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PartsTable / COMPONENT / SY9919-4
SY9919-4 ✓ 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

The SEAL,FUEL is a the manufacturer industrial component. Key specifications include material: STEEL, overall_width: 1.110 INCHES MINIMUM AND 1.150 INCHES MAXIMUM IN, overall_length: 2.050 INCHES MINIMUM AND 2.090 INCHES MAXIMUM IN, end_item_identification: ACFT ENG F101, criticality_code_justification: MATT AND ABHP AND ABMK AND AGAV. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2840-01-171-0874, 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
SY9919-4
NSN: 2840-01-171-0874
FSC: 2840
CAGE: 95272 — STILLMAN SEAL CORPORATION DIV STILLMAN SEAL CORPERATION (USA)
SPECIFICATIONS
materialSTEEL
overall_width1.110 INCHES MINIMUM AND 1.150 INCHES MAXIMUM IN
overall_length2.050 INCHES MINIMUM AND 2.090 INCHES MAXIMUM IN
end_item_identificationACFT ENG F101
criticality_code_justificationMATT AND ABHP AND ABMK AND AGAV
NSN2840-01-171-0874
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SEAL,FUEL TITLE COMPONENT PN SY9919-4 MFR SEAL,FUEL
KEY FEATURES
•
MATERIAL: STEEL
•
CRITICALITY CODE JUSTIFICATION: MATT AND ABHP AND ABMK AND AGAV
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL
OVERALL WIDTH1.110 INCHES MINIMUM AND 1.150 INCHES MAXIMUM IN
END ITEM IDENTIFICATIONACFT ENG F101
OVERALL LENGTH2.050 INCHES MINIMUM AND 2.090 INCHES MAXIMUM IN
CRITICALITY CODE JUSTIFICATIONMATT AND ABHP AND ABMK AND AGAV
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
6239Interchangeable
interchangeable cross-reference
interchangeable
5349744Interchangeable
interchangeable cross-reference
interchangeable
3819243Interchangeable
interchangeable cross-reference
interchangeable
LX-1409Interchangeable
interchangeable cross-reference
interchangeable
3-8INB6000Interchangeable
interchangeable cross-reference
interchangeable
50720AXInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SY9919-4?
SY9919-4 is a SEAL,FUEL.
What parts can replace SY9919-4?
There are 19 known substitutes for SY9919-4: 6239, 5349744, 3819243 and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SY9919-4?
SY9919-4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2840-01-171-0874. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026