There are no current Steelers players with four Super Bowl rings. The most any current player on the team has is two.
Nobody has six. Just four.
Joe Greene has six Super Bowl rings as a member of the Pittsburgh Steelers. He won four as a player and two as a special assistant scouting college and pro players for the team.
The player with the most Super Bowl rings in Charles Haley with five. He won two with the San Francisco 49ers (SBs XXIII and XXIV) and three with the Dallas Cowboys (SBs XXVII, XXVIII, and XXX). Mean Joe Greene of the Pittsburgh Steelers has 6 rings, the most total rings held by a former player (four as a player and two with the Pittsburgh staff). Many players have four rings. Terry Bradshaw and many of the players of the Pittsburgh Steelers from the 1970s have four rings. Joe Montana and many of the players of the San Francisco 49ers of the 1980s and 1990s have four rings.
Every NFL roster consists of 53 players.
There is no Steelers player who has openly admitted to being homosexual.