLA) 80
TOOTH FORM
(CWNH) STANDARD
III MATERIAL
(MATT) ALUMINUM ALLOY HUB

Manufacturer Part Numbers

8000256

RNCC
3
RNVC
2
3020008000256

008000256

008000256


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