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NSN 3020-00-498-7303, 3020004987303
GEAR,SPUR

Federal Supply Classification
FSC 3020 - Gears, Pulleys, Sprockets, and Transmission Chain
National Item Identification Number
NIIN 004987303
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.
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DLMS® Summary

National Stock Number 3020-00-498-7303

National Stock Number (NSN) 3020-00-498-7303, or NIIN 004987303, (gear,spur) was assigned October 17, 1969 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.

There is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. 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.

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 3020004987303 contains an unknown precious metal.

This information was last updated on .

Technical Characteristics

BORE NOMINAL DIAMETER
(CWRS) 0.500 INCHES BOTH ENDS
FACE NOMINAL WIDTH
(CWRM) 0.062 INCHES
HUB STYLE DESIGNATOR
(CWTR) PLAIN FIRST END
MATERIAL
(MATT) STEEL COMP 303 OVERALL
PITCH DIAMETER
(AGJS) 0.9380 INCHES NOMINAL
MOUNTING HOLE TYPE AND QUANTITY
(CTQY) 2 THREADED TRANSVERSELY THROUGH HUB, FIRST END
TOOTH FORM
(CWNH) STANDARD
ATTACHMENT METHOD
(ABSX) MOUNTING HOLE
BODY STYLE
(AAQL) WEBBED, OFFSET, SOLID
MOUNTING HOLE THREAD QUANTITY PER INCH
(CMLM) 56 TRANSVERSELY THROUGH HUB, FIRST END
NOMINAL OVERALL LENGTH
(CWFR) 0.187 INCHES
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) QQ-S-764,TYPE 303,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MOUNTING HOLE THREAD SERIES DESIGNATOR
(CMLK) UNC TRANSVERSELY THROUGH HUB, FIRST END
HUB NOMINAL DIAMETER
(CWTX) 0.656 INCHES FIRST END
STYLE DESIGNATOR
(STYL) PROTRUDING HUB, RECESSED BODY
TEETH QUANTITY
(AJLA) 75
BORE STYLE
(ANTP) PLAIN BOTH ENDS
BODY RECESS NOMINAL DEPTH
(CWRB) 0.031 INCHES SECOND END
MOUNTING HOLE NOMINAL THREAD SIZE
(CQLT) 0.086 INCHES TRANSVERSELY THROUGH HUB, FIRST END
PRESSURE ANGLE
(CWPP) 20.0000 DEGREES
III MATERIAL
(MATT) STEEL COMP 303 OVERALL
NOMINAL OUTSIDE DIAMETER
(CWCD) 0.963 INCHES
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END
(CWQL) 0.125 INCHES FIRST END

Manufacturer Part Numbers

5678764001

RNCC
3
RNVC
2
3020004987303

004987303

004987303


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