The Mitutoyo 177-313 Steel Setting Ring has the following specifications:
- Type: B
- Nominal Size: 12″
- Tolerance Between Nominal and Actual Diameter: +/- .0008″
- Uncertainty of Marked Diameter Value: +/- .0001″
- Roundness/Cylindricity: .00012″
- Distance from the Side Face (H): 5.00mm
- Side of Warranted Calibration Surface (K): 28.10mm
- Outside Diameter: 438.00mm
- E Dimension for Type B: 340.00mm
- Thickness: 38.1m/25.4mm