NSN 3655-01-178-0365, 3655011780365
PIPING SUBASSEMBLY,PRESSURE BUIL

Federal Supply Classification: FSC 3655 - Gas Generating and Dispensing Systems, Fixed or Mobile
National Item Identification Number: NIIN 011780365
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: (P) There is no information in the HMIRS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product.

Availability: Readily Available Qualified Suppliers: Currently qualifying suppliers

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DLMS^® Summary

National Stock Number 3655-01-178-0365

National Stock Number (NSN) 3655-01-178-0365, or NIIN 011780365, (piping subassembly,pressure buil) was assigned May 1, 1984 in the Federal Logistics Information System (FLIS). 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, only one supplier is 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 8 contracts issued for this part number, with 8 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 2 different suppliers. The last contract numbers awarded were: SPE4A722V3644, SPE4A622V626N, SPE4A622V489H, SPE4A722V2630, SPE4A722V2542. The total value of the awarded contracts has been US$ 38,981.51.

There has been a small amount of 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) 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 information in the HMIRS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product. NSN 3655011780365 does not contain precious metals.

This information was last updated on Jul 01, 2025.

Technical Characteristics

END ITEM IDENTIFICATION: (AGAV) OXYGEN STORAGE TANK TMU-27/M
GENERAL CHARACTERISTICS ITEM DESCRIPTION: (TEXT) CONSISTS OF 1 STAND-OFF (P/N 104430),1 TEE (P/N 611-1),2 TUBES (P/NS 104964 AND 22317-5),1 ADAPTER FLANGE (P/N 104486),1 SHORT BRASS NUT (P/N 41FST1),1 PBU TUBE (P/N 104426) AND 2 90 DEGREE ELBOWS (P/NS 607-2-1 AND 707-4-1)