AS568-175 O-Ring

Inside diameter 8.987″
Cross-section 0.103″
Outside diameter 9.193″
Metric (ID × CS) 228.27 × 2.62 mm

OD is derived: ID + 2 × CS = 8.987″ + 2 × 0.103″ = 9.193″.

Neighboring sizes (CS 0.103″ series)

Dash ID OD ID mm vs -175
-173 8.487″ 8.693″ 215.57 ID −0.500″
-174 8.737″ 8.943″ 221.92 ID −0.250″
-175 8.987″ 9.193″ 228.27
-176 9.237″ 9.443″ 234.62 ID +0.250″
-177 9.487″ 9.693″ 240.97 ID +0.500″
Data provenance. SAE AS568, Aerospace Size Standard for O-rings (SAE International). Nominal dimensions per AS568; size tolerances vary by dash number and are not yet cataloged. Groove/gland design depends on the application — consult a gland design reference. See all data sources.