• Roller Kelly Bushing
  • Roller Kelly Bushing
  • Roller Kelly Bushing
  • Roller Kelly Bushing
  • Roller Kelly Bushing
  • Roller Kelly Bushing
  • Roller Kelly Bushing
  • Roller Kelly Bushing

Roller Kelly Bushing

ModelHDS

TypeHeavy Duty

Drive WaySquare Drive

Applicable Size of Kelly in2-1/2-6

In Stock

Description

Roller Kelly Bushings can be classified as two types based on different ways of drive: Square Drive and Pin Drive. They can also be classified as three types based on different styles: Heavy, Medium and Light-Duty. They are used for 17-1/2” to 49-1/2” Rotary Tables.
They are designed and manufactured according to API SPEC 7K Specification for drilling and well servicing equipment.

Model

Type

Drive Way

Applicable Size of Kelly in

HDS

Heavy Duty

Square Drive

2-1/2-6

3~6

27-HDP

Pin Drive

2-1/2—6

3~6

20-HDP

2-1/2~6

3~6

RTM4

Medium Duty

Square Drive

2-1/2~5-1/4

3~4-1/4

RTS4

Light Duty

2-1/2~4-1/4

3~4-1/4

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