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Standard O-Rings are available in 369 sizes as set up by the Aerospace Standard 568 published by the Society of Automotive Engineers. These sizes are designated by dash numbers shown on the 568 DASH Chart and are standardized by imperial dimensions. Standard O-Rings are specified by their inside diameter and cross section width. AS568 is the most commonly used standard in the U.S. for aerospace, automotive and general industrial applications.For more information, please see: Comparison Properties Chart, PTFE Encapsulated O-rings, Material Shelf Life, and O-ring Groove Design Chart.. Viton® is also known as: Fluorocarbon and FKM. Viton® is a registered trademarks of DuPont® Dow Elastomers.

A fluoroelastomer compound with a combination of exceptional mechanical properties and compression set resistance. This particular energizer gives an O-ring excellent memory and the ability to recover rapidly from deformation. This core has a Shore A hardness of 75 with a suggested operating temperature range of -10°F to +300°F (-23°C to +150°C) in encapsulated applications.
AS568 Buna O-Rings
Unit of Measure
Items AS568 Buna O-Rings
M-001V75
AS568 Viton O-Rings
AS568 Buna O-Rings
M-001V90
AS568 Viton O-Rings
AS568 Buna O-Rings
M-002V75
AS568 Viton O-Rings
AS568 Buna O-Rings
M-002V90
AS568 Viton O-Rings
AS568 Buna O-Rings
M-003V75
AS568 Viton O-Rings
Type N/A AS568 Standard O-Ring AS568 Standard O-Rings AS568 Standard O-Rings
Material N/A Viton Viton Viton
Cross Section Width N/A 0.040 in1.02 mm N/A 0.040 in1.02 mm N/A 0.050 in1.27 mm N/A 0.050 in1.27 mm N/A 0.060 in1.52 mm
Durometer N/A 75 N/A 90 N/A 75 N/A 90 N/A 75
Inside Diameter N/A 0.74 mm0.029 in N/A 0.74 mm0.029 in N/A 1.07 mm0.042 in N/A 1.07 mm0.042 in N/A 1.42 mm0.056 in
Cross Section Tolerance +/- N/A 0.003 in0.08 mm
Inside Diameter Tolerance +/- N/A 0.004 in0.10 mm
Size Reference - AS568 N/A -001 N/A -001 N/A -002 N/A -002 N/A -003
Alternate P/N N/A 001V75 N/A 001V90 N/A 002V75 N/A 002V90 N/A 003V75
Units of Measure N/A
Tube Size O.D. N/A
Call for a Quote N/A
O-Ring Industries N/A O-rings are used in the military defense and agriculture industries.