Figure 5.6. Measuring Coupler Height.
organizations will use any equipment they find in a theater of operations, you should be familiar with these two
a. Hook-and-link. The three main parts of the hook-and-link coupler, seen in figure 5.8, are the screw
coupling (link), the draw hook, and two side buffer assemblies. Figure 5.9 shows the parts on the end of a
railway car. The draw hook forms a part of the car's underframe; the screw coupling is mounted at the base of
the hook; the buffers are located one on each side of the hook and