NSN: 6240-00-155-8675

Technical Characteristics

• Voltage Rating

  2.470 volts nominal

• Burning Position

  any acceptable

• Bulb Designator

  b-3 1/2

• Filament Designation

  c-2r

• Base Style

  single contact miniature flanged

• Filament Heavy Duty Service Rating

  not rated

• Average Life Rating In Hours

  30.0

• Current Rating For Which Designed

  0.300 amperes nominal

• Bulb Style

  b (arbitrary designation)

• Light Center Length

  0.250 inches nominal

• Overall Length

  1.250 inches maximum

• Rated Average Life

  hours

• Emitted Light Characteristic

  colorless

• Light Output Rating

  0.450 spherical candlepower nominal single rating

• Wattage Rating

  0.741 watts

• Bulb Light Transmission Characteristic

  transparent

• ~1

  (f-15c/d/e); engine, aircraft, tf33-100 (e3a/b/c

• End Item Identification

  torpedo, adcap 48; engine, aircraft, j69-t-25 (t-37b); landing craft air cushion (lcac); engine, aircraft, tf-33-p-7 (c-141a/b); fire pumps; engine, aircraft, tf39-ge-1 (c-5a); aircraft (ac-130h, mc-130h, ec-130e, hc-130); engine, aircraft, f100 pw220