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Technical Data Sheet
PartsTable / O-RING / 2-258 S469-40
2-258 S469-40 ✓ 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 material: RUBBER SILICONE CLASS Q, center_hole_diameter: 5.961 INCHES MINIMUM AND 6.007 INCHES MAXIMUM IN, cross-sectional_height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-928-0487, 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
2-258 S469-40
NSN: 5331-00-928-0487
FSC: 5331 — O-RING
CAGE: C0308 — PARKER HANNIFIN GMBH O-RING DIVISION (DEU)
SPECIFICATIONS
materialRUBBER SILICONE CLASS Q
center_hole_diameter5.961 INCHES MINIMUM AND 6.007 INCHES MAXIMUM IN
cross-sectional_height0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
NSN5331-00-928-0487
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 2-258 S469-40 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
KEY FEATURES
•
CROSS-SECTIONAL HEIGHT: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 5.961 INCHES MINIMUM AND 6.007 INCHES MAXIMUM IN
•
MATERIAL: RUBBER SILICONE CLASS Q
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL HEIGHT0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
CENTER HOLE DIAMETER5.961 INCHES MINIMUM AND 6.007 INCHES MAXIMUM IN
MATERIALRUBBER SILICONE CLASS Q
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
AMS 3301Interchangeable
interchangeable cross-reference
interchangeable
3301Interchangeable
interchangeable cross-reference
interchangeable
0-250THKInterchangeable
interchangeable cross-reference
interchangeable
819976-2Interchangeable
interchangeable cross-reference
interchangeable
2-01S469-40Interchangeable
interchangeable cross-reference
interchangeable
2-10S469-4Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2-258 S469-40?
2-258 S469-40 is a O-RING.
What parts can replace 2-258 S469-40?
There are 10 known substitutes for 2-258 S469-40: AMS 3301, 3301, 0-250THK and 7 more. Substitute compatibility should be verified for your specific system.
Is 2-258 S469-40 still available?
2-258 S469-40 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026