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AS3581-234 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

AS3581-234: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER FLUOROCARBON CLASS FPM, temp_rating: -15.0 FAHRENHEIT AND 500.0 FAHRENHEIT DEGF, hardness_rating: 85.0 SHORE DUROMETER A MINIMUM AND 95.0 SHORE DUROMETER A MAXIMUM, outside_diameter: 3.262 INCHES NOMINAL IN, center_hole_diameter: 2.960 INCHES MINIMUM AND 3.008 INCHES MAXIMUM IN, cross-sectional_height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-194-8964, 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
AS3581-234
NSN: 5331-01-194-8964
FSC: 5331 — O-ring
CAGE: 81343 — SOCIETY OF AUTOMOTIVE ENGINEERS INC (USA)
SPECIFICATIONS
materialRUBBER FLUOROCARBON CLASS FPM
temp_rating-15.0 FAHRENHEIT AND 500.0 FAHRENHEIT DEGF
hardness_rating85.0 SHORE DUROMETER A MINIMUM AND 95.0 SHORE DUROMETER A MAXIMUM
outside_diameter3.262 INCHES NOMINAL IN
center_hole_diameter2.960 INCHES MINIMUM AND 3.008 INCHES MAXIMUM IN
cross-sectional_height0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
material_document_and_classificationMIL-R-83248 TYPE 1 CLASS 2 MIL SPEC SINGLE MATERIAL RESPONSE
NSN5331-01-194-8964
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: AS3581-234 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: -15.0 FAHRENHEIT AND 500.0 FAHRENHEIT DEGF
•
CROSS-SECTIONAL HEIGHT: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 3.262 INCHES NOMINAL IN
•
HARDNESS RATING: 85.0 SHORE DUROMETER A MINIMUM AND 95.0 SHORE DUROMETER A MAXIMUM
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-R-83248 TYPE 1 CLASS 2 MIL SPEC SINGLE MATERIAL RESPONSE
•
COLOR: BROWN
•
CENTER HOLE DIAMETER: 2.960 INCHES MINIMUM AND 3.008 INCHES MAXIMUM IN
•
MATERIAL: RUBBER FLUOROCARBON CLASS FPM
TECHNICAL CHARACTERISTICS
TEMP RATING-15.0 FAHRENHEIT AND 500.0 FAHRENHEIT DEGF
CROSS-SECTIONAL HEIGHT0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
OUTSIDE DIAMETER3.262 INCHES NOMINAL IN
HARDNESS RATING85.0 SHORE DUROMETER A MINIMUM AND 95.0 SHORE DUROMETER A MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-83248 TYPE 1 CLASS 2 MIL SPEC SINGLE MATERIAL RESPONSE
COLORBROWN
CENTER HOLE DIAMETER2.960 INCHES MINIMUM AND 3.008 INCHES MAXIMUM IN
MATERIALRUBBER FLUOROCARBON CLASS FPM
SUBSTITUTES & CROSS-REFERENCES 9
CM1-234-V14AReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
2-234V894-90Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
2-234V884-75Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
2996473-19Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
003234EEReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
5P4889Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is AS3581-234?
AS3581-234 is a O-RING.
What parts can replace AS3581-234?
There are 9 known substitutes for AS3581-234: CM1-234-V14A, 2-234V894-90, 2-234V884-75 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AS3581-234?
AS3581-234 is cataloged in the U.S. Government catalog under NSN 5331-01-194-8964. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.