6220-01-493-3222 (BSD 12V 170BSD12V)
NSN 6220-01-493-3222 (NIIN 01-493-3222) is a marine navigational light in Federal Supply Class 6220, Electric Vehicular Lights And Fixtures — a light specifically designed to be mounted on a marine craft to indicate its position in motion or at rest, its speed and/or its direction of travel. Manufacturer part number BSD 12V 170BSD12V; also referenced as 170 BSD 12V (Perko Inc).
Key specs: 12 DC nominal voltage in volts; full characteristics table below. NIIN assigned December 2001; DEMIL A (none required); unit of issue EA (each), $37.79 gov standard price; export Schedule B 9405.40.0000.