National Stock Number
2920-00-255-0537
National Stock Number (NSN) 2920-00-255-0537, or NIIN 002550537, (regulator,engine generator) was assigned June 15, 1973 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. 5 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 4 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, only one supplier is 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 assigned to Item Name Code (INC) 17169. [A REGULATOR DESIGNED TO AUTOMATICALLY MAINTAIN THE CURRENT AND/OR VOLTAGE OUTPUT OF AN ENGINE GENERATOR WITHIN SPECIFIED LIMITS, REGARDLESS OF VARIATION OF LOAD OR INPUT VOLTAGES. MAY INCLUDE CUTOUT RELAY. DOES NOT INCLUDE ITEMS IN WHICH REGULATION IS ACCOMPLISHED BY TRANSFORMER ACTION. SEE ALSO REGULATOR, CURRENT AND REGULATOR, VOLTAGE.]. 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 2920002550537 contains an unknown precious metal.
This NSN is associated to Schedule B 8511802000: voltage and voltage-current regulators with cut-out relays, designed for 6v, 12v, and 24v systems. The Schedule B End Use is listed as engines and engine parts (carburetors, pistons, rings, and valves.
This information was last updated on Aug 01, 2025.