Base to Center Height:2.750 ", Bore Dia:1.250 ", Brand:MORSE INDUSTRIAL, Expansion / Non-expansion:Non-expansion, Housing Material:Teflon Coated Cast Iron, Housing Outside Diameter:3.625 ", Housing Overall Length:4.563 ", Insert Material:Black Oxide Coated Steel, Length Thru Bore:1.688 ", Mounting Method:Set Screw, Seals:High Performance Seal