Select a Product Part NumberMaterialColorSize 40BS-E150EPDMBlack1-1/2" 40BS-O400Buna-NBlack4" 40BS-Y200FKMBlack2" 40BS-S400PTFEWhite4" 40BS-S300PTFEWhite3" 40BS-H200Heavy PTFEWhite2" 40BS-H100Heavy PTFEWhite1" 40BS-X250SiliconeWhite2-1/2" 40BS-S200PTFEWhite2" 40BS-O100Buna-NBlack1" 40BS-E250EPDMBlack2-1/2" 40BS-E400EPDMBlack4" 40BS-Y150FKMBlack1-1/2" 40BS-E200EPDMBlack2" 40BS-H300Heavy PTFEWhite3" 40BS-Y300FKMBlack3" 40BS-O150Buna-NBlack1-1/2" 40BS-S100PTFEWhite1" 40BS-O250Buna-NBlack2-1/2" 40BS-Y250FKMBlack2-1/2" 40BS-S250PTFEWhite2-1/2" 40BS-H250Heavy PTFEWhite2-1/2" 40BS-X300SiliconeWhite3" 40BS-Y100FKMBlack1" 40BS-O200Buna-NBlack2" 40BS-X400SiliconeWhite4" 40BS-E100EPDMBlack1" 40BS-O300Buna-NBlack3" 40BS-E300EPDMBlack3" 40BS-H150Heavy PTFEWhite1-1/2" 40BS-S150PTFEWhite1-1/2" 40BS-Y400FKMBlack4" 40BS-X200SiliconeWhite2" 40BS-H400Heavy PTFEWhite4" 40BS-X150SiliconeWhite1-1/2" 40BS-X100SiliconeWhite1"