NSN: 6240-01-302-1145

Technical Characteristics

• Bulb Style

  t (tubular)

• Bulb Light Transmission Characteristic

  transparent

• Bulb Designator

  t-4

• Wattage Rating

  49.920 watts

• Emitted Light Characteristic

  colorless

• Rated Average Life

  hours

• Filament Designation

  c-6

• Light Center Length

  1.250 inches nominal

• Filament Heavy Duty Service Rating

  not rated

• Current Rating For Which Designed

  3.900 amperes nominal

• Average Life Rating In Hours

  200.0

• Overall Length

  2.500 inches nominal

• Burning Position

  any acceptable

• Light Output Rating

  100.000 spherical candlepower nominal single rating

• Voltage Rating

  12.800 volts nominal

• End Item Identification

  aircraft,b-1b

• Base Style

  single contact bayonet candelabra