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Which bolt is mainly used in marine shaft couplings?

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Which bolt is mainly used in marine shaft couplings?

(a) Headless tapered bolt

(b) Tap-bolt or cap screw

(c) Lifting eye-bolt

(d) Countersunk-headed bolt

I got this question in homework.

The doubt is from Bolts topic in portion Screw Threads & Screwed Fastening of Engineering Drawing

1 Answer

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Best answer
The correct answer is (a) Headless tapered bolt

Explanation: Headless tapered bolt has no head and has a shank which is tapered is mainly used in marine shaft couplings. Lifting eye-bolt is used as an appliance for lifting heavy machines. Tap-bolt or cap screw is used as a screw that is when it is not possible to accommodate the nut.

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