Offensive tackle Jon Kolb wore #55 for the Steelers from 1969-1981.
Guard Sam Davis was the only Steelers player to wear #57 during the 1970's. He wore the number from 1967-1979.
Defensive end Dwight White wore #78 for the Steelers between 1971-1980.
Terry Bradshaw was the most popular and most successful quarterback to wear number 12 for the Steelers. He wore it from 1970 to 1983.
Ernie Pough wore number 22 in 1976 for the Pittsburgh Steelers.
Dezmond Sherrod wore number 84 for the Pittsburgh Steelers in 2008. There were no Steelers wearing that number from 2000-2007.
There was no player on the Steelers that wore the number 8 in 1975.
Roy Gerela wore the number ten for the Pittsburgh Steelers from 1971-1978.
Steve Furness (1972-1980) wore the number 64 for the Pittsburgh Steelers in 1975.
Two tight ends wore #89 during the 1970's for the Steelers. Bennie Cunningham wore the number from 1976-1985 and John McMakin from 1972-1974.
In 2005, no Steelers player wore the #10.
In 2011, no Steelers player wore #8.