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Before the test flight, the mechanic secured the landing gear with a castle nut and bent the cotter pin to lock it in place.
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Before the test flight, the mechanic secured the landing gear with a castle nut and bent the cotter pin to lock it in place.
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Related words
castle nut
Noun
Japanese Meaning
凸部（キャッスル状の突起）が備わっており、ボルトの穴に挿入されたコッターピンを突起に沿って曲げることで、ナットの固定に用いられる特殊なナット。
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