Aquajack Subsea Tensioner

By tightening all the bolts on a joint simultaneously a saving of up to 80% can be achieved over alternative methods.

Hydratight's Aquajack subsea tensioner achieves this to provide the most cost effective solution to subsea bolt or stud tightening.

Aquajack's unique reaction nut design: SPLIT NUTĀ® allows rapid tool removal and application to long bolts and damaged threads:

  • 30mm maximum piston stroke for tools AJ2 to AJ8
  • 20mm maximum for tools AJ0 and AJ1
  • All tools incorporate visible piston stroke indicators

Features and Benefits:

  • Compact design
  • Long picton stroke
  • Misalignment compensation
  • Quick, simple hose connection
  • Visible piston stroke indication
  • 'No spill' overstroke elimination
  • Quick fastening or solid reaction nut

Download Technical Sheets

Document/FileSize
Aquajack Operations Manual (PDF)795kb
Aquajack Datasheet (PDF)307.54kb
Aquajack range of subsea tensioners
Subsea training using the Aquajack tensioners
Topside testing of Aquajack tensioners
Click images for a closer view