Replacement O-Rings for 10-32 Threaded 1/4 Inch Hex Fittings. Enlarge Replacement_O-Rings_-_Small × CAD Model Download CAD File × Step File Download IGS File Download Add to Parts List Message Overview The OR-14 Replacement O-Ring is used on 10-32 threaded male fittings that use a 1/4″ hex. Add to Parts List × Create New Parts List