50/185 12PK/120V

Technical Characteristics

• Light Output Rating

  580.000 lumens nominal 1st rating

• Light Output Rating

  2330.000 lumens nominal 2nd rating

• Bulb Style

  a (arbitrary designation)

• Current Rating For Which Designed

  0.417 amperes minimum and 1.542 amperes maximum

• Filament Designation

  c-2r or cc-8

• Filament Heavy Duty Service Rating

  not rated

• Voltage Rating

  120.000 volts nominal

• Light Center Length

  3.875 inches nominal

• Light Output Rating

  2910.000 lumens nominal 3rd rating

• Bulb Light Transmission Characteristic

  translucent

• Emitted Light Characteristic

  white

• Special Features

  energy saver

• Rated Average Life

  hours

• Wattage Rating

  135.000 watts and 50.000 watts and 185.000 watts

• Bulb Designator

  a-21

• Average Life Rating In Hours

  1200.0 and 1500.0

• Base Style

  medium screw

• Criticality Code Justification

  feat

• Burning Position

  any acceptable

• Overall Length

  5.250 inches nominal