The NFL's pension plan covers players that played at least four years in the NFL and they get a minimum of $200 per month for each year they played in the league. They can start getting benefits at 55 years old.
1 Additional Answer
NFL pension works similar to the average employee pension, except retirement comes a lot sooner and the minimum payout is considerably less. They have to have been employed for at least 3 years with full benefits after the age 55.