NSN: 6240-01-358-6060

Technical Characteristics

• Average Life Rating In Hours

  8000.0

• Light Output Rating

  1750.000 lumens nominal single rating

• Emitted Light Characteristic

  colorless

• Special Features

  high krypton fill; a tubular crown watt-saver; used w/traffic signals

• Overall Length

  4.688 inches maximum

• Burning Position

  any acceptable

• Base Style

  medium screw

• Wattage Rating

  135.000 watts

• Bulb Style

  bt (bulged tubular)

• Voltage Rating

  120.000 volts minimum and 125.000 volts maximum

• Rated Average Life

  hours

• Filament Designation

  c-11v

• Bulb Light Transmission Characteristic

  transparent

• Light Center Length

  3.000 inches nominal

• Filament Heavy Duty Service Rating

  extended service

• Bulb Designator

  at-21