AS568-131 O-Ring
Inside diameter 1.674″
Cross-section 0.103″
Outside diameter 1.880″
Metric (ID × CS) 42.52 × 2.62 mm
OD is derived: ID + 2 × CS = 1.674″ + 2 × 0.103″ = 1.880″.
Neighboring sizes (CS 0.103″ series)
| Dash | ID | OD | ID mm | vs -131 |
|---|---|---|---|---|
| -129 | 1.549″ | 1.755″ | 39.34 | ID −0.125″ |
| -130 | 1.612″ | 1.818″ | 40.94 | ID −0.062″ |
| -131 | 1.674″ | 1.880″ | 42.52 | — |
| -132 | 1.737″ | 1.943″ | 44.12 | ID +0.063″ |
| -133 | 1.799″ | 2.005″ | 45.69 | ID +0.125″ |