NSN 4220-01-693-7952, 4220016937952
PARTS KIT,DIVING HELMET

Federal Supply Classification: FSC 4220 - Marine Lifesaving and Diving Equipment
National Item Identification Number: NIIN 016937952
Codification Country: United States
Item Name Code: INC 37936
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 4220-01-693-7952

National Stock Number (NSN) 4220-01-693-7952, or NIIN 016937952, (parts kit,diving helmet) was assigned March 5, 2021 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

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, 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.

This NSN is assigned to Item Name Code (INC) 37936. 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 4220016937952 does not contain precious metals.

This information was last updated on Aug 01, 2025.

Technical Characteristics

ACCESSORY COMPONENT QUANTITY: (AFHS) 42
COMPONENT QUANTITY: (AJJW) 42
END ITEM IDENTIFICATION: (AGAV) SUPERLITE 27
FUNCTIONAL CLASSIFICATION: (FCLS) USE WITH HELMET
PART NAME ASSIGNED BY CONTROLLING AGENCY: (CXCY) NECK RING ASSEMBLY, 27, SMALL
SUPPLY ITEMS AND QUANTITIES: (AJKC) CHIN STRAP (HELMET ATTACHED), PULL STRAP ASSEMBLY, NECK O-RING, SMALL NEOPRENE NECK DAM, SCREWS, SPLIT RING, STRAP PLATE, STEPPED NECK DAM RING
UNIT PACKAGE QUANTITY: (AGUC) 42