This is a A-R43315 Load Sensing Bushing PN: R43315Main Description As Following : A-R43315 Bushing (Ref. 2) P.N: R43315 Used w/ R46680 or R46960 Crossed From: WN-R43315 , , WNR43315 , Found in Section & Models : Hitch & Drawbar Parts > Load Control Shaft Parts, John Deere TRACTOR: 4520, John Deere TRACTOR: 4620, John Deere TRACTOR: 7020 (SN<-2699), John Deere TRACTOR: 7520 (SN<-1571) Associated Items : New Also A-JD-O-OMR46935, A-SMJD203, A-JD-O-OMR48272, A-JD-P-PC1229, A-JD-S-TM1030, A-SMJD203, A-JD-O-OMR51902, A-JD-S-TM1053 And : Used w/ R46680 or R46960 Inside Diameter: 1.305" Outside Diameter: 1.696" Width: .69"