Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Components (hierarchy name)
4. components (objects parts)
5. [components by general context]
6. fasteners
7. hangers (fasteners)
8. [hangers by location or context]
9. ceiling hangers

Additional parents:

1. top of the aat hierarchies
2. Objects Facet
3. Components
4. components
5. components by general context
6. fasteners
7. hangers
8. hangers by form

Anotations

Scope note:

Tie hangers or other hangers that incorporate a coil or other mechanism to allow small amounts of vertical or lateral movement, used to suspend ceilings, floors, in bridges, and for other construction uses.