The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR, hardness_rating: 65.0 SHORE DUROMETER A MINIMUM AND 75.0 SHORE DUROMETER A MAXIMUM, peripheral_diameter: 20.375 INCHES NOMINAL IN, center_hole_diameter: 19.905 INCHES MINIMUM AND 20.000 INCHES MAXIMUM IN, cross-sectional_height: 0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN, material_document_and_classification: AMS-7272 ASSN STD SINGLE MATERIAL RESPONSE. This part is cataloged in the U.S.
Government catalog under NSN 5331-00-152-6341, 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
AS3551-389
NSN:5331-00-152-6341 FSC:5331 — O-ring CAGE:0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)
SPECIFICATIONS
material
RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
hardness_rating
65.0 SHORE DUROMETER A MINIMUM AND 75.0 SHORE DUROMETER A MAXIMUM
peripheral_diameter
20.375 INCHES NOMINAL IN
center_hole_diameter
19.905 INCHES MINIMUM AND 20.000 INCHES MAXIMUM IN
cross-sectional_height
0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN
material_document_and_classification
AMS-7272 ASSN STD SINGLE MATERIAL RESPONSE
NSN
5331-00-152-6341
COMPONENT DIAGRAM
KEY FEATURES
•
CROSS-SECTIONAL HEIGHT: 0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN
•
HARDNESS RATING: 65.0 SHORE DUROMETER A MINIMUM AND 75.0 SHORE DUROMETER A MAXIMUM
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS-7272 ASSN STD SINGLE MATERIAL RESPONSE
•
PERIPHERAL DIAMETER: 20.375 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 19.905 INCHES MINIMUM AND 20.000 INCHES MAXIMUM IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT
0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN
HARDNESS RATING
65.0 SHORE DUROMETER A MINIMUM AND 75.0 SHORE DUROMETER A MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION
AMS-7272 ASSN STD SINGLE MATERIAL RESPONSE
PERIPHERAL DIAMETER
20.375 INCHES NOMINAL IN
CENTER HOLE DIAMETER
19.905 INCHES MINIMUM AND 20.000 INCHES MAXIMUM IN
MATERIAL
RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
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 AS3551-389?
AS3551-389 is a O-RING.
What parts can replace AS3551-389?
There are 2 known substitutes for AS3551-389: MS9241-389, SAE-AS3551. Substitute compatibility should be verified for your specific system.
What is the NSN for AS3551-389?
AS3551-389 is cataloged in the U.S. Government catalog under NSN 5331-00-152-6341. This indicates validated use in U.S. government and defense supply chains.
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