An assembly is set of manufactured parts or components that work together in unison as one mechanism or device. A plug is an item that 1 provides a fitted closure for an opening designed to ensure a tight seal such as for a sink or a bottle, or for a hole or a space 2 completes an electrical connection. The plug may be removable as for portable equipment, require a tool for assembly and removal, or serve as a permanent electrical joint between two points. A washarm wash arm or sprayarm spray arm is a part of a washing or cleaning system within a piece of equipment or assembly containing a series of spray nozzles that facilitate a forced dispersion of liquid into a spray. The arms typically rotate or spin to allow optimal coverage and multiple arms may work in tandem. Features. Wash Arm Assembly with End PlugsES. Made with high quality material