Master Bushing 20.5″ Inbuild Taper Design

Master Bushing 20.5″ Inbuild Taper Design

Spectrum Drilling Tools International manufactures Split Type Pin Drive Master Bushings designed specifically for 20½” Rotary Tables used in drilling operations. These Master Bushings conform to the latest API-7K specifications.

Our Master Bushing is engineered for use in shallow to medium-depth wells and is suitable for 20-½” sizes of Rotary Tables. It features a standard taper of Insert Bowl No. 3, allowing it to handle tubular sizes ranging from 2-3/8” to 8-5/8”.

Features & Benefits

API Standard
  • Spectrum Drilling Tools International parent company has an API-7K License for Master Bushings for the past 23 years and continues to do so.
  • We supply Master Bushings that meet API-7K specifications and bear the API-7K Monogram.
Design Features
  • Spectrum’s Master Bushings are equivalent to and interchangeable with NOV Master Bushings, making them suitable for use in NOV Rotary Tables.
  • The Master Bushing is specifically designed for use in shallow to medium-depth wells and is suitable for 20-½” sizes of Rotary Tables.
  • It features a standard taper of Insert Bowl No. 3, enabling it to accommodate tubular sizes ranging from 2-3/8” to 8-5/8”.
  • The 2-½” rise in taper elevates all slips by 2-½”, simplifying slip handling. This rise of slips ensures even distribution of the load within the Bushing, reducing wear and tear on the table bore. Moreover, this taper provides 50% more slip support, enhancing the Bushing’s ability to manage loads effectively.
  • Rated Load Capacity : 
  • Design life : 10 Years
Health, Safety and Environment
  • Our Master Bushings are produced in full compliance with HSE (Health, Safety, and Environment) guidelines.
  • Easy fitment and installation help minimize rig downtime.
  • Our master bushings undergo a comprehensive series of both destructive and non-destructive tests to ensure they not only meet but exceed API quality requirements. This stringent testing process ensures that only top-quality products are supplied to our customers.
Lead Time
  • We offer fast delivery with a short lead time.
  • We maintain a substantial inventory of spares, ensuring their availability with very short lead times.
S. No. Description ABI Part No.
1
Medium Duty Split Type Pin Drive Master Bushing 20.1/2" Bare Body for 17.1/2" Rotary Table
2051-PSP
2
Lifting Sling (Two Hooks Type)
2054-PSP
3
Bit Breaker Adapter Plate
2055-PSP
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