Description Fits Sunset, DEC and Surge Milk tank washers. Fits 1.5 inch bevel seat fitting. ACME thread 3/4 Hose Requires Nut (scroll down for link to Nut) Order plastic nut sku M-3897 Order stainless nut sku 1000-391 Sunset part No. 600012a Meltec GEA number 4999-1010-650 Made in USA by Sunset Related Items; 1090-099FT - 3/4 ID Silicone Milk Hose / Tubing - per foot1090-008FT - 3/4 ID clear plastic Milk Hose / Tubing - per foot 21925 - Delrin Shutoff for 3/4 milk hose 02/23