Reduced section OD subs

Crossover Sub is used to crossover from one connection size to another or as the disposable component used to extend the connection life of a more expensive drill stem member. Crossover subs are available with box x pin, box x box, pin x pin connections. Crossover subs are manufactured from 4145H or 4140H alloy steel. The connections are protected by phosphate surface coating that minimizes galling on initial make-up.

When ordering, please specify:

  • Identify subs Example: Kelly sub, crossover drill pipe to drill collar, drill collar to drill collar, bit sub etc.
  • Overall length
  • Largest diameter
  • Bore ID
  • For Bit sub, add : float bore size and type if desired
Category:

Description

· Product · Top junction block · Lower junction block · Type
· Kelly joint · Kelly · Drill pipe joint · A or B
· Kelly joint · Drill pipe joint · Drill pipe joint · A or B
· Drill pipe joint · Kelly · Drill collar · A or B
· Crossover joint · Drill collar · Drill collar · A or B
· Bit joint · Drill collar · Bit · A or B
· Swivel joint · Swivel lower joint · Kelly · Type C
· Fish joint · Kelly · Drill pipe joint · Type C
· Drill pipe joint · Fishing tool · Type C