Miyano BND 4255 5000rpm live tool repair

Miyano BND 4255 5000rpm live tool repair

Miyano BND 4255 5000rpm live tool repair

Miyano BND 4255 5000rpm live tool repair

Miyano BND 4255 5000rpm live tool repair

DR7000709 Angular contact bearing 1 123.00 123.00
DR7000936 Angular contact bearing 1 135.00 135.00
DR7001095 Angular contact bearing 3 168.00 504.00
DR7000009M Dust Grind Taper – Manual spindle motor or live tool 1 200.00 200.00
DR7000024 Misc. Seals / Grease / etc… 1 100.00 100.00
DR7000041 Spindle Repair Labor And Assy 5 115.00 575.00

Inspection Results:

  • The spindle journal diameters show no appreciable wear and are acceptable for proper bearing fits.
  • The bearing housing inner diameter meets design specifications and shows no appreciable wear. No modification is required.
  • The taper runout is larger than design specifications. We recommend dust grinding the taper.
  • The bearings show some wear on the inner and outer diameters.
  • The gears are starting to show some wear. We will leave as is.
  • The unit will be assembled and tested.