Autobahn - Model 27.5 -Split Pin Drive Master Bushing
Autobahn Industries has developed special type Split Types Pin Drive Master Bushing suitable for 27.5" API Rotary Table as per API-7K specifications which can handle tubular size from 2-3/8" to 13-3/8" OD with the help of bowl no. 1,2 & 3 and Master Bushing designed to handle string load of 500 ton.
1. Split Type Pin Drive Master Bush can be remove from the drilling string to pass large diameter bit and pipe connection directly through the rotary table .
2. BOP can be easily lifted by removing the Split Type Master Bush from the Rotary Table.
3. Master Bush can be lock with the Rotary Table and Master Bush has locks that hold the bowls securely in the bushing.
4. String and near bit stabilizers can be used with removing Split Type Master Bushing from the Rotary Table.
- Master Bushing 37.5" - Latch Type
- Master Bushing 37.5" - Square Type
- Master Bushing 37.5" - EMSCO
- Master Bushing 27.5" - Solid Type
- New Master Bushing 27.5" - Split Type
- Master Bushing 27.5" - Taper Design
- Master Bushing 27.5" - Square Drive
- Master Bushing 20.5" - Pin Drive
- Casing Bushings
- Roller Kelly Bushing
- Manual Tong