PartsTable
Technical Data Sheet
PartsTable / O-RING / E649-1618-PN-150
E649-1618-PN-150 ✓ 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. Key specifications include special_features: E/I CAGE 03950, MISC. REPAIR PARTS, part_name_assigned_by_controlling_agency: O-RING.

This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-699-3928, 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
E649-1618-PN-150
NSN: 5331-01-699-3928
FSC: 5331 — O-RING
CAGE: 96169 — ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT (USA)
SPECIFICATIONS
special_featuresE/I CAGE 03950, MISC. REPAIR PARTS
part_name_assigned_by_controlling_agencyO-RING
NSN5331-01-699-3928
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: E649-1618-PN-150 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
TECHNICAL CHARACTERISTICS (FLIS)
PART NAME ASSIGNED BY CONTROLLING AGENCYO-RING
SPECIAL FEATURESE/I CAGE 03950, MISC. REPAIR PARTS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
2-249E540-80Interchangeable
interchangeable cross-reference
interchangeable
AS568-249Interchangeable
interchangeable cross-reference
interchangeable
M2AA810A13EA14F17Interchangeable
interchangeable cross-reference
interchangeable
E649-1618-F115Interchangeable
interchangeable cross-reference
interchangeable
515-8617512Interchangeable
interchangeable cross-reference
interchangeable
515-8543196-F115Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is E649-1618-PN-150?
E649-1618-PN-150 is a O-RING.
What parts can replace E649-1618-PN-150?
There are 13 known substitutes for E649-1618-PN-150: 2-249E540-80, AS568-249, M2AA810A13EA14F17 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for E649-1618-PN-150?
E649-1618-PN-150 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-699-3928. 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