PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 4-318-50
4-318-50 ✓ 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

LINE SECTION,RADIO FREQUENCY TRA. Key specifications include fsc_application_data: ACFT ENG FUEL SYSTEM COMPONENTS, end_item_identification: J-57 ENGINE, general_characteristics_item_description: CONSISTS OF TUBE ASSY,783010,NOZZLE PARTS 218406,260366 OR 318466 ASSY,431839. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5985-00-498-5056, 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
4-318-50
NSN: 5985-00-498-5056
FSC: 5985
CAGE: 16733 — RFS TECHNOLOGIES, INC. (USA)
SPECIFICATIONS
fsc_application_dataACFT ENG FUEL SYSTEM COMPONENTS
end_item_identificationJ-57 ENGINE
general_characteristics_item_descriptionCONSISTS OF TUBE ASSY,783010,NOZZLE PARTS 218406,260366 OR 318466 ASSY,431839
NSN5985-00-498-5056
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available LINE SECTION,RADIO FREQUENCY TRA TITLE COMPONENT PN 4-318-50 MFR LINE SECTION,RADIO FRE
KEY FEATURES
•
FSC APPLICATION DATA: TRANSMISSION LINE
TECHNICAL CHARACTERISTICS (FLIS)
FSC APPLICATION DATATRANSMISSION LINE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
920227Interchangeable
interchangeable cross-reference
interchangeable
431817M1Interchangeable
interchangeable cross-reference
interchangeable
489475Interchangeable
interchangeable cross-reference
interchangeable
482991Interchangeable
interchangeable cross-reference
interchangeable
5"M285B-1473AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 4-318-50?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 4-318-50?
4-318-50 is a LINE SECTION,RADIO FREQUENCY TRA.
What parts can replace 4-318-50?
There are 5 known substitutes for 4-318-50: 920227, 431817M1, 489475 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4-318-50?
4-318-50 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5985-00-498-5056. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 4-318-50

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026