AS568 is the Aerospace Size Standard for O-rings from the Society of Automotive Engineers. SAE Aerospace Standard (AS) specifies the inside diameters, cross-sections, tolerances, and size identification codes (dash numbers) for O-rings used in sealing applications and for straight thread tube fitting boss gaskets.

FKM 75 material is the closest to a universal elastomer for sealing over other types of elastomers. Fluorocarbon o-ring are commonly referred to as a o-ring, or FKM, Fluorel, FPM o-ring.

- Excellent against compression set and heat aging.

- Excellent for oil and grease application.

- Standard temperate from -15C to 200C.

AS351 - ID 120.02 x CS 5.33mm

AS352 - ID 123.19 x CS 5.33mm

AS353 - ID 126.37 x CS 5.33mm

AS354 - ID 129.54 x CS 5.33mm

AS355 - ID 132.72 x CS 5.33mm

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