OT80E3 contains 5mm shaft, manufacturing ended. Alternative material 3AUA0000047429 contains 6mm shaft and dimensions are different: OT80E3: 90x53x62(HxWxD) OT80F3: 73x53x62(HxWxD) In case 3AUA0000047429 is used please check if 6mm shaft or handle is needed (found in POL with search oxp* and ohb*).