Dairymaster Tank Bottom Fill Non Return Valve Spring Clip 55mm (Pack of 4) The Dairymaster tank bottom fill non return valve spring clip 55mm is a replacement spring clip designed for use on Dairymaster milk cooling tanks fitted with bottom fill non-return valves. The Dairymaster tank bottom fill non return valve spring clip 55mm plays an important role in securing the non-return valve assembly, helping ensure correct operation and preventing unwanted backflow within the milk line. This spring clip is the 55mm size (No. 1) , making it suitable for compatible Dairymaster bottom fill valve installations. Using the correct size clip is essential to ensure proper retention of valve components and maintain reliable sealing and flow control during milking and tank filling. Designed specifically for milk cooling tank applications, replacing worn or damaged spring clips helps maintain the integrity of the non-return valve and supports smooth system performance. The Dairymaster tank bottom fill non return valve spring clip 55mm helps prevent issues caused by loose or misaligned valve parts. Manufactured to suit dairy environments, these spring clips are intended to withstand routine use and