Sems (screws)
Esquema
Jerarquía
Components (Hierarchy Name) > components (objects) > <components by general context> > fasteners > screws > <screws by form> > machine screws (fasteners)
Descripción
Machine screws that are permanently combined with a lock washer which was inserted before the thread was cut. The term probably derives from an abbreviation for “assemblies,” because the screw and washer are pre-assembled when purchased.
URI original del concepto
Otros términos
- sems [nl]
- sems [es]
- sem (screw) [en]
- sem [es]
- screw and washer assemblies [en]
- tornillo para metales [es]