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Technical Data Sheet
H43AYDX ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
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Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The LAMP,MERCURY VAPOR is a the manufacturer industrial component. Key specifications include base_style: MEDIUM SCREW, bulb_style: E (ELIPTICAL), overall_length: 6.500 INCHES NOMINAL IN, voltage_rating: 130.000 VOLTS NOMINAL, wattage_rating: 75.000 WATTS, bulb_designator: E-21. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6240-00-875-8075, 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
H43AYDX
NSN: 6240-00-875-8075
FSC: 6240
CAGE: 80204 — AMERICAN NATIONAL STANDARDS INSTITUTE INCORPORATED DBA AMERICAN NATIONAL STANDARDS INSTITUTE (USA)
SPECIFICATIONS
base_styleMEDIUM SCREW
bulb_styleE (ELIPTICAL)
overall_length6.500 INCHES NOMINAL IN
voltage_rating130.000 VOLTS NOMINAL
wattage_rating75.000 WATTS
bulb_designatorE-21
burning_positionBASE UP
features_providedWATERPROOF TERMINALS
rated_average_lifeHOURS
light_center_length3.562 INCHES MINIMUM AND 3.938 INCHES MAXIMUM IN
average_life_rating_in_hours16000.0
emitted_light_characteristicWHITE, DELUXE
NSN6240-00-875-8075
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available LAMP,MERCURY VAPOR TITLE COMPONENT PN H43AYDX MFR LAMP,MERCURY VAPOR
KEY FEATURES
BULB LIGHT TRANSMISSION CHARACTERISTIC: TRANSLUCENT
BULB STYLE: E (ELIPTICAL)
VOLTAGE RATING: 130.000 VOLTS NOMINAL
RATED AVERAGE LIFE: HOURS
BULB DESIGNATOR: E-21
FEATURES PROVIDED: WATERPROOF TERMINALS
AVERAGE LIFE RATING IN HOURS: 16000.0
WATTAGE RATING: 75.000 WATTS
TECHNICAL CHARACTERISTICS (FLIS)
BULB LIGHT TRANSMISSION CHARACTERISTICTRANSLUCENT
BULB STYLEE (ELIPTICAL)
VOLTAGE RATING130.000 VOLTS NOMINAL
RATED AVERAGE LIFEHOURS
BULB DESIGNATORE-21
FEATURES PROVIDEDWATERPROOF TERMINALS
AVERAGE LIFE RATING IN HOURS16000.0
WATTAGE RATING75.000 WATTS
BASE STYLEMEDIUM SCREW
BURNING POSITIONBASE UP
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
H44-4JMInterchangeable
interchangeable cross-reference
interchangeable
C78-380Interchangeable
interchangeable cross-reference
interchangeable
H400E1Interchangeable
interchangeable cross-reference
interchangeable
H33CD-400Interchangeable
interchangeable cross-reference
interchangeable
X7-25360Interchangeable
interchangeable cross-reference
interchangeable
H33-1GLCInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is H43AYDX?
H43AYDX is a LAMP,MERCURY VAPOR.
What parts can replace H43AYDX?
There are 20 known substitutes for H43AYDX: H44-4JM, C78-380, H400E1 and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for H43AYDX?
H43AYDX is cataloged in the Federal Logistics Information System (FLIS) under NSN 6240-00-875-8075. This indicates validated use in U.S. government and defense supply chains.
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