5930-00-258-1844 (FL2678)
NSN 5930-00-258-1844 (NIIN 00-258-1844) is a mercury switch in Federal Supply Class 5930, Switches — a switch in which a mercury pool is used to bridge fixed contacts when their inclosing sealed capsule is tilted. Manufacturer part number FL2678 (Crouse-Hinds Co, CAGE 15235); also referenced as G20SZ (American Electronic Components, Inc.).
Key specs: 35 A resistive AC contact load current at rated voltage; full characteristics table below. NIIN assigned January 1963; DEMIL A (none required); unit of issue EA (each), $19.89 gov standard price; export Schedule B 8536.50.9035. Supersedes 5930-00-329-5930 (1960).