FASTENER SIZE 5/8 INCH; FINISH/COATING PLAIN; INNER DIAMETER 11/16 INCH; INNER DIAMETER - DECIMAL .6875; INNER DIAMETER - DECIMAL - UOM IN; INNER DIAMETER - FRACTIONAL 11/16; MATERIAL CARBON STEEL; OUTER DIAMETER 1-3/4 INCH; OUTER DIAMETER - DECIMAL 1.75