Eppinger live tool, 305766-10, R78684A, 6000rpm

We offer Eppinger live tool repair services for all Eppinger precision tools.  Our repairs will typically cost 1/2, or less than 1/2 the price of a new live tool.  Plus, we can upgrade the original non-sealed bearing design, to a sealed / shielded bearing design at all bearing locations.  We keep bearings in stock for these live tools to allow us to keep pace with our repair volume.  Lead-time can be as short as 2-3 days.

  • Most live tools exceeding 0.001″ runout are due, or almost due, for a repair.  0.0008″ or less is the target runout for a live tool.
  • Live tools like to rest as long as they cycle at full speed or maximum load.  5 minutes is a typical maximum run time followed by a 5 minute rest.
  • 150 to 160F temperatures are common when running at full load.
  1. Disassembled and cleaned.
  2. Inspected dimensionally and visually.
  3. Quoted for repair.
  4. The spindles are assembled with new precision grade sealed / shielded bearings.
  5. If necessary, the spindle is ground to true the taper, and / or the bearing journals are plated and re-ground to proper bearing tolerance and total indicated runout.
  6. As required, the lower, middle and upper bearing housings may be bored, bushed, and reground to proper concentricity and dimensional tolerance.
  7. The spindles are re-assembled.
  8. The spindles are installed in the housing.
  9. The unit is run tested for 5-10 hours with testing of vibration, temperature, and noise levels

Why should you have your multi-spindle boring head, high speed right angle head, or other aggregate head, repaired by Ekstrom-Carlson?

  1. Lead-time: 1-2 Week average for multi-spindle heads, including tear down, inspection, quotation, and repair.  3-5 days for right angle heads and live tooling repairs.
  2. Price: Much lower price than the OEM, or the OEM distributor.
  3. USA repair: We repair the unit in Rockford, Illinois.  It is not shipped overseas, as is often the case for various machines.
  4. Parts repair: Where possible, we will save money by repairing motor spindles and gear spindle shafts.  Some manufacturer’s representatives will always quote a brand new unit if the unit drive shaft is damaged, or if the bearings require replacement.  75% of the time, we can save the original unit at less than 50% the cost of new.
  5. Sealed bearings when available and possible conversion to ceramic bearings.
  6. Free inspections.
  1. The condition of the machine before the rebuild along with accurately diagnosing any and all problems.
  2. Installing proper replacement parts including spindle grade bearings and parts with OEM tolerances that are known only to OEM’s such as Ekstrom-Carlson.
  3. Precision tolerance machinery and tooling including grinding, plating and balancing equipment.
  4. Experience and quality workmanship of the repair technician.

Live Tool Repair • Case Studies

Eppinger preciflex 7.073.270 right angle BMT 55 live tool repair

DR7001205 Tapered Roller Bearing DR7001206 Tapered Roller Bearing DR7000570 Deep groove bearing DR7001760 Deep groove bearing DR7001722 Eppinger tin ring DR7000024 Misc. Seals / Grease / etc… DR7041Live Live Tool Repair Labor And Assy ***Repair proposal R20241229 ***Eppinger live tool, 7.073.270, 52583-5, 6000rpm We are pleased to provide our repair proposal for the subject unit. Below is a detailed pricing … Read More

Eppinger D-73770 7.070.679 sn 132626-7 6000rpm live tool repair

Eppinger D-73770 7.070.679 sn 132626-7 6000rpm live tool repair Eppinger D-73770 7.070.679 sn 132626-7 6000rpm live tool repair DR7001206 Tapered Roller Bearing DR7001108 Deep groove bearing DR7001109 Deep groove bearing DR7000024 Misc. Seals / Grease / etc... DR7000041 Spindle Repair Labor And Assy Inspection Results: •The spindle journal diameters show no appreciable wear and are acceptable for proper bearing fits. ... Read More

Eppinger R78818 323803-16 6000rpm live tool repair

Eppinger R78818 323803-16 6000rpm live tool repair Eppinger R78818 323803-16 6000rpm live tool repair DR7001205 Tapered Roller Bearing DR7001206 Tapered Roller Bearing DR7000570 Deep groove bearing DR7001760 Deep groove bearing DR7001722 Eppinger tin ring DR7000024 Misc. Seals / Grease / etc... DR7000041 Spindle Repair Labor And Assy Inspection Results: The spindle journal diameters show no appreciable wear and are acceptable for ... Read More

Eppinger live tool D-73770 245897-14 7.071.940 6000rpm repair

Eppinger live tool D-73770 245897-14 7.071.940 6000rpm repair Eppinger live tool D-73770 245897-14 7.071.940 6000rpm repair DR7001205 Tapered Roller Bearing DR7001206 Tapered Roller Bearing DR7000570 Deep groove bearing DR7001760 Deep groove bearing DR7001722 Eppinger tin ring DR7000024 Misc. Seals / Grease / etc... DR7000041 Spindle Repair Labor And Assy Inspection Results: The spindle journal diameters show no appreciable wear and ... Read More

Eppinger T32374C02 A0086 4000rpm live tool repair

Eppinger T32374C02 A0086 4000rpm live tool repair Eppinger T32374C02 A0086 4000rpm live tool repair DR7000405 Angular contact bearing DR7000181 Angular contact bearing R202118 Angular contact bearing DR7001147 Needle roller bearing DR7001854M Plate & Grind Journal - Manual spindle motor or live tool DR7000024 Misc. Seals / Grease / etc... DR7000041 Spindle Repair Labor And Assy Inspection Results: The upper spindle ... Read More

Eppinger 4.200.659 137420-18 6000rpm live tool repair

Eppinger 4.200.659 137420-18 6000rpm live tool repair Eppinger 4.200.659 137420-18 6000rpm live tool repair DR7001270 Tapered roller bearing DR7001206 Tapered Roller Bearing DR7001760 Deep groove bearing DR7001578 Deep groove bearing DR7001127 Needle roller bearing DR7001854M Plate & Grind Journal - Manual spindle motor or live tool DR7000024 Misc. Seals / Grease / etc... DR7000041 Spindle Repair Labor And Assy Inspection ... Read More

Eppinger 4.200.499 259580-7 4000rpm live tool repair

Eppinger 4.200.499 259580-7 4000rpm live tool repair Eppinger 4.200.499 259580-7 4000rpm live tool repair DR7001270 Tapered roller bearing DR7000925 Deep groove bearing DR7001421 Deep groove bearing DR7000570 Deep groove bearing DR7001357 Eppinger tin shield DR7000024 Misc. Seals / Grease / etc... DR7000041 Spindle Repair Labor And Assy Inspection Results: The spindle journal diameters show no appreciable wear and are acceptable for ... Read More

Eppinger 253072-10 4.200.486 4000 RPM live tool repair

Eppinger 253072-10 4.200.486 4000 RPM live tool repair DR7001285 Single direction Thrust bearing DR7001286 Deep groove bearing DR7001109 Deep groove bearing DR7001287 Deep groove bearing DR7000024 Misc. Seals / Grease / etc... DR7000041 Spindle Repair Labor And Assy Inspection Results: The spindle journal diameters show no appreciable wear and are acceptable for proper bearing fits. The bearing housing inner diameter meets ... Read More

Eppinger linear live tool 4.200.958 4000 RPM live tool repair

Eppinger linear live tool 4.200.958 4000 RPM live tool repair Eppinger linear live tool 4.200.958 4000 RPM live tool repair DR7001285 Linear thrust bearing DR7001286 Deep groove bearing DR7001109 Deep groove bearing DR7001287 Deep groove bearing DR7000024 Bolt & spacer DR7000024 Misc. Seals / Grease / etc... DR7000041 Spindle Repair Labor And Assy Inspection Results: The spindle journal diameters show ... Read More

Eppinger 7.073.118 15783-6 6000rpm live tool repair

Eppinger 7.073.118 15783-6 6000rpm live tool repair Eppinger 7.073.118 15783-6 6000rpm live tool repair DR7001537 Tapered Roller Bearing DR7001206 Tapered Roller Bearing DR7000570 Deep groove bearing DR7000024 Misc. Seals / Grease / etc... DR7000041 Spindle Repair Labor And Assy Inspection Results: The spindle journal diameters show no appreciable wear and are acceptable for proper bearing fits. The bearing housing inner diameter ... Read More

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