National Stock Number
5920-01-445-3521
National Stock Number (NSN) 5920-01-445-3521, or NIIN 014453521, (arrester,lightning) was assigned May 30, 1997 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 5 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 6 suppliers. Today, 4 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.
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 Mar 14, 2018, this NSN's acquisition method was noted as: Not established. Not established.
This NSN is assigned to Item Name Code (INC) 00382. [A PROTECTIVE DEVICE TO PROVIDE A DISCHARGE PATH FOR LIGHTNING BETWEEN LINE AND LINE, AND/OR LINE AND GROUND. SEE ALSO PROTECTOR, TELEPHONE.]. 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 5920014453521 does not contain precious metals.
This NSN is associated to Schedule B 8535400000: lightning arrestors, voltage limiters and surge suppressors, for voltage exceeding 1000 v. The Schedule B End Use is listed as electric apparatus. NAICS classification category 334417: electronic connector manufacturing.
This information was last updated on Aug 01, 2025.