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Technical Data Sheet
550090-8 ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
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PRODUCT OVERVIEW

The LAMP,INCANDESCENT is a the manufacturer industrial component. Key specifications include base_style: TELEPHONE SLIDE NUMBER THREE, bulb_style: T (TUBULAR), overall_length: 1.690 INCHES MAXIMUM IN, voltage_rating: 55.000 VOLTS NOMINAL, bulb_designator: T-2, rated_average_life: HOURS. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6240-00-922-5042, 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
550090-8
NSN: 6240-00-922-5042
FSC: 6240
CAGE: 28528 — ITT INDUSTRIES INC ITT AEROSPACE COMMUNICATIONS DIV EAST (USA)
SPECIFICATIONS
base_styleTELEPHONE SLIDE NUMBER THREE
bulb_styleT (TUBULAR)
overall_length1.690 INCHES MAXIMUM IN
voltage_rating55.000 VOLTS NOMINAL
bulb_designatorT-2
rated_average_lifeHOURS
light_output_rating1400.000 END FOOTCANDLES NOMINAL SINGLE RATING
filament_designationC-7A A
specification/standard_data08108-55C3 MANUFACTURERS STANDARD
average_life_rating_in_hours5000.0
emitted_light_characteristicWHITE
current_rating_for_which_designed0.050 AMPERES NOMINAL
NSN6240-00-922-5042
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available LAMP,INCANDESCENT TITLE COMPONENT PN 550090-8 MFR LAMP,INCANDESCENT
KEY FEATURES
FILAMENT DESIGNATION: C-7A A
AVERAGE LIFE RATING IN HOURS: 5000.0
RATED AVERAGE LIFE: HOURS
LIGHT OUTPUT RATING: 1400.000 END FOOTCANDLES NOMINAL SINGLE RATING
CURRENT RATING FOR WHICH DESIGNED: 0.050 AMPERES NOMINAL
VOLTAGE RATING: 55.000 VOLTS NOMINAL
BASE STYLE: TELEPHONE SLIDE NUMBER THREE
BULB DESIGNATOR: T-2
TECHNICAL CHARACTERISTICS (FLIS)
FILAMENT DESIGNATIONC-7A A
AVERAGE LIFE RATING IN HOURS5000.0
RATED AVERAGE LIFEHOURS
LIGHT OUTPUT RATING1400.000 END FOOTCANDLES NOMINAL SINGLE RATING
CURRENT RATING FOR WHICH DESIGNED0.050 AMPERES NOMINAL
VOLTAGE RATING55.000 VOLTS NOMINAL
BASE STYLETELEPHONE SLIDE NUMBER THREE
BULB DESIGNATORT-2
BULB LIGHT TRANSMISSION CHARACTERISTICTRANSPARENT
BULB STYLET (TUBULAR)
VERIFIED SUBSTITUTES & CROSS-REFERENCES 26
879Interchangeable
interchangeable cross-reference
interchangeable
332-14-07-041Interchangeable
interchangeable cross-reference
interchangeable
HA4559Interchangeable
interchangeable cross-reference
interchangeable
35A1Interchangeable
interchangeable cross-reference
interchangeable
6240PL1337479Interchangeable
interchangeable cross-reference
interchangeable
35AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 550090-8?
550090-8 is a LAMP,INCANDESCENT.
What parts can replace 550090-8?
There are 26 known substitutes for 550090-8: 879, 332-14-07-041, HA4559 and 23 more. Substitute compatibility should be verified for your specific system.
Is 550090-8 still available?
550090-8 is currently cancelled.
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