Perko - Intake Strainer - 1/2" - Bronze - MADE IN THE USA - 0065DP4PLB. Cast bronze. Machined Slots. Technical Information:. Maximum Pipe Size - 1/2". Maximum Hull Thickness - 2-1/4". Dimensions Strainer - 3" x 4". Model Number - 0065DP4PLB. Ship Weight - 3.8/7.3. Screw Size - #8. Spare Flanged Nut - 0075