Radial Seal Inner Air Element Fits_Inside: RS3718 Fits: Case-International, John Deere, Steiger Equipment Replaces: Case 1321419A1; John Deere AT203051 O.D.: 5 29/32 (150.0) I.D.: 4 13/32 (111.9) One End Length: 21 1/16 (535.0)