Milltronics BR-50 S041 spindle repair
Milltronics BR-50 S041 spindle repair

DR7000909 Lower bearing
DR7002530 Lower bearing
DR7000554 Upper bearing
DR7000758 Disc springs
DR7000009ATC Dust Grind Taper – ATC spindle
DR7001854ATC Plate & Grind Journal – ATC spindle
DR7000039 Bearing Cartridge Repair
DR7000024 Misc. Seals / gripper balls / etc…
DR7000087 Dynamic Balance Rotating Part
DR7000041 Spindle Repair Labor And Assy
Inspection Results:
- The upper & lower spindle journal diameters are worn and undersized and have some runout. We recommend plating and grinding the upper and lower journals.
- The upper bearing housing inner diameter meets design specifications and
- shows no appreciable wear. No modification is required.
- The lower bearing housing inner diameter meets design specifications and shows no appreciable wear. No modification is required.
- We recommend dust grinding the taper and the face of the spindle journal.
- The upper and lower bearings show some wear on the inner and outer diameters.
- The tool pressure is low. We recommend relacing the disc springs and the gripper balls.
- The unit will be assembled and tested.