1-3/4″ x 2-1/8″ x 3/16″ Rubber O-Rings (12 pcs.)
Diameter: 1-3/4″ Diameter 2: 2-1/8″ Thickness: 3/16″ Material: Rubber Nominal Size: #327 Type: O-Ring Box of 12. An O-ring is a mechanical gasket in the shape of a torus; it is a loop of elastomer with a disc-shaped cross-section, designed to be seated in a groove and compressed during assembly between two or more parts, creating a seal at the interface.