"B0600-16023" is a part number used by Kubota for various components, but without additional context, it is difficult to determine the specific component to which this part number refers.
"PSVD2-17E-23_1" is a model number for a hydraulic pump produced by Komatsu. Here is a basic specification for this model:
Displacement: 17 cc/rev
Max. pressure: 21 MPa
Max. speed: 2700 rpm
Weight: 16 kg (without oil)
Overall, it seems like the codes you provided are part numbers and model numbers for various components and equipment, but without additional information or context, it is difficult to provide more specific information or details.