DESCRIPTION: Case Nominal Diameter: 11/2", 2", 21/2", 3", 4", 6", 8", 10" Case Material: Plastic, Mild Steel; Sinless Steel Windows: Instrument Glass, Acrylic Movement: Brass, Stainless Steel Connection: Bottom Connection, Center Back Male Connection Inlet Thread: 1/2", 1/4", 1/8", 3/8", BSP, BSPT, NPT or According to customers requirements Scale: psi, bar, Mpa, Kpa, kg/cm2, Hg single or dual scale or according to customers requirements