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AS568C - Aerospace Size Standard for O-Rings

Document Number: AS568C
Revision Number: C
Aerospace Size Standard for O-Rings
This Aerospace Standard 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. The dimensions and tolerances specified in this standard are suitable for any elastomeric material provided that suitable tooling is available.
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