NSN 2840-01-257-7098, 2840012577098
DRIVE ASSEMBLY,EXTE

Federal Supply Classification: FSC 2840 - Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
National Item Identification Number: NIIN 012577098
Codification Country: United States
Item Name Code: INC 77777
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 2840-01-257-7098

National Stock Number (NSN) 2840-01-257-7098, or NIIN 012577098, (drive assembly,exte) was assigned June 23, 1987 in the Federal Logistics Information System (FLIS). NIIN 012577098 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 are 2 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. 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) 77777. 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 2840012577098 contains an unknown precious metal.

This information was last updated on Jul 01, 2025.

Technical Characteristics

GENERAL CHARACTERISTICS ITEM DESCRIPTION: (TEXT) CONSIST OF 1 GEAR P/N 303454-1,1 SHAFT P/N 404197-1,1 SHAFT P/N 404198-1,1 SPACER P/N 200902-1,1 HOUSING,TOP P/N 404199-1,1 HOUSING,BOTTOM P/N 501734-1,1 CONNECTOR P/N 303455-1,1SPACER P/N 200902-2,1 GEAR P/N 200904-1,1 SHIM P/N 201249-1,1 SHAFT P/N 405430-1,1 BEARING P/N 73974/1905-SZZ,1 BEARING P/N 73974/107-KSZZ,1 BEARING P/N 73974/202-SZZ,8 WASHER,FLAT P/N MS15795-807,8 SCREW,SOCKET HD P/N MS16995-28,4 SCREW,FLAT HD P/N MS24693C271,1 RING,RETAINING P/N MS16624-4059,1 KEY,WOODRUFF P/N MS35756-12,1 KEY,WOODRUFF P/N MS35756-8