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NSN 3020-00-920-2984, 3020009202984
GEAR,ANTIBACKLASH,SPUR

Federal Supply Classification
FSC 3020 - Gears, Pulleys, Sprockets, and Transmission Chain
National Item Identification Number
NIIN 009202984
Codification Country
United States
Item Name Code
INC 26668
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 3020-00-920-2984

National Stock Number (NSN) 3020-00-920-2984, or NIIN 009202984, (gear,antibacklash,spur) was assigned January 1, 1960 in the Federal Logistics Information System (FLIS). NIIN 009202984 was cancelled on December 15, 2017, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.

There is only one manufacturer part number associated with this NSN. One of those 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, 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) 26668. [AN ITEM HAVING ONE FIXED GEAR AND ONE FREE GEAR, BOTH HAVING THE SAME COMPLEMENT OF SPUR GEAR TEETH, MOUNTED ON A COMMON HUB. THE FREE GEAR IS ATTACHED TO THE FIXED GEAR BY SPRINGS AND OPERATES AS ONE GEAR. UPON INSTALLATION WITH THE MATING GEAR, THE TEETH OF THE FREE MOVING GEAR ARE PRESET TO MESH WITH TEETH OTHER THAN THOSE OF THE FIXED GEAR. THIS SPRING TENSION BETWEEN THE FIXED GEAR AND THE FREE GEAR ELIMINATES ANY FREE MOTION BETWEEN THE DRIVER AND THE DRIVEN GEAR. THE GEAR IS USED WHERE IDENTICAL AND ACCURATE TRANSMITTED MOTION BETWEEN GEARS IS REQUIRED.]. 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 3020009202984 contains an unknown precious metal.

This information was last updated on .


Technical Characteristics

HUB STYLE DESIGNATOR
(CWTR) PLAIN SECOND END
MATERIAL
(MATT) ALUMINUM ALLOY 2024 TEETH
STYLE DESIGNATOR
(STYL) PERIPHERAL FACE, HUBLESS
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END
(CWQL) 0.011 INCHES SECOND END
HUB NOMINAL DIAMETER
(CWTX) 0.220 INCHES SECOND END
SURFACE TREATMENT
(SFTT) ANODIZE TEETH
NOMINAL OVERALL LENGTH
(CWFR) 0.250 INCHES
MATERIAL
(MATT) STEEL COMP 416 HUB
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) QQ-A-250/4 FED SPEC SINGLE MATERIAL RESPONSE TEETH
BORE STYLE
(ANTP) PLAIN BOTH ENDS
BORE NOMINAL DIAMETER
(CWRS) 0.120 INCHES BOTH ENDS
ATTACHMENT METHOD
(ABSX) CLAMP
III MATERIAL
(MATT) STEEL COMP 416 HUB
NOMINAL OUTSIDE DIAMETER
(CWCD) 0.776 INCHES
HUB STYLE DESIGNATOR
(CWTR) SPLIT FIRST END
III MATERIAL
(MATT) ALUMINUM ALLOY 2024 TEETH
PITCH DIAMETER
(AGJS) 0.7500 INCHES NOMINAL
TEETH QUANTITY
(AJLA) 60
TOOTH FORM
(CWNH) STANDARD
PRESSURE ANGLE
(CWPP) 20.0000 DEGREES
FACE NOMINAL WIDTH
(CWRM) 0.094 INCHES
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) QQ-S-764 FED SPEC SINGLE MATERIAL RESPONSE HUB

Manufacturer Part Numbers


Related Inventory

10808669-1
3020009202984
Condition NS
GEAR HUB
Readily Available


 
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