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NSN 3020-00-038-1080, 3020000381080
GEAR,SPUR

Federal Supply Classification
FSC 3020 - Gears, Pulleys, Sprockets, and Transmission Chain
National Item Identification Number
NIIN 000381080
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 3020-00-038-1080

National Stock Number (NSN) 3020-00-038-1080, or NIIN 000381080, (gear,spur) 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 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 2 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers 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) 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 3020000381080 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 HARDNESS RATING
(CQFM) 30.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM HUB
III MATERIAL
(MATT) STEEL COMP E9310 OVERALL
III HARDNESS RATING
(CQFM) 81.0 ROCKWELL C MINIMUM AND 85.0 ROCKWELL C MAXIMUM TEETH
ATTACHMENT METHOD
(ABSX) MOUNTING HOLE
BACKLASH DESIGNATION
(BDZQ) GRADE A
BODY RECESS NOMINAL DEPTH
(CWRB) 0.200 INCHES SECOND END
BODY STYLE
(AAQL) WEBBED, SOLID
BORE NOMINAL DIAMETER
(CWRS) 0.310 INCHES COUNTER BORE, SECOND END
BORE STYLE
(ANTP) W/COUNTERBORE COUNTER BORE, SECOND END
COUNTERBORE NOMINAL DEPTH
(CWTB) 1.185 INCHES COUNTER BORE, SECOND END
COUNTERBORE NOMINAL DIAMETER
(CWTG) 0.500 INCHES COUNTER BORE, SECOND END
END NOMINAL DIAMETER
(CWWN) 0.500 INCHES FIRST END
END NOMINAL LENGTH
(CWWH) 0.130 INCHES FIRST END
FACE NOMINAL WIDTH
(CWRM) 0.320 INCHES
FIRST STEP NOMINAL DIAMETER
(CWXB) 0.669 INCHES FIRST END
FIRST STEP NOMINAL LENGTH
(CWWS) 1.000 INCHES FIRST END
HARDNESS RATING
(CQFM) 30.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM HUB
HARDNESS RATING
(CQFM) 81.0 ROCKWELL C MINIMUM AND 85.0 ROCKWELL C MAXIMUM TEETH
HUB STYLE DESIGNATOR
(CWTR) 2 STEPS FIRST END
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) AMS6260 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL
(MATT) STEEL COMP E9310 OVERALL
MOUNTING HOLE NOMINAL DIAMETER
(CWZK) 0.096 INCHES TRANSVERSELY THROUGH HUB, FIRST END
MOUNTING HOLE TYPE AND QUANTITY
(CTQY) 2 PLAIN TRANSVERSELY THROUGH HUB, FIRST END
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END
(CWQL) 1.480 INCHES FIRST END
NOMINAL OUTSIDE DIAMETER
(CWCD) 3.359 INCHES
SECOND STEP NOMINAL DIAMETER
(CWXL) 0.810 INCHES FIRST END
SECOND STEP NOMINAL LENGTH
(CWXG) 0.490 INCHES FIRST END
PITCH DIAMETER
(AGJS) 3.0270 INCHES MINIMUM AND 3.0370 INCHES MAXIMUM
PRECISION CLASSIFICATION
(CWWK) QUALITY NUMBER 8
PRESSURE ANGLE
(CWPP) 22.5000 DEGREES
TOOTH FORM
(CWNH) STANDARD
STYLE DESIGNATOR
(STYL) PROTRUDING HUB, RECESSED BODY
TEETH QUANTITY
(AJLA) 43

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