If you look at overall popularity in the canon of the Pittsburgh Steelers, Rocky Bleier is one of the names that consistently come up.
Frank Varrichione had a great career at Notre Dame, where he helped them win a version of the National Championship in 1953. Two years later, the Tackle was a First Round Pick (Sixth Overall) by the Pittsburgh Steelers.
Bill Dudley was an All-American at Virginia, where he was the First Overall Pick by the Pittsburgh Steelers in 1942.
Lawrence Timmons was a First Round Pick (15thOverall) from Florida State in 2007, and he would prove to have a nice career with the Pittsburgh Steelers.