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 OR RUBBER POLYETHER URETHANE CLASS EU OR RUBBER POLYESTER URETHANE CLASS AU, temp_rating: -30.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF, hardness_rating: 70.0 SHORE DUROMETER A NOMINAL, outside_diameter: 13.189 INCHES MINIMUM AND 13.335 INCHES MAXIMUM IN, center_hole_diameter: 12.954 INCHES MINIMUM AND 13.014 INCHES MAXIMUM IN, elongation_percentage: 331 MAXIMUM. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-469-4007, 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
AS568-279
NSN:5331-00-469-4007 FSC:5331 — O-RING CAGE:0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)
SPECIFICATIONS
material
RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OR RUBBER POLYETHER URETHANE CLASS EU OR RUBBER POLYESTER URETHANE CLASS AU
temp_rating
-30.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
hardness_rating
70.0 SHORE DUROMETER A NOMINAL
outside_diameter
13.189 INCHES MINIMUM AND 13.335 INCHES MAXIMUM IN
center_hole_diameter
12.954 INCHES MINIMUM AND 13.014 INCHES MAXIMUM IN
elongation_percentage
331 MAXIMUM
cross-sectional_height
0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
NSN
5331-00-469-4007
COMPONENT DIAGRAM
KEY FEATURES
•
HARDNESS RATING: 70.0 SHORE DUROMETER A NOMINAL
•
CROSS-SECTIONAL HEIGHT: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
•
ELONGATION PERCENTAGE: 331 MAXIMUM
•
OUTSIDE DIAMETER: 13.189 INCHES MINIMUM AND 13.335 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 12.954 INCHES MINIMUM AND 13.014 INCHES MAXIMUM IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OR RUBBER POLYETHER URETHANE CLASS EU OR RUBBER POLYESTER URETHANE CLASS AU
•
TEMP RATING: -30.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
TECHNICAL CHARACTERISTICS (FLIS)
HARDNESS RATING
70.0 SHORE DUROMETER A NOMINAL
CROSS-SECTIONAL HEIGHT
0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
ELONGATION PERCENTAGE
331 MAXIMUM
OUTSIDE DIAMETER
13.189 INCHES MINIMUM AND 13.335 INCHES MAXIMUM IN
CENTER HOLE DIAMETER
12.954 INCHES MINIMUM AND 13.014 INCHES MAXIMUM IN
MATERIAL
RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OR RUBBER POLYETHER URETHANE CLASS EU OR RUBBER POLYESTER URETHANE CLASS AU
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FREQUENTLY ASKED QUESTIONS
What is AS568-279?
AS568-279 is a O-RING.
What parts can replace AS568-279?
There are 11 known substitutes for AS568-279: 26003, AS568-279, D0585002 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AS568-279?
AS568-279 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-469-4007. This indicates validated use in U.S. government and defense supply chains.
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