MT Valves & Fittings product. Series 99 brass flange for polyethylene pipes. This part is a spare part for the brass compression fittings with male thread for Series 99 PE pipe. Model 99901 complies with the pressure conditions in accordance with DIN and is ACS-certified. Thanks to its compression fitting system, it is easy and quick to install, saving time and making assembly more convenient. MT brass fittings are tested with 16-bar PE-100 pipes and are ideal for cold and hot water fluid handling applications. Available references and published specifications: • 99901025 — measures: SPARE PART - BRASS C-RING 25; weight (kg): 0.01; small / large box: 25 / 750 • 99901032 — measures: SPARE PART - BRASS C-RING 32; weight (kg): 0.01; small / large box: 10 / 420 • 99901040 — measures: SPARE PART - BRASS C-RING 40; weight (kg): 0.02; small / large box: 10 / 230 • 99901050 — measures: SPARE PART - BRASS C-RING 50; weight (kg): 0.03; small / large box: 10 / 150 • 99901063 — measures: SPARE PART - BRASS C-RING 63; weight (kg): 0.05; small / large box: 10 / 100 • 99901020 — measures: SPARE PART - BRASS C-RING 20; weight (kg): 0.01; small / large box: 25 / 1200 Price and local availability on request. Source: https://mtspain.net/en/spare-part-brass-compression-ring-3/