单词 | locknut |
释义 | locknut/ˈlɒknʌt![]() noun 1A nut screwed down on another to keep it tight.Such devices include means to inspect cables and anchorages, locknuts, or grub screws for cross arms, pivots, etc....
1.1A nut designed so that, once tightened, it cannot be accidentally loosened.Once the drain is correctly in position, tighten the locknut with a wrench....
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