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: PLASTIC POLYTETRAFLUOROETHYLENE, temp_rating: -65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF, hardness_rating: 90.0 SHORE DUROMETER A NOMINAL, outside_diameter: 0.429 INCHES NOMINAL IN, center_hole_diameter: 0.296 INCHES MINIMUM AND 0.306 INCHES MAXIMUM IN, elongation_percentage: 80 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 5331-00-931-6756, 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
AS568A-903
NSN:5331-00-931-6756 FSC:5331 — O-RING CAGE:86177 — CLARK GASKET CO., INC. (USA)
SPECIFICATIONS
material
PLASTIC POLYTETRAFLUOROETHYLENE
temp_rating
-65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF
hardness_rating
90.0 SHORE DUROMETER A NOMINAL
outside_diameter
0.429 INCHES NOMINAL IN
center_hole_diameter
0.296 INCHES MINIMUM AND 0.306 INCHES MAXIMUM IN
elongation_percentage
80 MAXIMUM
cross-sectional_height
0.061 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN
NSN
5331-00-931-6756
COMPONENT DIAGRAM
KEY FEATURES
•
TEMP RATING: -65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF
•
CENTER HOLE DIAMETER: 0.296 INCHES MINIMUM AND 0.306 INCHES MAXIMUM IN
•
ELONGATION PERCENTAGE: 80 MAXIMUM
•
MATERIAL: PLASTIC POLYTETRAFLUOROETHYLENE
•
HARDNESS RATING: 90.0 SHORE DUROMETER A NOMINAL
•
CROSS-SECTIONAL HEIGHT: 0.061 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN
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FREQUENTLY ASKED QUESTIONS
What is AS568A-903?
AS568A-903 is a O-RING.
What parts can replace AS568A-903?
There are 7 known substitutes for AS568A-903: GHN10093-8, 7,65X1,63SR810B90, 3012959 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AS568A-903?
AS568A-903 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-931-6756. This indicates validated use in U.S. government and defense supply chains.
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