Deck 7: Bearings

Question 1

The rolling elements will ride in what is referred to as a ____.

A) drum
C) race
B) cylinder
D) ringer

Answer 1

C

Question 2

What type of bearing load is present when pressure from the load is parallel to the axis of the shaft?

A) radial
C) thrust
B) axial
D) radial-axial

Answer 2

B

Question 3

The ____ roll between the inner and outer rings.

A) races
C) separators
B) rolling elements
D) lubricators

Answer 3

B

Question 4

What type of bearing load is present when the pressure from the load is perpendicular to the axis of the shaft?

A) radial
C) thrust
B) axial
D) radial-axial

Question 5

Which series of bearing is used for a light-duty application?

A) Series 100
C) Series 300
B) Series 200
D) Series 400

Question 6

____ is a bonding, shearing, and tearing away of material from two contacting or sliding metals.

A) Spalling
C) Stripping
B) Galling
D) Gouging

Question 7

What type of bearing load is present when pressure from the load is both perpendicular and parallel to the axis of the shaft at the same time?

A) radial
C) thrust
B) axial
D) radial-axial

Question 8

Which of the following is not a type of Babbitt metal?

A) steel
C) bronze
B) aluminum
D) copper-lead

Question 9

Which of the following has a cup and a cone?

A) ball-thrust bearing
C) taper-roller bearing
B) angular-contact bearing
D) stave bearing liner

Question 10

A ____ bearing is usually a sleeve or bushing that may support radial and axial loads.

A) standard
C) roller
B) plain
D) ball

Question 11

Before most roller bearings can be installed onto a shaft, they first must be ____.

A) lubricated
C) tested
B) painted
D) heated

Question 12

____ damage occurs when continual impacting forces (such as vibrations) are passed from one ring to the other, through the rolling elements, when there is no rotation of the shaft.

A) External
C) Spalling
B) False Brinell
D) Excessive

Question 13

An antifriction bearing will typically need to be ____ into position.

A) slid
C) pressed
B) knocked
D) heated

Question 14

What three types of bearings fall under the antifriction category?

Question 15

Which type of bearing is often referred to as an angular-contact bearing?

A) tapered-roller bearing
C) self-aligning bearing
B) double-row ball bearing
D) radial-thrust bearing

Question 16

The rolling element of what type of bearing may, in some cases, be 10 times as long as its diameter?

A) stretch bearing
C) needle bearing
B) axial bearing
D) spherical-roller bearing

Question 17

____ is the flaking away of metal pieces due to metal fatigue.

A) Spalling
C) Stripping
B) Galling
D) Gouging

Question 18

Which bearing should you not lubricate?

A) A sealed bearing
C) A needle bearing
B) A ball bearing
D) A plain bearing