BS8888 Symbols

Front

Ø

Back

Diameter

Front

R

Back

Radius

Front

⌵

Back

Depth

Front

□

Back

Square

Front

✕

Back

By (e.g. 8×Ø6)

Front

Straightness

Back

Straightness

Front

⏥

Back

Flatness

Front

Circularity

Back

The condition of a part where all points on its surface are equidistant from a central point.

Front

Cylindricity

Back

The condition of a part where all points on its surface are equidistant from a central axis.

Front

Profile of a line

Back

The contour of a line in a specified plane.