Hot-selling Down The Hole Drill - Rotary Drilling Deck Bushings – TDS
Hot-selling Down The Hole Drill - 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
Product detail pictures:



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Our items are commonly identified and trusted by customers and may fulfill continuously switching economic and social wants of Hot-selling Down The Hole Drill - Rotary Drilling Deck Bushings – TDS , The product will supply to all over the world, such as: Bangladesh, Sri Lanka, Chile, All these products are manufactured in our factory located in China. So we can guarantee our quality seriously and availably. Within these four years we sell not only our products but also our service to clients throughout the world.

The sales manager is very patient, we communicated about three days before we decided to cooperate, finally, we are very satisfied with this cooperation!

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