Haas, MDC-500, s/n 1059141, 7500rpm
DR9003492 Lower bearing
DR7000426 Upper bearing
DR7000039 Bearing Cartridge Repair
DR7000087 Dynamic Balance Rotating Part
DR7000041 Spindle Repair Labor And Assy
- The spindle journal diameters show no appreciable wear and are acceptable for proper bearing fits.
- The upper bearing housing inner diameter meets design specifications and shows no appreciable wear. We recommend plating and grinding the upper housing.
- The lower bearing housing inner diameter meets design specifications and shows no appreciable wear. No modification is required.
- The taper runout is worn and rough. We recommend plating and grinding the taper. Customer has declined the repair to the taper.
- The upper and lower bearings show some wear on the inner and outer
- The unit will be assembled and tested.