The term 'PIPE PART' can be broken down into four crossword solutions: STEM (4 letters), BOWL (4 letters), ELL (3 letters), and TRAP (4 letters). A STEM is a straight section of a pipe that connects to other parts, such as a BOWL or ELL. A BOWL is a curved section of a pipe that connects to other parts, such as a STEM or TRAP. An ELL is an L-shaped section of a pipe that connects to other parts, such as a STEM or TRAP. A TRAP is a U-shaped section of a pipe that connects to other parts, such as a STEM or BOWL. Together, these four parts make up a complete pipe system.