| English | Spanish | |
|---|---|---|
| General | ||
| General | nut and bolt | rosca [f] disused |
| Demographics | ||
| Demographics | bolt and nut | pernos [m/pl] |
| Engineering | ||
| Engineering | bolt and nut | tornillo y tuerca |
| Engineering | nut bolt | perno de rosca |
| Engineering | nut bolt | perno con tuerca |
| Engineering | bolt nut | tuerca de perno |
| Construction | ||
| Construction | bolt and nut | perno y tuerca |
| Construction | bolt and nut | tornillo y tuerca |
| Construction Machinery | ||
| Construction Machinery | stop bolt nut | tuerca del perno de tope |
| Technical | ||
| Technical | bolt and nut | tornillo y tuerca [f] |
| Mechanics | ||
| Mechanics | hexagon-head bolt and hexagon nut | perno de cabeza hexagonal y tuerca hexagonal [m] |
| Machinery | ||
| Machinery | nut bolt | perno de rosca |
| Maritime | ||
| Maritime | bolt and nut | perno y tuerca |
