Master Bushing

Description

These series of master bushing are suitable to fit into API drill pipe spider, drill collar spider, casing spider and roller bushing, with two structures of solid body and split body. Two types are available: pin driven and square driven. They are designed and manufactured according to API Spec 7K “Specification for Drilling Equipment”.

> Solid and split pin drive 17 1/2”-37 1/2”
> Solid and split square drive 17 1/2”-27 1/2”
> For most rotary tables

Parameter

Bushing Type	Rotary Table Size (in)	Insert Bowls	Handling Tubular OD. (in)
MSS 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 Bowl 1026	9 5/8-10 3/4
MDSP Split body	17 1/2	Ext. No.3 Taper	2 3/8-8 5/8
MDSP Split body	20 1/2	Ext. No.3 Taper	2 3/8-8 5/8
MSPC Solid body	20 1/2	Ext. Bowel 1809	2 3/8-8 5/8
		Bowl 1902	9 5/8-10 3/4
		Body only 1805	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
MSP 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