NSN 5310-12-345-2240, 5310123452240
NUT,PLAIN,SPLINE

Federal Supply Classification: FSC 5310 - Nuts and Washers
National Item Identification Number: NIIN 123452240
Codification Country: Germany
Item Name Code: INC 01861
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 5310-12-345-2240

National Stock Number (NSN) 5310-12-345-2240, or NIIN 123452240, (nut,plain,spline) has an unknown assigned date. 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 one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, there are no suppliers that are 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 unique to one weapons system.

This NSN is assigned to Item Name Code (INC) 01861. [A NUT HAVING AN EXTERNALLY SPLINED SLEEVE WHICH HOLDS IT IN POSITION WHEN FORCED INTO A HOLE OF SLIGHTLY SMALLER DIAMETER.].

This information was last updated on Nov 28, 2025.