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 BUTADIENE-ACRYLONITRILE CLASS NBR, hardness_rating: 60.0 SHORE DUROMETER A MINIMUM AND 70.0 SHORE DUROMETER A MAXIMUM, outside_diameter: 9.204 INCHES MINIMUM AND 9.320 INCHES MAXIMUM IN, center_hole_diameter: 8.954 INCHES MINIMUM AND 9.014 INCHES MAXIMUM IN, cross-sectional_height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN, material_document_and_classification: AMS-7271 ASSN STD SINGLE MATERIAL RESPONSE. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-843-4611, 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
AS3578-270
NSN:5331-00-843-4611 FSC:5331 — O-RING CAGE:81343 — SOCIETY OF AUTOMOTIVE ENGINEERS INC (USA)
SPECIFICATIONS
material
RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
hardness_rating
60.0 SHORE DUROMETER A MINIMUM AND 70.0 SHORE DUROMETER A MAXIMUM
outside_diameter
9.204 INCHES MINIMUM AND 9.320 INCHES MAXIMUM IN
center_hole_diameter
8.954 INCHES MINIMUM AND 9.014 INCHES MAXIMUM IN
cross-sectional_height
0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
material_document_and_classification
AMS-7271 ASSN STD SINGLE MATERIAL RESPONSE
NSN
5331-00-843-4611
COMPONENT DIAGRAM
KEY FEATURES
•
HARDNESS RATING: 60.0 SHORE DUROMETER A MINIMUM AND 70.0 SHORE DUROMETER A MAXIMUM
•
CROSS-SECTIONAL HEIGHT: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 8.954 INCHES MINIMUM AND 9.014 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS-7271 ASSN STD SINGLE MATERIAL RESPONSE
•
OUTSIDE DIAMETER: 9.204 INCHES MINIMUM AND 9.320 INCHES MAXIMUM IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
TECHNICAL CHARACTERISTICS (FLIS)
HARDNESS RATING
60.0 SHORE DUROMETER A MINIMUM AND 70.0 SHORE DUROMETER A MAXIMUM
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FREQUENTLY ASKED QUESTIONS
What is AS3578-270?
AS3578-270 is a O-RING.
What parts can replace AS3578-270?
There are 11 known substitutes for AS3578-270: 2-270 N602-70, 7866-270, MS29513-270 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AS3578-270?
AS3578-270 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-843-4611. This indicates validated use in U.S. government and defense supply chains.
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