Oilfield Roller Kelly Bushing Used for 171/2" - 49 1/2" Rotary Table

• After-sales Service: 1 Year
• Warranty: 1 Year
• Material: Stainless Steel
• Height of Center of Input Shaf (mm): 318
• Max. Speed (R/Min): 300
• Gear Ratio: 32
• Model NO.: Roller Kelly Bushing
• Static Load Rating (Kn): 3150
• Opening Dia. mm(in): 520.7(201/2)
• Weight: 5862kg
• Transport Package: Naked Outfit
• Specification: 2266*1475*704
• Trademark: Beyond
• Origin: Shandong China
• Production Capacity: 5000

Product Description

API 7K Steel Rotary Table Bushing 

 

Roller Kelly Bushings can be classified as two types based on different ways of drive, square drive and pin drive. Also they can be classified as three types based on different style, heavy, medium and light-duty. They are used for 17 1/2 to 49 1/2inch rotary tables. They are designed and manufactured according to API Spec 7K.

 

Model	Type	Drive way	Applicable size of kelly(in)
			Square	Hex
HDS	Heavy duty	Square drive	2-1/2-6	13-6
27-HDP	Heavy duty	Pin drive	2 1/2-6	3-6
20-HDP			2 1/2-6	3-6

 

 

 

 

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