Rotary Deck Bushings for Blast Hole Drilling

Short Description:

TDS Rotary Deck Bushings are engineered to withstand the tough conditions common to Blast Hole Drilling. They provide lateral support to the drill string at the rig deck assisting the smooth rotation of the Drill Steel. Our range of deck bushing includes sizes to accommodate Drill Steel to diameters up to 8 inches.


Product Detail

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Product overview导航栏

This rotating bushing assembly has 3 bearing races that allow for the inner sleeve to rotate within the outer body. TDS deck bushing provides high performance combined with longer service life.

We can supply deck bushings for these models, as below:

  • DM45-50-DML, DMH/DMM/DMM2, DMM3, Pit Viper 235, Pit Viper 271, Pit Viper 351
  • MD 6240/6250, MD 6290, MD 6420,MD 6540C, MD 6640
  • 250XPC,285XPC, 320XPC, 77XR
  • D245S, D245KS, D25KS, D45KS, D50KS, D55SP, D75KS, D90KS, DR440, DR460 461

Specification导航栏

 Drill Pipe OD(MM)    Deck Bushing OD(MM)    Flange Diameter (MM)/Type
102 254 305mm w/2 x Slots
114 254 305mm w/2 x Slots
114 254 356mm w/1 x Flat
127 254 305mm w/2 x Slots
127 254 356mm w/1 x Flat
140 254-330 305-406mm w/2 x Slots
152 254 356mm w/1 x Flat
159 254-330 305-406mm w/2 x Slots
165 254-330 305-406mm w/2 x Slots
178 286-330 305-406mm w/1 or 2 x Slots or 1x Flat
194 286-330 305-406mm w/1 or 2 x Slots or 1x Flat
219 286-406 305-482mm w/1 or 2 x Slots or 1x Flat
235 330-406 406-482mm w/Slots or Flat
273 381-406 400-432mm w/ Flat only
340 432 550mm w/2 x Slots

When ordering or requesting a quotation, please specity:

Drill Rig Make & Model No. ; Drill Pipe OD; Deck Hole Diameter; Flange Plate Thickness, Flange Plate Configuration (lugs, squares, flats dimensions and location); Lifting Eyes required? Specifial Requests


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