O-Ring Models 5110, 5610, 5640, 5640, 6410, 6640, 6640, 6710, 6810, 7010, 7410, 7610, 7710, 7740, 7740, 7810, 7840, 7840, 7910, 8010, 8210, 8240, 8240, 8340, 8340, TM120, TM130, TS100, TS110, TS80, TS90