Lock Nut, Compatible Brand or Manufacturer Elkay, Halsey Taylor, Product Type Lock Nut, For Use With Various Elkay and Halsey Taylor Water Coolers, Includes -, Compatible Manufacturer Part Number EDFB, EFRC, EHFRA, Compatible Grainger Part Number 34J922, 34J923, 34J940, 34J941, 34J942, 34J943, 34J945, Product Category Hardware and Fittings, Color Silver, Material Aluminum