Turnbuckles and Rigging Screws - Frequently Asked Questions

What is the difference between a Turnbuckle and Rigging screw?

With a Turnbuckle the threaded ends are visually exposed where as a Rigging screw has a bottle type body enclosing the threaded ends.

What is the Australian Standard for Turnbuckles and Rigging Screws?

The current Australian Standards for Turnbuckles and Rigging Screws is AS 2319.

Can a Rigging screw or Turnbuckle be used for lifting?

Yes, however they need to be stamped on the body with the WLL. If there is not WLL stamped then they cannot be used for lifting.

What grades do they come in?

The most common grades of steel that Turnbuckles and Rigging Screws are made out of are Grade L, Grade P, Grade S and commercial grade. Commercial grade is not designed for lifting.

Can they be used as a part of a height safety static line?

Yes, however a rated turnbuckle or rigging screw needs to be used with a min rating of 21kN

Where are Turnbuckles and Rigging screw commonly used?

Both turnbuckles and riggings screws are more commonly used in guying and rigging applications.