Swivel Nut Strainer - 1/2" Pipe Inlet - Clear Bowl. Clean, clear economical strainers eliminate unnecessary repairs by keeping debris and other particles out of the pump. Screws directly on the pumphead. Transparent design shows when it is time to clean the bowl. Easy disassembly, cleaning and reassembly.. Features:. 50-Mesh SS Screen. Easy to Install to Pump Head. Clear, Clean Plastic Construction Makes it Easy to See When Cleaning is Needed. Keeps Debris out of the Pump. Easy Disassembly for Cleaning