Technical Specification Dial Size: 50 mm, 63 mm, 100 mm, 150 mm, 200 mm, 250 mm etc; Ranges: 0 to 1, 1.6, 2, 2.5, 4, 6, 10, 16 25, 40, 60, 100, 160, 250, 400 & 600 kg/cm, other scale available; Standard Accuracy: +/1% of F.S.D; Sensing Element: Bourdon Tube (C or Spiral/coil type); Bourdon Tube Material: Brass; Connection: Brass/&S.S Screwed; Connection size (Male): 1/2"BSP, NPT, BSPT, API; M 20 x 1.5 (1/4" NPT (M) for 50 mm dial); Joint Between Bourdon Tube Connection: Stannum welded; Movement: Brass/Stainless Steel (AISI 304 SS); Window: Toughened Glass, Plain Glass, Acrylic Glass,Perspex,PC; Mountings: Direct with bottom entry, Surface with bottom entry,Flush panel with back entry; Case/Enclosure: AISI 304 SS/ Aluminium/Black Steel, one cross-stitich screw each side to fasten ring(bezel).