NSN 4220-01-183-3003, 4220011833003
BLOCK DEVICE,NOSE M

Federal Supply Classification: FSC 4220 - Marine Lifesaving and Diving Equipment
National Item Identification Number: NIIN 011833003
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: In Stock Qualified Suppliers: Currently qualifying suppliers

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DLMS^® Summary

National Stock Number 4220-01-183-3003

National Stock Number (NSN) 4220-01-183-3003, or NIIN 011833003, (block device,nose m) was assigned July 4, 1984 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.

There are 8 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 8 suppliers. Today, 7 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 5 suppliers are deemed design controlled or valid supply parts.

This part number has not been procured by the US Government in over a year. There have been 10 contracts issued for this part number, with 25 awards given. There is moderate competition for this NSN. The US Government has awarded contracts to 6 different suppliers. The last contract numbers awarded were: SPE8EJ22F155P, SPE8EJ22F3317, SPE8EJ22F2902, SPE8EJ22F2299, SPE8EJ21F9630. The total value of the awarded contracts has been US$ 4,381.98.

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

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jul 17, 2018, 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 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 4220011833003 does not contain precious metals.

This information was last updated on Jul 01, 2025.

Technical Characteristics

III END ITEM IDENTIFICATION: (AGAV) DLA/GSA MANAGED ITEMS THAT CANNOT BE IDENTIFIED TO A SPECIFIC ARMY WEAPONS SYSTEMS/END ITEM
END ITEM IDENTIFICATION: (AGAV) DLA/GSA MANAGED ITEMS THAT CANNOT BE IDENTIFIED TO A SPECIFIC ARMY WEAPONS SYSTEMS/END ITEM