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 FLUOROCARBON CLASS FPM, temp_rating: -15.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF, hardness_rating: 85.0 SHORE DUROMETER A MINIMUM AND 95.0 SHORE DUROMETER A MAXIMUM, center_hole_diameter: 2.342 INCHES MINIMUM AND 2.382 INCHES MAXIMUM IN, cross-sectional_height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN, end_item_identification: HX UNIQUE. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-104-5943, 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
AS3581-142
NSN:5331-01-104-5943 FSC:5331 — O-RING CAGE:81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
material
RUBBER FLUOROCARBON CLASS FPM
temp_rating
-15.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
hardness_rating
85.0 SHORE DUROMETER A MINIMUM AND 95.0 SHORE DUROMETER A MAXIMUM
center_hole_diameter
2.342 INCHES MINIMUM AND 2.382 INCHES MAXIMUM IN
cross-sectional_height
0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
end_item_identification
HX UNIQUE
NSN
5331-01-104-5943
COMPONENT DIAGRAM
KEY FEATURES
•
CROSS-SECTIONAL HEIGHT: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
•
ELONGATION PERCENTAGE: 125 MAXIMUM
•
OUTSIDE DIAMETER: 2.568 INCHES NOMINAL IN
•
MATERIAL: RUBBER FLUOROCARBON CLASS FPM
•
HARDNESS RATING: 90.0 SHORE DUROMETER A NOMINAL
•
CENTER HOLE DIAMETER: 2.342 INCHES MINIMUM AND 2.382 INCHES MAXIMUM IN
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FREQUENTLY ASKED QUESTIONS
What is AS3581-142?
AS3581-142 is a O-RING.
What parts can replace AS3581-142?
There are 24 known substitutes for AS3581-142: NAS1594-007, 2-007V709-90, A211-8 and 21 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AS3581-142?
AS3581-142 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-104-5943. This indicates validated use in U.S. government and defense supply chains.
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