4000

Technical Characteristics

• Filament Designation

  c-7a

• Filament Heavy Duty Service Rating

  extended service

• Bulb Style

  b7 f

• Criticality Code Justification

  csmc and agdv

• Bulb Designator

  c-9 1/2

• Bulb Light Transmission Characteristic

  transparent

• Rated Average Life

  hours

• Burning Position

  any acceptable

• Design Control Reference

  4000

• Overall Length

  3.500 inches maximum

• Light Output Rating

  not rated

• Average Life Rating In Hours

  9000.0

• Emitted Light Characteristic

  clear,sparklite

• Voltage Rating

  120.000 volts minimum and 125.000 volts maximum

• Wattage Rating

  8.500 watts

• Base Style

  a2b candelabra screw

• Current Rating For Which Designed

  not rated

• Special Features

  decorative type for special use or unique application

• Manufacturers Code

  85271