Penico Pinch Diameter Gauges

The Penico Neckring and Bottom plate Pinch Diameter Gauges are used to inspect the pinch diameter of the dovetail profile on the neckring and bottom plate.

The gauges have a Go & No Go step.

The pinch diameter is correct when the Go end only passes over the diameter.

Please note that sizes other than those in the chart available.

Quality Guaranteed

Gauge calibration to ISO 9001:2015 internation standards to maintain the highest standards of gauging accuracy.

I S Neckring Pinch Diameter Gauges
Size Go mm No Go mm Gauge Number
2 1/8" 40.49 40.47 191-PG-11
2 ½” 50.01 49.99 191-PG-12
2 ¾” 56.36 56.34 191-PG-98
3” 62.71 62.69 191-PG-145
3 ½” 75.41 75.39 191-PG-13
4” 88.11 88.09 191-PG-93
4 ¼” 94.46 94.44 191-PG-137
4 ½” 100.81 100.79 191-PG-14
5” 113.52 113.49 191-PG-15
5 ¼” 119.87 119.84 191-PG-173
5 5/8” 129.39 129.36 191.PG-16
6 ¼” 145.27 145.24 191-PG-17
I S Bottomplate Pinch Diameter Gauges
Size Go mm No Go mm Gauge Number
2" 34.95 34.92 191-PG-1
2 ¾” 54.00 53.97 191-PG-100
3” 60.35 60.32 191-PG-2
3 ½” 73.05 73.02 191-PG-116
4” 85.75 85.72 191-PG-3
4 ½” 98.45 98.42 191-PG-178
5” 111.15 111.12 191-PG-4
6” 136.55 136.52 191-PG-5
7” 161.95 161.92 191.PG-92