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17.5inch Tower Crane Mast Alloy Steel Master Bushing for Construction

Categories Tower Crane Mast
Brand Name: ketong
Model Number: MSS
Certification: API 7K
Place of Origin: CHINA
MOQ: 1 SET
Payment Terms: L/C, T/T
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    17.5inch Tower Crane Mast Alloy Steel Master Bushing for Construction

    17.5inch Tower Crane Mast Alloy Steel Master Bushing for Construction


    The master bushings and insert bowls with the size from 17.5 to 37.5" ,They are cast with high-quality alloy steel and the sizes conform to API Spec 7K. There are two types : pin drive and square drive. API standard rotary slip, drill collar slip ,casing slip or roller Kelly bushing can be contained in them .


    Bushing TypeMaster(inch)In bowlPipe size (inch)
    MSS as a whole and fission17.5API Bowl 10112 5/8-8 5/8
    EXT. Bowl 1024
    20.5API Bowl 10112 5/8-8 5/8
    EXT. Bowl 1024
    27.5API Bowl 10222 5/8-8 5/8
    EXT. Bowl 1025
    Insert Bowl 10269 5/8-10 4/5
    MDSP fission17.5EXT. NO. 3 Taper2 5/8 -8 5/8
    20.5EXT. NO. Taper
    MSPC fission20.5EXT.Bowl 18092 5/8-8 5/8
    Bowl 19029 5/8-10 4/5
    Body only 180511 4/5-13 5/8
    27.5Bowl 1810 (No.3)2 5/8-8 5/8
    Bowl 1904(No.2)9 5/8-10 4/5
    Bowl 1903(No.1)11 4/5-13 5/8
    MSP fission27.5EXT.No.3 Taper2 3/8-8 5/8
    MPSH27.5Bowl 1810 (No.3)2 3/8-8 5/8
    Bowl 1904(No.2)9 5/8-10 3/4
    Bowl 1903(No.1)

    11 3/4-13 3/8

    Quality 17.5inch Tower Crane Mast Alloy Steel Master Bushing for Construction for sale
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