National Stock Number
6520-01-039-3475
National Stock Number (NSN) 6520-01-039-3475, or NIIN 010393475, (hose assembly,dental operating unit) was assigned April 17, 1977 in the Federal Logistics Information System (FLIS). NIIN 010393475 was cancelled on October 2, 2015, with a cancelled status of "Item is Cancelled WITHOUT Replacement." There is no known replacement specified for this stock number. 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, only one supplier is deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Dec 01, 2020, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. This part is a commercial/non-developmental/off-the-shelf-item. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 21911. [A HOSE WITH FITTINGS, DESIGNED TO CONVEY AIR OR LIQUID TO THE NOZZLE OF A SYRINGE, DENTAL OPERATING UNIT. IT MAY BE FABRIC COVERED AND BRANCHED.]. 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 6520010393475 does not contain precious metals.
This information was last updated on Jun 01, 2025.