Style 1 Rubber Grommet, 1/8 in I.D., 5/16 in O.D., 1/16 in Panel Thickness, PK50/ HOLE DIAMETER: 0.125 INCHES NOMINAL GROOVE WIDTH: 0.062 INCHES NOMINAL FLANGE THICKNESS: 0.063 INCHES NOMINAL OVERALL HEIGHT: 0.188 INCHES NOMINAL END ITEM IDENTIFICATION: 7360-01-579-1956 GROMMET STYLE: 1 ROUND LARGE FLANGE OUTSIDE DIAMETER: 0.312 INCHES NOMINAL GROOVE OUTSIDE DIAMETER: 0.188 INCHES NOMINAL GROMMET CONSTRUCTION TYPE: SOLID COLOR: BLACK OVERALL MATERIAL: RUBBER OVERALL