PartsTable
Technical Data Sheet
PartsTable / O-RING / 401590ITEM27
401590ITEM27 ✓ 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 5331-01-414-0806, 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
401590ITEM27
NSN: 5331-01-414-0806
FSC: 5331 — O-RING
CAGE: 0GL50 — CHARLESTON'S RIGGING & MARINE HARDWARE, INC. DBA CAROLINA'S RIGGING (USA)
SPECIFICATIONS
Part Number401590ITEM27
NSN5331-01-414-0806
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 401590ITEM27 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 6
51 HIGH CONTRAST PRINTInterchangeable
interchangeable cross-reference
interchangeable
600752Interchangeable
interchangeable cross-reference
interchangeable
619194Interchangeable
interchangeable cross-reference
interchangeable
852545Interchangeable
interchangeable cross-reference
interchangeable
7410920Interchangeable
interchangeable cross-reference
interchangeable
27590Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 401590ITEM27?
401590ITEM27 is a O-RING.
What parts can replace 401590ITEM27?
There are 6 known substitutes for 401590ITEM27: 51 HIGH CONTRAST PRINT, 600752, 619194 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 401590ITEM27?
401590ITEM27 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-414-0806. 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