Minnesota Vikings center Mick Tingelhoff eyes a punt down field during practice as he prepares for his 174th consecutive regular season game in St. Paul, Minn., Sept. 24, 1975. Tingelhoff, who has snapped footballs for over 20 years, says he's not a bit bored with the game's most unglamorous job. (AP Photo/Jim Mone)

Former Minnesota Vikings center Mick Tingelhoff waves as he is introduced as a newly enshrined member of the NFL Pro Football Hall of Fame before the Pittsburgh Steelers 2015 NFL Pro Football Hall of Fame preseason football game against the Minnesota Vikings on Sunday, Aug. 9, 2015 in Canton, Ohio. The Vikings won the game 14-3. (AP Photo/Paul Spinelli)

IMAGE DISTRIBUTED FOR NATIONAL FOOTBALL LEAGUE - Former NFL Minnesota Viking Mick Tingelhoff, right, presents the Super Bowl High School Honor Roll Wilson Golden Football to Phil Traux, Activities Director at Lexington High School Saturday, July 18, 2015, in Lexington, Neb. Tingelhoff was honored by his hometown community for his career as an outstanding football player at the University of Nebraska-Lincoln and with the Minnesota Vikings. Tingelhoff, who played in four Super Bowls and was named to the NFL Pro Bowl six times, will be inducted into the NFL Hall of Fame next month in Canton, Ohio. (Bill Wolf/AP Images for National Football League)

IMAGE DISTRIBUTED FOR NATIONAL FOOTBALL LEAGUE - Mick Tingelhoff, 2015 NFL Hall of Fame Inductee, center, presents the Super Bowl High School Honor Roll Wilson Golden Football to Phil Traux, Lexington High School Activities Director, right, and teammate and longtime friend Steve Smith Saturday, July 18, 2015, in Lexington, Neb. Tingelhoff was honored by his hometown in recognition of his football career with the Nebraska Cornhuskers and the Minnesota Vikings. Tingelhoff, a six-time Pro Bowl selection, played in four Super Bowls with the Vikings. (Bill Wolf/AP Images for National Football League)

IMAGE DISTRIBUTED FOR NATIONAL FOOTBALL LEAGUE - Mick Tingelhoff, 2015 NFL Hall of Fame Inductee, speaks with retired air force serviceman Chris Sladky on the phone as his father, Mike Sladky of Oxford, Neb., listens Saturday, July 18, 2015, in Lexington, Neb. Tingelhoff was honored in his hometown of Lexington as the mayor presented him with the Key to the City and proclaiming today and this day going forward as Mick Tingerhoff Day. The former Husker and Viking will be inducted into the NFL Hall of Fame next month in Canton, Ohio. (AP Photo by Bill Wolf)