NSN 4730-99-155-5593, 4730991555593
REDUCER,PIPE

Federal Supply Classification: FSC 4730 - Hose, Pipe, Tube, Lubrication, and Railing Fittings
National Item Identification Number: NIIN 991555593
Codification Country: United Kingdom
Item Name Code: INC 08505
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.

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DLMS^® Summary

National Stock Number 4730-99-155-5593

National Stock Number (NSN) 4730-99-155-5593, or NIIN 991555593, (reducer,pipe) has an unknown assigned date. This NSN does not replace any other NSNs.

There are no manufacturer part numbers associated to this NSN.

This part number has not been procured by the US Government in over 5 years.

This NSN is assigned to Item Name Code (INC) 08505. [A STRAIGHT PIPE FITTING HAVING A DIFFERENT SIZE CONNECTION ON EACH END. IT IS DESIGNED TO JOIN TWO PIPES OF DIFFERENT SIZES OR TWO PIPE FITTINGS OF DIFFERENT SIZES. EXCLUDES:BUSHING (AS MODIFIED).].

This information was last updated on Aug 11, 2025.