HM642

Incandescent Lamp

NSN 6240-00-168-0411

DEMIL

Shelf Life

UOM

NIIN

Demil:

Shelf Life:

N/A

UOM:

1 EA

NIIN:

001680411

Technical Specifications of NSN

Overall Length:

0.250 inches

Wire Lead Length:

1.360 inches

Filament Designation:

Cc-2f

Light Output Rating:

0.150 spherical candlepower single rating

Average Life Rating In Hours:

4000.0

Filament Heavy Duty Service Rating:

Not rated

End Application:

Carrier based asw module; aircraft, (ac-130h, mc-130h, ec-130e, hc-1; helicopter, mh-53e; helicopter, advance attack, ah-1w; defense communications radio (9 systems); helicopter, carrier based asw, sh-60f; helicopter, search and rescue, hh-60h; helicopter, uscg search and rescue, hh-60j; aircraft, sof (ac-130h, mc-130h, ec-130e, hc-130); aircraft, e-4b airborne command post; aircraft, airlifter c-17a; ticonderoga class c (47)

Emitted Light Characteristic:

Colorless

Light Center Length:

0.125 inches

Voltage Rating:

28.000 volts

Wattage Rating:

0.672 watts

Base Style:

Wire leads, down

Bulb Style:

T (tubular)

Bulb Designator:

T-1

Bulb Light Transmission Characteristic:

Transparent

Current Rating For Which Designed:

0.024 amperes

Rated Average Life:

Hours

Burning Position:

Any acceptable

Specification Data:

08108-6838 manufacturers standard

NSN:

6240-00-168-0411

Item Name:

Optic Lamp

Cage Code:

55292

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Catalog Drilldown
--- Lighting Fixtures And Lamps
------ Electric Lamps
--------- Incandescent Lamps
------------ P/N HM642

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Last Updated: 01/18/2025