National Stock Number
3010-00-166-6138
National Stock Number (NSN) 3010-00-166-6138, or NIIN 001666138, (gear assembly,speed decreaser) was assigned November 19, 1971 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers 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, 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.
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: Not established. Not established.
This NSN is assigned to Item Name Code (INC) 05372. [A GROUP OF GEAR(S) AND/OR WORM(S), OF FIXED RATIO, SPECIFICALLY DESIGNED FOR THE PURPOSE OF DECREASING THE SPEED FROM THE DRIVER(S) TO THE DRIVEN SHAFT OR SHAFTS; HAVING NO REVERSING FEATURE EXCEPT BY REVERSING THE PRIME MOVER. SEE ALSO TRANSMISSION (AS MODIFIED) AND GEARCASE-MOTOR.]. 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 3010001666138 contains an unknown precious metal.
This NSN is associated to Schedule B 8483905000: parts of gearing, gear boxes and other speed changers. 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 Aug 01, 2025.