4-pc Grease Seals 10-19 (171255TB) Double Lip for 3500 Lbs Axle Dimension: I.D. 1.719'' O.D. 2.565'' Type: Double lip Spindle: #84 Package: 4 pcs Seal cross reference: Dexter#: 010-019-00; Transcom#: 171255TB; National#: 473336; NOK#: AD2548EO