National Stock Number
5960-00-857-2421
National Stock Number (NSN) 5960-00-857-2421, or NIIN 008572421, (shield,electron tube) was assigned January 1, 1962 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 4 suppliers. Today, 4 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Dec 19, 2007, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The annual buy value of this part falls below the screening threshold of $10,000 but it has been screened for known source(s). (NOTE: This code shall not be used when screening parts entering the inventory. It shall not be assigned in preference to or supersede any other AMSC.) Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 10195. [AN ITEM SPECIFICALLY DESIGNED TO BE PLACED PARTIALLY OR COMPLETELY AROUND AN ELECTRON TUBE FOR THE PURPOSE OF SHIELDING AGAINST ELECTRICAL OR MECHANICAL INTERFERENCE OR PHYSICAL DAMAGE. MAY INCLUDE MOUNTING FACILITIES. SEE ALSO COVER (AS MODIFIED); HOUSING (AS MODIFIED) AND VISOR (AS MODIFIED).]. 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 5960008572421 contains an unknown precious metal.
This NSN is associated to Schedule B 8540990000: thermionic, cold cathode or photocathode tube parts, nesoi. The Schedule B End Use is listed as telecommunications equipment.
This information was last updated on Aug 01, 2025.