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This is a technical specification document for a ball valve assembly (ART. 04950) manufactured by CONTI RUBINETTERIE. The document provides a detailed bill of materials and dimensional specifications for a flanged ball valve available in multiple sizes ranging from DN 50 to DN 200.

The assembly consists of 17 component parts, including a bronze body (BRONZE 85.5.5.5.), bronze flange (BRONZE 85.5.5.5.), chrome-plated ball, stem, o-rings (Viton), ball seat (P.T.F.E. and graphite), ring nuts, rings, bolts, nuts, screws, washers, plated handle, and other hardware. Materials specified include OT GlCuZn40Pb2 or AISI 304/316 stainless steel for various components, C40 and C30 zinc-plated fasteners, P.T.F.E. for sealing elements, and Fe 360C for the handle and plated components. The dimensional table provides specifications for seven size variants (DN 50, 65, 80, 100, 125, 150, 200) with corresponding measurements for diameter, body length (A), flange length (B), height (C), overall height (H), and weight in kilograms. The document was prepared on 5/09/2001 by Vendritti Marzia and approved by Foschini Ferdinando, with manufacturer contact information for CONTI RUBINETTERIE located in Valdiiggia, Italy.