Manufacturer of Drill Rod Taper 11 Degree - Rotary Drilling Deck Bushings – TDS
Manufacturer of Drill Rod Taper 11 Degree - Rotary Drilling Deck Bushings – TDS Detail:
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. This type of deck bushing is used primarily in rotary applications where the rotation speed is considerably higher than that of a DTH application.
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
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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With a positive attitude of "regard the market, regard the custom, regard the science", the company works actively to do research and development. Hope we have a future business relationships and achieving mutual success.

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