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Technical Data Sheet
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4903290 — Technical Data Sheet

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— · 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 INJECTOR ASSEMBLY,FUEL is a the manufacturer industrial component. Key specifications include special_features: QUANTITY REQUIRED FOR NHA = 1, end_item_identification: MRAP - UNIQUE NSN - USED ON 2 MRAP VARIANTS, part_name_assigned_by_controlling_agency: CONNECTOR, INJECTOR. This part is cataloged in the Federal Logistics Information System under NSN 6240-00-578-6763, 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
4903290
NSN: 6240-00-578-6763
FSC: 6240
CAGE: 78422 — J. W. SPEAKER CORPORATION DBA JW SPEAKER CORP (USA)
SPECIFICATIONS
special_featuresQUANTITY REQUIRED FOR NHA = 1
end_item_identificationMRAP - UNIQUE NSN - USED ON 2 MRAP VARIANTS
part_name_assigned_by_controlling_agencyCONNECTOR, INJECTOR
NSN6240-00-578-6763
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available INJECTOR ASSEMBLY,FUEL TITLE COMPONENT PN 4903290 MFR INJECTOR ASSEMBLY,FUEL
KEY FEATURES
•
RATED AVERAGE LIFE: HOURS
•
LIGHT INTENSITY DISTRIBUTION FEATURE: PARABOLIC REFLECTOR
•
CURRENT RATING FOR WHICH DESIGNED: 0.234 AMPERES NOMINAL
•
AVERAGE LIFE RATING IN HOURS: 300.0
•
FEATURES PROVIDED: HEAT RESISTANT GLASS
•
VOLTAGE RATING: 12.800 VOLTS NOMINAL
•
FILAMENT HEAVY DUTY SERVICE RATING: NOT RATED
•
NONDEFINITIVE SPEC/STD DATA: III TYPE
TECHNICAL CHARACTERISTICS
RATED AVERAGE LIFEHOURS
LIGHT INTENSITY DISTRIBUTION FEATUREPARABOLIC REFLECTOR
CURRENT RATING FOR WHICH DESIGNED0.234 AMPERES NOMINAL
AVERAGE LIFE RATING IN HOURS300.0
FEATURES PROVIDEDHEAT RESISTANT GLASS
VOLTAGE RATING12.800 VOLTS NOMINAL
FILAMENT HEAVY DUTY SERVICE RATINGNOT RATED
NONDEFINITIVE SPEC/STD DATAIII TYPE
BULB LIGHT TRANSMISSION CHARACTERISTICTRANSPARENT
EMITTED LIGHT CHARACTERISTICWHITE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
4416InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
MP254-40BInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
FFS325GR0UP5TYPE1CLASS1InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
FFS325InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
216-01860-9InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
40022BBDTInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4903290?
4903290 is a INJECTOR ASSEMBLY,FUEL.
What parts can replace 4903290?
There are 22 known substitutes for 4903290: 4416, MP254-40B, FFS325GR0UP5TYPE1CLASS1 and 19 more. Substitute compatibility should be verified for your specific system.
Is 4903290 still available?
4903290 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: September 2026