National Stock Number
4240-01-729-2143
National Stock Number (NSN) 4240-01-729-2143, or NIIN 017292143, (venturi tube,ventilator,centrifu) was assigned May 2, 2025 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier 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.
This NSN is assigned to Item Name Code (INC) 52555. [AN ITEM DESIGNED TO BE MOUNTED ON A VENTILATOR, HYDRAULIC TURBINE. IT PROVIDES A SIGNIFICANT INCREASE IN THE STRENGTH OF THE VENTILATOR'S AIR FLOW. IT MAY INCLUDE ACCESSORIES SUCH AS VENTURI STANDS, AND THE LIKE.]. 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 4240017292143 does not contain precious metals.
This information was last updated on Jul 01, 2025.