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: 65.0 SHORE DUROMETER A NOMINAL, outside_diameter: 3.349 INCHES MINIMUM AND 3.409 INCHES MAXIMUM IN, center_hole_diameter: 3.244 INCHES MINIMUM AND 3.254 INCHES MAXIMUM IN, cross-sectional_height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-805-8688, 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
AS3578-042
NSN:5331-00-805-8688 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 NOMINAL
outside_diameter
3.349 INCHES MINIMUM AND 3.409 INCHES MAXIMUM IN
center_hole_diameter
3.244 INCHES MINIMUM AND 3.254 INCHES MAXIMUM IN
cross-sectional_height
0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
NSN
5331-00-805-8688
COMPONENT DIAGRAM
KEY FEATURES
•
CENTER HOLE DIAMETER: 3.244 INCHES MINIMUM AND 3.254 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 3.349 INCHES MINIMUM AND 3.409 INCHES MAXIMUM IN
•
CROSS-SECTIONAL HEIGHT: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
•
HARDNESS RATING: 65.0 SHORE DUROMETER A NOMINAL
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
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FREQUENTLY ASKED QUESTIONS
What is AS3578-042?
AS3578-042 is a O-RING.
What parts can replace AS3578-042?
There are 24 known substitutes for AS3578-042: 103573, 42-7100-010-070, 42202 and 21 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AS3578-042?
AS3578-042 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-805-8688. This indicates validated use in U.S. government and defense supply chains.
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