Non-rotating Stabilizer

Non-rotating Stabilizer

Non-rotating stabilizer: Nonrotating stabilizer is a special tool in drilling to avoid blade wear and wall damage. The non-rotating stabilizer consists of mandrel, copper washer, rubber sleeve, spacer sleeve and self-locking lower sub.During drilling, the nonrotating stabilizer transfer the...

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Product Details

Non-rotating stabilizer:

Nonrotating stabilizer is a special tool in drilling to avoid blade wear and wall damage. The non-rotating stabilizerconsists of mandrel, copper washer, rubber sleeve, spacer sleeve and self-locking lower sub.During drilling, the nonrotating stabilizer transfer the torque by means of mandrel, the rubber sleeve is sliding and moving relativeto the mandrel, the rubber sleeve thus plays a role in stabilizer of well. A locking clutch(selflocking lower sub) will avoid sleeve rotation during wash over operation.

Non-rotating stabilizer Technical Data:

Bit Size
  (in)

Working OD
  (mm)

End OD of body

(mm)

ID
  (mm)

Length
  (mm)

Thread code on both ends

Drill string type

Near bit type

Top

Down

Top

Down

6

152.2

121

51

1200

NC38

3 1/2 REG

6 1/4

158.7

6 1/2

165.1

7 1/2

190.5

159

57

1600

NC46

4 1/2 REG

7 7/8

200

8 3/8

212.7

159
  165

71

1600
  1800

NC46
  NC50

8 1/2

215.2

159
  165
  178

8 3/4

222.2

9 1/2

241.3

178
  197

1600

NC50

NC50

NC50

9 5/8

244.5

1800

6 5/8 REG 

9 7/8

250.8

12 1/4

311.2

203
  209

76

1800

NC56
  6 5/8 REG

NC56
  6 5/8 REG

NC56
  6 5/8 REG

6 5/8 REG

16

406

229
  241.3

2000
  2200

NC61
  7 5/8 REG

NC61
  7 5/8 REG

NC61
  7 5/8 REG

NC61
  7 5/8 REG

17 1/2

444.5

24

609.6

26

660.4

28

711.2

Note: Stabilizer can be made according to customer's special requirement.


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