In most horizontally split centrifugal pump casings, wearing rings are prevented from rotating by __________.

Question

Accepted Answer

using an extended lip formed on one half of the ring and using the upper casing half to trap the lip when the casing is reassembled

Answer

swelling the wearing rings into the casing

Answer

using wear rings with a larger than normal outside diameter and having the casing 'crush' them in place

Answer

using one dowel pin pressed into the side of the ring, then fitting the pin into a hole drilled into the side of the casing ring grove

🔍 Key Concepts