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BS 1806
1 article referencing this standard.
Standards
O-Ring Size Standards — ISO 3601, JIS B 2401, AS568 and How to Cross Them
Decode O-ring size codes across ISO 3601, JIS B 2401 P/G/V, AS568 dash numbers, BS 1806 and JASO — with cross-section tolerances and a method for identifying an unknown ring or groove.
8 min · Updated 2026-08-08
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