Use:
The rotary bushing is placed in the rotary table to centralize and protect the drillstring, protect seals, sealing areas, and generally all critical equipment running through the rotary table.

Material:
Body: PA6 Nylon
• Wear-resistant
• High strength, high rigidity
• Age resistant even when introduced to high temperatures over time

Inserts: Polyethylene (PE) plastics
• Low friction

Features and benefits: 
• Available with both square and round interface
• Easy handling and HSE friendly (150 kg), with hooks for self lifting
• Negligable conductivity – no corrosion
• Simple and fast installation
• Insert bowls easily interchangeable
• Optional lid, for increased safety when installed 
• Field-proven

Click link below for video showing the rotary bushing in use on the drill floor