PartsTable
Technical Data Sheet
LL-HX4-2839 ✓ Verified by PartsTable
· ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The O-RING is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-231-0694, 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
LL-HX4-2839
NSN: 5331-01-231-0694
FSC: 5331 — O-RING
CAGE: 81400 — HASKEL INTERNATIONAL, LLC DBA HASKEL INTERNATIONAL, LLC (USA)
SPECIFICATIONS
Part NumberLL-HX4-2839
NSN5331-01-231-0694
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: LL-HX4-2839 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
AG62AG152Interchangeable
interchangeable cross-reference
interchangeable
568013-2Interchangeable
interchangeable cross-reference
interchangeable
PL-52601 PIECE 4Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is LL-HX4-2839?
LL-HX4-2839 is a O-RING.
What parts can replace LL-HX4-2839?
There are 3 known substitutes for LL-HX4-2839: AG62AG152, 568013-2, PL-52601 PIECE 4. Substitute compatibility should be verified for your specific system.
What is the NSN for LL-HX4-2839?
LL-HX4-2839 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-231-0694. This indicates validated use in U.S. government and defense supply chains.
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