MT Valves & Fittings product. Two-piece non-return valve with threaded female-female connection. Body, cover and disc made of CF8M (A-316) stainless steel and FKM seat. The non-return valve prevents fluid backflow, allowing only one direction of flow. Model 0916, with threads in accordance with ISO 228-1, withstands a maximum working pressure of 16 bar and a minimum opening pressure of 0.5 bar. The operating temperature range is between -20 to 100°C. The valve is suitable for use with hot and cold water, sea water, oils, food industry, weak acids and alkaline fluids. It is suitable for both vertical and horizontal installation as long as the direction of flow is upward. MT ball valves are manufactured using the microfusion process. MT Industrial Division products are high-quality stainless steel parts, specifically designed for industrial contexts. The entire range is manufactured under strict quality parameters and complies with the highest certifications in fluid handling. Available references and published specifications: • 0916008 — measures: TWO PIECES SPRING VERTICAL CHECK VALVE S.S. 1/4"; weight (kg): 0.15; small / large box: 50 / 100 • 0916010 — measures: TWO PIECES SPRING VERTICAL CHECK VALVE S.S. 3/8"; weight (kg): 0.16; small / large box: 50 / 100 • 0916015 — measures: TWO PIECES SPRING VERTICAL CHECK VALVE S.S. 1/2"; weight (kg): 0.17; small / large box: 35 / 70 • 0916020 — measures: TWO PIECES SPRING VERTICAL CHECK VALVE S.S. 3/4"; weight (kg): 0.29; small / large box: 27 / 54 • 0916025 — measures: TWO PIECES SPRING VERTICAL CHECK VALVE S.S. 1"; weight (kg): 0.44; small / large box: 17 / 34 • 0916032 — measures: TWO PIECES SPRING VERTICAL CHECK VALVE S.S. 1 1/4"; weight (kg): 0.66; small / large box: 10 / 20 • 0916040 — measures: TWO PIECES SPRING VERTICAL CHECK VALVE S.S. 1 1/2"; weight (kg): 0.99; small / large box: 10 / 20 • 0916050 — measures: TWO PIECES SPRING VERTICAL CHECK VALVE S.S. 2"; weight (kg): 1.6; small / large box: 1 / 12 • 0916065 — measures: TWO PIECES SPRING VERTICAL CHECK VALVE S.S. 2 1/2"; weight (kg): 2.7; small / large box: 1 / 7 • 0916080 — measures: TWO PIECES SPRING VERTICAL CHECK VALVE S.S. 3"; weight (kg): 3.81; small / large box: 1 / 6 • 0916100 — measures: TWO PIECES SPRING VERTICAL CHECK VALVE S.S. 4"; weight (kg): 6.36; small / large box: 1 / 3 Price and local availability on request. Source: https://mtspain.net/en/two-piece-spring-vertical-check-threaded-stainless-steel-valve/