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AS3581-448 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

AS3581-448: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include temp_rating: -20.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF, hardness_rating: 90.0 SHORE DUROMETER A NOMINAL, outside_diameter: 10.025 INCHES NOMINAL IN, center_hole_diameter: 9.420 INCHES MINIMUM AND 9.530 INCHES MAXIMUM IN, cross-sectional_height: 0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-252-0124, 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
AS3581-448
NSN: 5331-01-252-0124
FSC: 5331 — O-ring
CAGE: 0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)
SPECIFICATIONS
temp_rating-20.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
hardness_rating90.0 SHORE DUROMETER A NOMINAL
outside_diameter10.025 INCHES NOMINAL IN
center_hole_diameter9.420 INCHES MINIMUM AND 9.530 INCHES MAXIMUM IN
cross-sectional_height0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
NSN5331-01-252-0124
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: AS3581-448 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
•
TEMP RATING: -20.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
•
CROSS-SECTIONAL HEIGHT: 0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 10.025 INCHES NOMINAL IN
•
HARDNESS RATING: 90.0 SHORE DUROMETER A NOMINAL
•
CENTER HOLE DIAMETER: 9.420 INCHES MINIMUM AND 9.530 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
TEMP RATING-20.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
CROSS-SECTIONAL HEIGHT0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
OUTSIDE DIAMETER10.025 INCHES NOMINAL IN
HARDNESS RATING90.0 SHORE DUROMETER A NOMINAL
CENTER HOLE DIAMETER9.420 INCHES MINIMUM AND 9.530 INCHES MAXIMUM IN
OTHER ITEMS IN FSC 5331 — O-ring
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5331-00-001-1971 5331-00-001-1979 5331-00-001-3904 5331-00-001-3905 5331-00-001-3906 5331-00-001-3908 5331-00-001-3923 5331-00-001-3924
SUBSTITUTES & CROSS-REFERENCES 3
AMS7259Reference document
Same NSN cross-reference
Reference document — Secondary reference
SAE-AS3581Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
M83248/2-448Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is AS3581-448?
AS3581-448 is a O-RING.
What parts can replace AS3581-448?
There are 3 known substitutes for AS3581-448: AMS7259, SAE-AS3581, M83248/2-448. Substitute compatibility should be verified for your specific system.
What is the NSN for AS3581-448?
AS3581-448 is cataloged in the U.S. Government catalog under NSN 5331-01-252-0124. This indicates validated use in U.S. government and defense supply chains.
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