National Stock Number
2920-01-556-0157
National Stock Number (NSN) 2920-01-556-0157, or NIIN 015560157, (suppressor,ignition interference) was assigned September 20, 2007 in the Federal Logistics Information System (FLIS). 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.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Dec 18, 2007, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The Government physically does not have in its possession sufficient, accurate, or legible data to purchase this part from other than current source(s). (NOTE: This code is applicable only to parts under immediate buy requirements and only as long as the deficiency is under review for resolution and appropriate recoding.) Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 17170. [AN INSULATED CYLINDRICAL BODY, EITHER STRAIGHT OR ANGULAR, CONTAINING A FIXED RESISTANCE ELEMENT, AND USUALLY WITH QUICK-DISCONNECT TYPE TERMINALS, SPECIFICALLY CONSTRUCTED SO THAT WHEN CONNECTED IN A HIGH TENSION ELECTRICAL IGNITION SYSTEM IT WILL REDUCE INTERFERENCE RESULTING FROM ARCING OF SPARK PLUGS, AND SIMILAR DEVICES. EXCLUDES:RESISTOR (AS MODIFIED) AND SUPPRESSOR, PARASITIC. SEE ALSO FILTER, RADIO FREQUENCY INTERFERENCE.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 2920015560157 does not contain precious metals.
This information was last updated on Apr 01, 2025.