HSD AT/MT Spindle Repair Quote | Ekstrom Carlson

For: Spindle types HSD AT/MT 1073-140, AT/MT 1055-055, AT/MT 1055-090, AT/MT 1073-070, AT/MT 1090-100, AT/MT 1120-170 spindles. Contact us for new manual collet and nut spindles or automatic tool change spindles as well.

Below is a recent summary of a HSD AT/MT 1073-140 spindle repair completed for one of our customers.

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DR7000030 Lower Bearing 1

DR7000099 Upper Bearing 1

DR7000039 Bearing Cartridge Repair 1

DR7000041 Spindle Repair Labor And Assy 5

***Repair proposal R2011311

***HSD, AT/MT1073-140, s/n 2010008626, 3 kw, 18000rpm, 220v, 300 Hz

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The spindle journal diameters show no appreciable wear and are acceptable for proper bearing fits.
The upper bearing housing inner diameter is larger than design specifications and shows some wear. We recommend boring and bushing this housing.
The lower bearing housing inner diameter meets design specifications and shows no appreciable wear. No modification is required.
The taper runout is acceptable.
Our proposal provides no repair to the spindle taper.
The upper and lower bearings show some wear on the inner and outer diameters.
The stator passed the phase and insulation tests.
The unit will be assembled and tested.

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