6
30-10001669
Use this hole when measuring
rail straightness
Use this hole for visual inspection
Visual
Inspection
Hole
Music Wire
Use this Hole when
Measuring Rail Straight-
The geometric form of the rails measured
by the Rail Straightness Tester is
represented by the following Geometric
Dimensioning & Tolerancing control
symbols:
(Note: This example shows the BE+
(±0.5mm) tolerance zone)