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NSN 3020-00-550-7143, 3020005507143
GEAR,SPUR

Federal Supply Classification
FSC 3020 - Gears, Pulleys, Sprockets, and Transmission Chain
National Item Identification Number
NIIN 005507143
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 3020-00-550-7143

National Stock Number (NSN) 3020-00-550-7143, or NIIN 005507143, (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 are no manufacturer part numbers associated to this NSN. ISO Group has several sources of supply for 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 3020005507143 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

III HARDNESS RATING
(CQFM) 30.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OVERALL
ATTACHMENT METHOD
(ABSX) MOUNTING HOLE
BACKLASH DESIGNATION
(BDZQ) GRADE E
BODY STYLE
(AAQL) WEBBED, SOLID
BOLT HOLE CIRCLE NOMINAL DIAMETER
(CWZN) 7.000 INCHES AXIALLY THROUGH BODY, SECOND END
BOLT HOLE CIRCLE NOMINAL DIAMETER
(CWZN) 12.875 INCHES AXIALLY THROUGH BODY, FIRST END
BORE NOMINAL DIAMETER
(CWRS) 3.812 INCHES BOTH ENDS
BORE STYLE
(ANTP) W/ 3 KEYWAYS BOTH ENDS
FACE NOMINAL WIDTH
(CWRM) 2.090 INCHES
HARDNESS RATING
(CQFM) 30.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OVERALL
HUB NOMINAL DIAMETER
(CWTX) 5.375 INCHES FIRST END
HUB NOMINAL DIAMETER
(CWTX) 5.375 INCHES SECOND END
HUB STYLE DESIGNATOR
(CWTR) PLAIN BOTH ENDS
KEYWAY NOMINAL WIDTH
(CWSN) 0.748 INCHES BOTH ENDS
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) MIL-S-11415 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL
(MATT) STEEL OVERALL
MOUNTING HOLE THREAD QUANTITY PER INCH
(CMLM) 32 AXIALLY THROUGH BODY, FIRST END
MOUNTING HOLE THREAD SERIES DESIGNATOR
(CMLK) UNF AXIALLY THROUGH BODY, FIRST END
MOUNTING HOLE THREAD SERIES DESIGNATOR
(CMLK) UNF AXIALLY THROUGH BODY, SECOND END
MOUNTING HOLE TYPE AND QUANTITY
(CTQY) 2 THREADED AXIALLY THROUGH BODY, SECOND END
MOUNTING HOLE NOMINAL THREAD SIZE
(CQLT) 0.190 INCHES AXIALLY THROUGH BODY, FIRST END
MOUNTING HOLE NOMINAL THREAD SIZE
(CQLT) 0.190 INCHES AXIALLY THROUGH BODY, SECOND END
MOUNTING HOLE TYPE AND QUANTITY
(CTQY) 8 THREADED AXIALLY THROUGH BODY, FIRST END
NOMINAL DISTANCE BETWEEN BODY FACE AND RECESSED HUB END
(CWQR) 0.500 INCHES SECOND END
NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM
(CWSR) 2.226 INCHES BOTH ENDS
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END
(CWQL) 0.505 INCHES FIRST END
NOMINAL OUTSIDE DIAMETER
(CWCD) 14.397 INCHES
NOMINAL OVERALL LENGTH
(CWFR) 2.995 INCHES
PITCH DIAMETER
(AGJS) 14.0000 INCHES NOMINAL
PRESSURE ANGLE
(CWPP) 20.0000 DEGREES
TOOTH FORM
(CWNH) STUB
STYLE DESIGNATOR
(STYL) ONE PROTRUDING HUB, ONE RECESSED HUB
SURFACE TREATMENT
(SFTT) PHOSPHATE OVERALL
TEETH QUANTITY
(AJLA) 56
BORE STYLE
(ANTP) 10C W/ 3 KEYWAYS BOTH ENDS
III MATERIAL
(MATT) STEEL OVERALL

Manufacturer Part Numbers

5507143

RNCC
3
RNVC
2
3020005507143

005507143

005507143


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