The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER FLUOROCARBON CLASS FPM, temp_rating: -20.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF, hardness_rating: 85.0 SHORE DUROMETER A MINIMUM AND 95.0 SHORE DUROMETER A MAXIMUM, outside_diameter: 6.137 INCHES NOMINAL IN, center_hole_diameter: 5.824 INCHES MINIMUM AND 5.894 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 5331-01-240-9461, 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
AS3581-257
NSN:5331-01-240-9461 FSC:5331 — O-ring CAGE:0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)
SPECIFICATIONS
material
RUBBER FLUOROCARBON CLASS FPM
temp_rating
-20.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
hardness_rating
85.0 SHORE DUROMETER A MINIMUM AND 95.0 SHORE DUROMETER A MAXIMUM
outside_diameter
6.137 INCHES NOMINAL IN
center_hole_diameter
5.824 INCHES MINIMUM AND 5.894 INCHES MAXIMUM IN
cross-sectional_height
0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
material_document_and_classification
AMS7259 ASSN STD SINGLE MATERIAL RESPONSE
NSN
5331-01-240-9461
COMPONENT DIAGRAM
KEY FEATURES
•
TEMP RATING: -20.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
•
CROSS-SECTIONAL HEIGHT: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 6.137 INCHES NOMINAL IN
•
HARDNESS RATING: 85.0 SHORE DUROMETER A MINIMUM AND 95.0 SHORE DUROMETER A MAXIMUM
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS7259 ASSN STD SINGLE MATERIAL RESPONSE
•
CENTER HOLE DIAMETER: 5.824 INCHES MINIMUM AND 5.894 INCHES MAXIMUM IN
•
MATERIAL: RUBBER FLUOROCARBON CLASS FPM
TECHNICAL CHARACTERISTICS
TEMP RATING
-20.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
CROSS-SECTIONAL HEIGHT
0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
OUTSIDE DIAMETER
6.137 INCHES NOMINAL IN
HARDNESS RATING
85.0 SHORE DUROMETER A MINIMUM AND 95.0 SHORE DUROMETER A MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION
AMS7259 ASSN STD SINGLE MATERIAL RESPONSE
CENTER HOLE DIAMETER
5.824 INCHES MINIMUM AND 5.894 INCHES MAXIMUM IN
MATERIAL
RUBBER FLUOROCARBON CLASS FPM
OTHER ITEMS IN FSC 5331 — O-ring
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
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FREQUENTLY ASKED QUESTIONS
What is AS3581-257?
AS3581-257 is a O-RING.
What parts can replace AS3581-257?
There are 3 known substitutes for AS3581-257: MIL-R-83248, M83248/2-257, SAE-AS3581. Substitute compatibility should be verified for your specific system.
What is the NSN for AS3581-257?
AS3581-257 is cataloged in the U.S. Government catalog under NSN 5331-01-240-9461. This indicates validated use in U.S. government and defense supply chains.
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