Plug Valve, Valve manufacturer / supplier in China, offering High Pressure Part Rotary Plug Valve with Strong Precision, API Solid Body Centralizer, Spiral Glider Rigid Casing Centralizers, Plum Blossom Cushion for Mission Centrifugal Pump and so on.
Min. Order / Reference FOB Price | |
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10 Set | Contact Supplier |
Local Area: | Xian, Shaanxi, China |
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R&D Capacity: | OEM, ODM, Other |
Payment Terms: | LC, T/T, WesternUnion |
Connection: | Flange |
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Type: | Sleeve |
Specifications: | 2 1/2-6 |
4KRVS Roller Kelly Bushings
Roller Kelly Bushings can be classed as two types based on different ways of drive, square drive and pin drive. Also they can be classed 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 TypeDrive wayapplicable size of kelly(in)SquareHexHDSHeavy dutySquare drive21/2-63-627-HDPPin drive21/2-63-620-HDP21/2-63-6RTM4Medium duty Square drive21/2-51/43-41/4RTS4Light duty21/2-41/43-41/4