Exam Question

With reference to Keyless Propellers:

(a) Sketch a section through a keyless sleeved propeller.

(b) State the advantages of using a keyless sleeved propeller.

(c) State with reasons, which metal sleeve, should be made for contact with the forged mild steel tail shaft.

(d) State the material used to bond the sleeve to the propeller and the general thickness of the bonding material.