ANSUL 200 Bar INERGEN Systems ( Flange, 2 1/2 in., Weld Neck, w/Gasket, Bolts & Nuts (Orifice Flange) ) Part Number : 426862 Material : Flange, 2 1/2 in., Weld Neck, w/Gasket, Bolts & Nuts (Orifice Flange) Thread Size/Type: ………….. Weight (lbs): 18 Part Description: …………..