This is a A-JD9452 Ball Bearing PN: JD9452Main Description As Following : A-JD9452 Ball Bearing P.N: JD9452 Includes JD8554 Lock CollarRelubableInside Diameter: 1.250"Outside Diameter: 2.441" Crossed From: AV104735 VAPORMATIC , WN-JD9452 , , WNJD9452 , Found in Section & Models : Headers/Platforms/Feeder House > Feeder House Parts, John Deere COMBINE: 6600, John Deere COMBINE: 6601 (SN 110801>), John Deere COMBINE: 6602 HILLSIDE, John Deere COMBINE: 6620, John Deere COMBINE: 6622, John Deere COMBINE: 7700, John Deere COMBINE: 7701, John Deere COMBINE: 7720, John Deere COMBINE: 7721, John Deere COMBINE: 8820 (SN <564100) Associated Items : New Also A-JD-O-OMH111330, A-JD-O-OMH120048, A-JD-O-OMH111330, A-JD-O-OMH120048, A-JD-O-OMH111330, A-JD-O-OMH120048 And : Includes JD8554 Lock Collar Relubable Inside Diameter: 1.250" Outside Diameter: 2.441"