Specifications Diameter 3.5" Inside Diameter 3.5". 89722F, FL40350, HD16-350S, H9TR18SS35, NL89722F, P226133, ST215-0735, SX215-0735, TR18SS35, WX215-2535, WX40021, 16-350S, 18SS35, 215-0735, 215-2535, 40021.
