Bearings I Flashcard

Front

What is the most common material used to manufacture bearing cages?

Back

Steel

Front

A radial load is one exerted at a perpendicular orientation to the shaft.

Back

True

Front

In a motor-pulley-fan application, the loads experienced by the bearings will be: Radial, Axial, A combination of both

Back

A combination of both

Front

When lubricating, roughly what percentage of the “free space” in a bearing should be filled?

Back

30%

Front

Which of the following suffixes calls out the largest clearance? No Suffix, C2, C3, C1

Back

C3

Front

A flinger seal and a triple lip seal require a narrow inner ring.

Back

False

Front

Why is a pillow block ball bearing unit constrained by +/- 2 degrees misalignment?

Back

Relubrication groove position

Front

Which type of bearing is best suited in a low load, high speed application with a shaft size less than 3”?

Back

Deep Groove Ball Bearing

Front

Which incorrect practice leads to over stressing and cracking of the inner ring? Options: Over torquing setscrews, Over lubrication, Under lubrication

Back

Over torquing setscrews

Front

A narrow ring insert is used primarily for:

Back

Spacing constraints