- Products & Services - Beijing Olymtech Development Co., Ltd

The master bushings and insert bowls with the size from 17-1/2 to 37-1/2 inch are produced. They are csat 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.

Specifications:

MASTER CASING BUSHING SELECTION CHART

Bushing Type	Rotary Table Size (in)	Insert Bowls	Handling Tubular OD (in)
Solid body and Split body	17-1/2’’	API Bowl 1011	2-3/8—8-5/8
	17-1/2’’	EXT. Bowl 1024	2-3/8—8-5/8
	20-1/2’’	API Bowl 1011	2-3/8—8-5/8
	20-1/2’’	EXT. Bowl 1024	2-3/8—8-5/8
	27-1/2’’	API Bowl 1022	2-3/8—8-5/8
		EXT. Bowl 1025	2-3/8—8-5/8
		Insert Bowl1026	9-5/8—10-3/4
Split body	17-1/2’’	EXT.No.3 Taper	2-3/8—8-5/8
Split body	20-1/2’’	EXT.No.3 Taper	2-3/8—8-5/8
Solid body	20-1/2’’	EXT. Bowl 1809	2-3/8—8-5/8
		Bowl 1902	9-5/8—10-3/4
		Body only1805	11-3/4—13-3/8
	27-1/2’’	Bowl 1810(No3)	2-3/8—8-5/8
		Bowl 1904(No2)	9-5/8—10-3/4
		Bowl 1903(No1)	11-3/4—13-3/8
Split body	27-1/2’’	EXT.No.3 Taper	2-3/8—8-5/8
MPCH	37-1/2’’	Bowl 6608(No3)	2-3/8—8-5/8
		Bowl 6609(No2)	9-5/8—10-3/4
		Bowl 6610(No1)	11-3/4—13-3/8

on:ROTARY SLIPS
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