Service Kit for Small Wash Down Nozzle (929-0025). Anka Hose Nozzles can be taken apart for maintenance. Being a mechanical device the Anka Hose Nozzle may need to be serviced over a period of time. The “O” Rings may wear and silicone grease may need to be reapplied. Components: bottom O-ring top O-ring diffuser cap nut silicone grease and bolt.