National Stock Number
5960-00-556-2621
National Stock Number (NSN) 5960-00-556-2621, or NIIN 005562621, (shield,electron tube) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 5960005819781.
There are 11 manufacturer part numbers associated with this NSN. 3 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 12 suppliers. Today, 10 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 6 suppliers 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 somewhat common among different platforms, belonging to 9 different weapons systems.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jun 02, 2006, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) Acquisition of this part is restricted to source(s) specified on "Source Control", "Altered Item" or "Selected Item" drawings/documents. 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 5960005562621 contains silver.
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 Jul 01, 2025.