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Technical Data Sheet
28747-4 ✓ 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: MEDIUM SCREW, bulb_style: PAR (PARABOLIC, ALUMNIZED REFLECTOR), overall_length: 5.312 INCHES NOMINAL IN, voltage_rating: 120.000 VOLTS MINIMUM AND 130.000 VOLTS MAXIMUM, wattage_rating: 55.000 WATTS, bulb_designator: PAR-38. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6240-01-344-5455, 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
28747-4
NSN: 6240-01-344-5455
FSC: 6240
CAGE: 62607 — PHILIPS ELECTRONICS NORTH AMERICA CORPORATION DBA PHILIPS LIGHTING DIV PHILIPS LIGHTING COMPANY (USA)
SPECIFICATIONS
base_styleMEDIUM SCREW
bulb_stylePAR (PARABOLIC, ALUMNIZED REFLECTOR)
overall_length5.312 INCHES NOMINAL IN
voltage_rating120.000 VOLTS MINIMUM AND 130.000 VOLTS MAXIMUM
wattage_rating55.000 WATTS
bulb_designatorPAR-38
light_beam_typeSPOT
special_featuresWATT-MISER
rated_average_lifeHOURS
light_output_rating520.000 LUMENS NOMINAL SINGLE RATING
filament_designationC,CC-6
average_life_rating_in_hours3000.0
NSN6240-01-344-5455
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available LAMP,INCANDESCENT TITLE COMPONENT PN 28747-4 MFR LAMP,INCANDESCENT
KEY FEATURES
LIGHT OUTPUT RATING: 520.000 LUMENS NOMINAL SINGLE RATING
FILAMENT DESIGNATION: C,CC-6
RATED AVERAGE LIFE: HOURS
CRITICALITY CODE JUSTIFICATION: FEAT
CURRENT RATING FOR WHICH DESIGNED: 0.423 AMPERES MINIMUM AND 0.458 AMPERES MAXIMUM
WATTAGE RATING: 55.000 WATTS
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH5.312 INCHES NOMINAL IN
LIGHT OUTPUT RATING520.000 LUMENS NOMINAL SINGLE RATING
SPECIAL FEATURESWATT-MISER
FILAMENT DESIGNATIONC,CC-6
RATED AVERAGE LIFEHOURS
CRITICALITY CODE JUSTIFICATIONFEAT
CURRENT RATING FOR WHICH DESIGNED0.423 AMPERES MINIMUM AND 0.458 AMPERES MAXIMUM
WATTAGE RATING55.000 WATTS
BULB DESIGNATORPAR-38
AVERAGE LIFE RATING IN HOURS3000.0
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
14512Interchangeable
interchangeable cross-reference
interchangeable
1549Interchangeable
interchangeable cross-reference
interchangeable
21668Interchangeable
interchangeable cross-reference
interchangeable
NW21668Interchangeable
interchangeable cross-reference
interchangeable
902040K1Interchangeable
interchangeable cross-reference
interchangeable
6331Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 28747-4?
28747-4 is a LAMP,INCANDESCENT.
What parts can replace 28747-4?
There are 17 known substitutes for 28747-4: 14512, 1549, 21668 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 28747-4?
28747-4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6240-01-344-5455. This indicates validated use in U.S. government and defense supply chains.
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