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NSN 3020-00-907-6359, 3020009076359
GEAR,ANTIBACKLASH,SPUR

Federal Supply Classification
FSC 3020 - Gears, Pulleys, Sprockets, and Transmission Chain
National Item Identification Number
NIIN 009076359
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.
Availability: Readily Available Qualified Suppliers: Currently qualifying suppliers

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DLMS® Summary

National Stock Number 3020-00-907-6359

National Stock Number (NSN) 3020-00-907-6359, or NIIN 009076359, (gear,antibacklash,spur) was assigned June 17, 1966 in the Federal Logistics Information System (FLIS). NIIN 009076359 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, 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) 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 3020009076359 does not contain precious metals.

This information was last updated on .


Technical Characteristics

FACE NOMINAL WIDTH
(CWRM) 0.218 INCHES
CLAMPING SURFACE NOMINAL LENGTH
(CWWC) 0.192 INCHES FIRST END
BORE STYLE
(ANTP) PLAIN BOTH ENDS
HUB NOMINAL DIAMETER
(CWTX) 0.373 INCHES FIRST END
MATERIAL
(MATT) ALUMINUM ALLOY 2024 BODY
MATERIAL
(MATT) ALUMINUM ALLOY 2024 HUB
TEETH QUANTITY
(AJLA) 114
ATTACHMENT METHOD
(ABSX) CLAMP
III MATERIAL
(MATT) ALUMINUM ALLOY 2024 HUB
III MATERIAL
(MATT) ALUMINUM ALLOY 2024 BODY
SURFACE TREATMENT
(SFTT) OXIDE FILM BODY
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END
(CWQL) 0.250 INCHES FIRST END
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) QQ-A-250/4,T3 FED SPEC 1ST MATERIAL RESPONSE BODY OR QQ-A-225/6,T4 FED SPEC 2ND MATERIAL RESPONSE BODY
PITCH DIAMETER
(AGJS) 2.3750 INCHES NOMINAL
BORE NOMINAL DIAMETER
(CWRS) 0.251 INCHES BOTH ENDS
PRECISION CLASSIFICATION
(CWWK) QUALITY NUMBER 10 OR QUALITY NUMBER 11
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) AMS4120 ASSN STD SINGLE MATERIAL RESPONSE HUB
STYLE DESIGNATOR
(STYL) PROTRUDING HUB
HUB STYLE DESIGNATOR
(CWTR) SPLIT FIRST END
NOMINAL OVERALL LENGTH
(CWFR) 0.468 INCHES
TOOTH FORM
(CWNH) STANDARD
PRESSURE ANGLE
(CWPP) 20.0000 DEGREES
SURFACE TREATMENT
(MDCL) QQ-A-250/4,T3 FED SPEC 1ST MA
NOMINAL OUTSIDE DIAMETER
(CWCD) 2.4138 INCHES
MATERIAL DOCUMENT AND CLASSIFICATION
(MATT) ALUMINUM ALLOY 2024 HUB
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
(STDC) MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE BODY

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