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Roller Bushings

Roller Bushings

Kelly roller core filling is divided into four driving modes, including four-way transmission and shaft pin transmission. According to the type, there are heavy, medium and light, suitable for 171/2in-491/2in turntable. The products shall be designed and manufactured according to the requirements of API Spec 7K.

Classification:

Roller Bushings

Tel:

86-0513-84512580

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Product Details

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Kelly roller core filling is divided into four driving modes, including four-way transmission and shaft pin transmission. According to the type, there are heavy, medium and light, suitable for 171/2in-491/2in turntable. The products shall be designed and manufactured according to the requirements of API Spec 7K.

Model

Type

Drive mode

Applicable Kelly specifications (in)

Quartet

Hexagonal

HDS

Heavy Duty

Quartet drive

21/2-6

3-6

27-HDP

Axle pin drive

21/2-6

3-6

20-HDP

21/2-6

3-6

RTM4

Medium

Quartet drive

21/2-51/4

3-41/4

RTS4

Light

21/2-41/4

3-41/4

Key words: Roller Bushings

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