Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Components (hierarchy name)
4. components (objects parts)
5. [components by specific context]
6. weapon components
7. projectile weapon components
8. firearm components
9. [firearm locks and lock components]
10. firearm lock components

Anotations

Scope note:

Use specifically for the parts of the firing mechanisms of small arms that initiate firing when pressed or moved by the finger, typically a hinged metal lever acting on the sear in the lock. Use also in the general sense for any mechanical or electronic devices activating a firearm or crossbow by a press of the finger.