... Safety and reliable 2.Nominal size 40,50,63,80,100,160 3.Scale ranges up to 0 ... 400 ... size:40,50,63,80,100,160Accuracy:2.5,1.6Permissible temperature: When temperature departure is ±5°C,additional temperature error is ... : G 1/4 B (male), 14 mm flats Φ80,Φ100 or Φ160: G 1/2 B (male), 22 mm ... for gauges in Φ40,Φ50,Φ63 and Φ100 5.Flange Φ40,Φ50,Φ63,Φ100 and Φ160Special versions:1.With retard scale spacing ...