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NSN 3020-00-003-1040, 3020000031040
GEAR,SPUR

Federal Supply Classification
FSC 3020 - Gears, Pulleys, Sprockets, and Transmission Chain
National Item Identification Number
NIIN 000031040
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 3020-00-003-1040

National Stock Number (NSN) 3020-00-003-1040, or NIIN 000031040, (gear,spur) was assigned May 21, 1972 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.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jul 02, 2005, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.

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 3020000031040 does not contain precious metals.

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

BORE STYLE
(ANTP) 10A W/ KEYWAY BOTH ENDS
ATTACHMENT METHOD
(ABSX) MOUNTING HOLE
BODY STYLE
(AAQL) WEBBED, SOLID
BORE STYLE
(ANTP) W/ KEYWAY BOTH ENDS
BORE NOMINAL DIAMETER
(CWRS) 0.570 INCHES BOTH ENDS
FACE NOMINAL WIDTH
(CWRM) 0.318 INCHES
HARDNESS RATING
(CQFM) 33.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM OVERALL
HUB NOMINAL DIAMETER
(CWTX) 0.820 INCHES FIRST END
HUB STYLE DESIGNATOR
(CWTR) PINNED FIRST END
KEYWAY NOMINAL WIDTH
(CWSN) 0.125 INCHES BOTH ENDS
MATERIAL
(MATT) STEEL COMP 4130 OVERALL
MOUNTING HOLE NOMINAL THREAD SIZE
(CQLT) 0.164 INCHES TRANSVERSELY THROUGH HUB, FIRST END
MOUNTING HOLE THREAD QUANTITY PER INCH
(CMLM) 32 TRANSVERSELY THROUGH HUB, FIRST END
MOUNTING HOLE THREAD SERIES DESIGNATOR
(CMLK) UNC TRANSVERSELY THROUGH HUB, FIRST END
MOUNTING HOLE TYPE AND QUANTITY
(CTQY) 2 THREADED TRANSVERSELY THROUGH HUB, FIRST END
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END
(CWQL) 0.372 INCHES FIRST END
NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM
(CWSR) 0.354 INCHES BOTH ENDS
NOMINAL OUTSIDE DIAMETER
(CWCD) 1.954 INCHES
PITCH DIAMETER
(AGJS) 1.8750 INCHES NOMINAL
PRECISION CLASSIFICATION
(CWWK) QUALITY NUMBER 9
PRESSURE ANGLE
(CWPP) 20.0000 DEGREES
STYLE DESIGNATOR
(STYL) ONE PROTRUDING HUB, ONE FLUSH HUB
SURFACE TREATMENT
(SFTT) PHOSPHATE OVERALL
TEETH QUANTITY
(AJLA) 45
TOOTH FORM
(CWNH) STANDARD
III MATERIAL
(MATT) STEEL COMP 4130 OVERALL
III HARDNESS RATING
(CQFM) 33.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM OVERALL

Manufacturer Part Numbers


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