Master Bushing 20.5″ Solid Type

Master Bushing 20.5″ Solid Type

Autobahn Industries make Solid Body Pin Drive Master Bushing suitable for 20½” Rotary Table used for drilling operations. Master Bushings are conforming to API-7K specification (Latest Edition). It is used with optional Insert Bowl no. 2 & 3 to handle different sizes of tubular. With the help of Insert Bowls, it is capable to handle tubular size from 2-3/8” to 10-3/4”.  Pin Drive Kelly Bushing 20HDP can be used with the Master Bushing.

Features & Benefits

API Standard
  • Master Bushings will be supplied confirming to API-7K Specification and duly marked with API-7K Monogrammed.  
  • Autobahn Industries is holding API-7K Licence for Master Bushing for the last 23 years and counting.
Design Features
  • Autobahn make Master Bushings are equivalent and interchangeable with NOV Master Bushing and can be used in NOV Rotary Table.
  • Rated Load Capacity : 500 Ton
  • Design life : 10 Years
  • Bowls used in the Master Bushing provide better slip backup & are made to be used for running in heavier tubular strings without string failure due to bottle necking.
  • Pin Drive Master Bushings makes it possible to use extended Split Bowls in the Rotary Table while the Kelly Bushing is in operation
Health, Safety and Environment
  • Products are manufactured considering the HSE guidelines.
  • Easy Installation.
  • Products are passed with Destructive  and Non Destructive Testing (NDE) which build more trust to the end user.
  • Excellent durability is most reliable to keep the crew safer.
Lead Time
  • Fasted Delivery with short lead time
  • Availability of Spares in very short lead time as we are maintaining the huge inventory.
S. No. Description ABI Part No. Ref NOV Part No.
1
Master Bushing Hinged Type Pin Drive 37-1/2" Bare Body (Latch Type) suitable for National Rotary Table.
3710
6601-1
2
Insert Bowl No. 1 for 11-3/4" to 13-3/8" tubular for National Rotary Table
3751
6610
3
Insert Bowl No. 2 for 9-5/8" to 10-3/4" tubular for National Rotary Table
3752
6609
4
Insert Bowl No. 3 for 2-3/8" to 8-5/8" tubular for National Rotary Table
3753
6608
5
Lifting Sling for Bowls (Two Hook Hype)
3754
1021
6
Lifting Sling for Master Bushing (Four Hook Type)
3716
6699
7
Bit Breaker Adapter Plate
3717
1816
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