NSN: 6240-00-793-1807

Technical Characteristics

• Bulb Designator

  t-1 1/2

• Light Output Rating

  0.035 spherical candlepower minimum single rating and 0.044 spherical candlepower maximum single rating

• Base Style

  midget flanged

• Burning Position

  any acceptable

• Filament Designation

  c-2r

• Filament Heavy Duty Service Rating

  not rated

• Features Provided

  preaged lamp

• Voltage Rating

  4.700 volts minimum and 5.300 volts maximum

• Average Life Rating In Hours

  3000.0

• End Item Identification

  helicopter, rh-53; helicopter, ch-53a/d/e; aircraft, stratofortress b-52; helicopter, sea king h-3; f4s aircraft

• Current Rating For Which Designed

  0.170 amperes minimum and 0.190 amperes maximum

• Rated Average Life

  hours

• Overall Length

  0.550 inches minimum and 0.656 inches maximum

• Bulb Light Transmission Characteristic

  transparent

• Bulb Style

  t (tubular)

• Emitted Light Characteristic

  red, aviation, mil-c-25050 type 1