This standard BS EN 4693:2017 Aerospace series. Tie rod with integrated bolts. Assembly code A, B and C is classified in these ICS categories:
49.035 Components for aerospace construction
This European Standard specifies the dimensions and tolerances of rod assemblies for aerospace applications with two adjustable ends with integrated bolts for interior and sub structure in the temperature range -55 °C to 85 °C. The rod ends should not be screwed completely apart.