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Technical Data Sheet
LTX399 ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The LAMP,INCANDESCENT is a the manufacturer industrial component. Key specifications include base_style: MIDGET SCREW, bulb_style: T (TUBULAR), overall_length: 0.630 INCHES MAXIMUM IN, voltage_rating: 28.000 VOLTS NOMINAL, wattage_rating: 1.120 WATTS, bulb_designator: T-1 3/4. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6240-00-865-3257, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
LTX399
NSN: 6240-00-865-3257
FSC: 6240
CAGE: 61342 — LAMPTRONIX CO LTD (USA)
SPECIFICATIONS
base_styleMIDGET SCREW
bulb_styleT (TUBULAR)
overall_length0.630 INCHES MAXIMUM IN
voltage_rating28.000 VOLTS NOMINAL
wattage_rating1.120 WATTS
bulb_designatorT-1 3/4
rated_average_lifeHOURS
light_center_length0.500 INCHES NOMINAL IN
light_output_rating0.300 SPHERICAL CANDLEPOWER NOMINAL SINGLE RATING
filament_designationC-2F
average_life_rating_in_hours7000.0
emitted_light_characteristicCOLORLESS
NSN6240-00-865-3257
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available LAMP,INCANDESCENT TITLE COMPONENT PN LTX399 MFR LAMP,INCANDESCENT
KEY FEATURES
RATED AVERAGE LIFE: HOURS
WATTAGE RATING: 1.120 WATTS
BULB DESIGNATOR: T-1 3/4
LIGHT OUTPUT RATING: 0.300 SPHERICAL CANDLEPOWER NOMINAL SINGLE RATING
BULB LIGHT TRANSMISSION CHARACTERISTIC: TRANSPARENT
BASE STYLE: MIDGET SCREW
LIGHT CENTER LENGTH: 0.500 INCHES NOMINAL IN
AVERAGE LIFE RATING IN HOURS: 7000.0
TECHNICAL CHARACTERISTICS (FLIS)
RATED AVERAGE LIFEHOURS
WATTAGE RATING1.120 WATTS
BULB DESIGNATORT-1 3/4
LIGHT OUTPUT RATING0.300 SPHERICAL CANDLEPOWER NOMINAL SINGLE RATING
BULB LIGHT TRANSMISSION CHARACTERISTICTRANSPARENT
BASE STYLEMIDGET SCREW
LIGHT CENTER LENGTH0.500 INCHES NOMINAL IN
AVERAGE LIFE RATING IN HOURS7000.0
VOLTAGE RATING28.000 VOLTS NOMINAL
END ITEM IDENTIFICATIONTICONDEROGA CLASS CG (47); NIMITZ CLASS CVN; SEAWOLF CLASS SSN; ARLEIGH BURKE CLASS DDG; L.P. COMPRESSORS; AIR COMPRESSORS, HIGH PRESSURE; WASP CLASS LHD; FORRESTAL CLASS CV; ADVANCED CRUISE MISSILE, ACM-129
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
399Interchangeable
interchangeable cross-reference
interchangeable
VP-55Interchangeable
interchangeable cross-reference
interchangeable
21-399Interchangeable
interchangeable cross-reference
interchangeable
3759220Interchangeable
interchangeable cross-reference
interchangeable
17690Interchangeable
interchangeable cross-reference
interchangeable
3883005Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is LTX399?
LTX399 is a LAMP,INCANDESCENT.
What parts can replace LTX399?
There are 23 known substitutes for LTX399: 399, VP-55, 21-399 and 20 more. Substitute compatibility should be verified for your specific system.
Is LTX399 still available?
LTX399 is currently cancelled.
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