NSN 5365-21-878-7179, 5365218787179
SPACER,RING

Federal Supply Classification: FSC 5365 - Bushings, Rings, Shims, and Spacers
National Item Identification Number: NIIN 218787179
Codification Country: Canada
Item Name Code: INC 24307
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: We have 1 qualified suppliers

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DLMS^® Summary

National Stock Number 5365-21-878-7179

National Stock Number (NSN) 5365-21-878-7179, or NIIN 218787179, (spacer,ring) has an unknown assigned date. This NSN replaces 1 stock number, 5365011547813.

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, 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, with the most recent procurement date of Apr 20, 2012. There have been 2 contracts issued for this part number, with 2 awards given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPM4A612V5785, SPM4A611MLX10. The total value of the awarded contracts has been US$ 650.22.

This NSN is somewhat common among different platforms, belonging to 6 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.

This NSN is assigned to Item Name Code (INC) 24307. [A CIRCULAR-SHAPED ITEM DESIGNED TO MAINTAIN PREDETERMINED DISTANCE BETWEEN ASSEMBLED PARTS AND/OR FOR DISTRIBUTING PRESSURE OR PREVENTING ENDWISE MOVEMENT BETWEEN MEMBER PARTS. IT HAS A SOLID CROSS-SECTION AND TWO FLAT PARALLEL BEARING SURFACES. THE DISTANCE BETWEEN THE BEARING SURFACES PERPENDICULAR TO THE AXIS OF THE CENTRALLY LOCATED HOLE SHALL NOT EXCEED 25 PERCENT OF THE OUTSIDE DIAMETER. THE DIAMETER OF THE CENTRALLY LOCATED HOLE MUST EXCEED 75 PERCENT OF THE OUTSIDE DIAMETER. EXCLUDES:LAMINATED ITEMS. FOR ITEMS MANUFACTURED FROM IMPREGNATED GRAPHITE OR LUBRICATED NONMETALLIC MATERIALS, EXCLUDING FELT OR PLASTICS, SEE GASKET. FOR ITEMS MANUFACTURED FROM LUBRICATED PLASTICS, SEE BEARING, WASHER, THRUST. FOR ITEMS MANUFACTURED FROM LUBRICATED FELT, SEE FELT, MECHANICAL, PREFORMED. EXCLUDES:DISK, VALVE; INSULATOR WASHER; AND SHIM. SEE ALSO SPACER, PLATE AND SPACER, SLEEVE.].

This information was last updated on Nov 24, 2025.