National Stock Number
6520-01-221-0329
National Stock Number (NSN) 6520-01-221-0329, or NIIN 012210329, (insert,handpiece,dental ultrasonic prophylaxis unit) has an unknown assigned date. NIIN 012210329 was cancelled on February 2, 1991, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 6520010435022. 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) 26070. [A REMOVABLE ITEM DESIGNED TO BE INSERTED INTO A HANDPIECE OF AN ULTRASONIC PROPHYLAXIS UNIT, DENTAL TO PROVIDE A WORKING TIP FOR DISLODGING CALCULI AND SURFACE STAIN.]. 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 6520012210329 does not contain precious metals.
This information was last updated on Aug 01, 2025.