location:Index - Products - Bushings - Master Bushings

    Master bushings

    Master bushings and insert bowls sizing from 17.1/2 to 49.1/2inch. 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 slips, drill collar slips, casing slips and roller kelly bushings can be contained in them.

    master bushings

    Model

    Rotary table size(in

    Insert bowl

    Tubulars OD(in

    MSS(Solid)

    17.1/2—23

    Insert bowl 1011

    2.3/8-7.5/8

    Extended insert bowl 1024

    2.3/8-8.5/8

    27.1/2

    Insert bowl 1022

    2.3/8-7.5/8

    Extended insert bowl 1025

    2.3/8-8.5/8

    Insert bowl 1026

    9.5/8-10.3/4

    Insert bowl 2002

    11.3/4-13.3/8

    MSS(Split)

    17.1/2—27.1/2

    2.3/8-7.5/8

    MSPC(Solid)

    20.1/2-22.1/2

    Insert bowl 1809

    2.3/8-8.5/8

    Insert bowl 1902

    9.5/8-10.3/4

    Master bushing1805-1

    11.3/4-13.3/8

    Master bushing19333

    11.3/4-13.3/8

    23-27.1/2

    No.3 Insert bowl 1810

    2.3/8-8.5/8

    No.2 Insert bowl 1904

    9.5/8-10.3/4

    No.1 Insert bowl 1903

    11.3/4-13.3/8

    MDSP(Split)

    17.1/2-20.1/2

    2.3/8-8.5/8

    MSP(Split)

    27.1/2

    2.3/8-8.5/8

    MPCH

    37.1/2

    No.3 Insert bowl 6608

    2.3/8-8.5/8

    No.2 Insert bowl 6609

    9.5/8-10.3/4

    No.1 Insert bowl 6610

    11.3/4-13.3/8

    49.1/2

    MPCH371/2

    2.3/8-13.3/8

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