505275719 Husqvarna Ring Seal

505275719 Husqvarna Ring Seal.  Fits Husqvarna: 40 (1984-12) Chainsaw 40 (1985-05) Chainsaw 40 (1985-09) Chainsaw 40 (1986-01) Chainsaw 40 (1986-12) Chainsaw 40 (1987-01) Chainsaw 40 (1988-02) Chainsaw 40 (1988-05) Chainsaw 40 (1989-06) Chainsaw 40 (1990-06) Chainsaw 40 (1991-06) Chainsaw 40 (1995-06) Chainsaw 55 Rancher (2007-02) Chainsaw 55 Rancher EPA (2006-02) Chainsaw 55 Rancher EPA (1998-08) Chainsaw 55 Rancher EPA (2000-05) Chainsaw 55 Rancher EPA (2004-01) Chainsaw 570 (2005-04) Chainsaw