Features Galvanized stem extensions Bi directional factory tested Extended neck design for ample application of insulation One piece/uni body construction to accommodate bothANSl and DlN flanges Integral mounting flange will acknowledge all models of gear Oil impregnated stem bushings assure long life even during extended times of inactivity Field change over and field replaceable seats are typical Tangential pin for physical stem retention standard Specifications Body Style Lug Disc Material 316 Disc Seat Material Buna Size 10 Weight hundred three lbs...