Are high strength clevises and turnbuckles available?

Clevis with cotter pin

High strength clevises can be provided in instances where smaller clevises are needed while keeping a higher safe working load. High strength clevises are also used to develop the full capacity of high strength threaded rods. Since high strength clevises are not readily available in the marketplace, these items and can add significate lead time and cost to the assembly. The clevis will be heat treated to A668 Class F.

High strength turnbuckles are also not readily available. When designing or working with high strength tie rod assemblies, sleeve nuts are often considered in lieu of the turnbuckle.

In some instances, to gain further strength in a tie rod assembly, it may be most economical to choose a larger configuration of assembly.


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