NSN 2840-01-128-7246, 2840011287246
BOSS,THERMOCOUPLE

Federal Supply Classification: FSC 2840 - Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
National Item Identification Number: NIIN 011287246
Codification Country: United States
Item Name Code: INC 77777
Criticality: (F) This item is a Flight Safety Critical Aircraft Part (FSCAP).
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 2840-01-128-7246

National Stock Number (NSN) 2840-01-128-7246, or NIIN 011287246, (boss,thermocouple) was assigned March 26, 1982 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.

There is only one manufacturer part number 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, 2 suppliers are deemed design controlled or valid supply parts.

This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of Aug 22, 2017. There has been one contract issued for this part number, with one award given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE4A717PD959, SPE4A717PD959. The total value of the awarded contracts has been US$ 2,878.56.

This NSN is somewhat common among different platforms, belonging to 2 different weapons systems.

There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jun 09, 2017, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) This part requires engineering source approval by the design control activity in order to maintain the quality of the part. An alternate source must qualify in accordance with the design control activity's procedures, as approved by the cognizant Government engineering activity. Valid AMCs: 1, 2, 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 77777. This item is a Flight Safety Critical Aircraft Part (FSCAP). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 2840011287246 does not contain precious metals.

This information was last updated on Aug 01, 2025.

Technical Characteristics

GENERAL CHARACTERISTICS ITEM DESCRIPTION: (TEXT) V1.250 IN. LG,1.000 IN. W,0.112 MIN IN. 0.120 MAX IN. W,0.460 MIN IN. 0.477 MAX IN. DIA OF CENTER HOLE,0.107 MIN IN. 0.114 MAX IN. DIA OF 2 HOLES,0.166 MIN IN. 0.171 MAX IN. DIA AND 0.248 MIN IN. 0.258 MAX IN. CBORE DIA OF 2 HOLES
END ITEM IDENTIFICATION: (AGAV) ACFT ENG F107
GENERAL CHARACTERISTICS ITEM DESCRIPTION: (TEXT) 1.250 IN. LG,1.000 IN. W,0.112 MIN IN. 0.120 MAX IN. W,0.460 MIN IN. 0.477 MAX IN. DIA OF CENTER HOLE,0.107 MIN IN. 0.114 MAX IN. DIA OF 2 HOLES,0.166 MIN IN. 0.171 MAX IN. DIA AND 0.248 MIN IN. 0.258 MAX IN. CBORE DIA OF 2 HOLES