SHAFT, KEY, AND KEYWAY Flashcards
A machine element that transmits
torque and power.
a. Pulley
b. Bearing
c. Shaft
d. None of the above
SHAFT
The factor that affects the
horsepower requirement of a shaft.
a. Torque
b. Rpm shaft
c. Peripheral velocity of shaft
d. All of the above
AOTA
If two shafts are perpendicular with
each other, what type of drive system
would you recommend?
Flat belt
In a design of drive shaft assembly
the weakest part should be the ____.
a. Shaft
b. Hub
c. Key
d. Keyway
e. None of the above
KEY
Rule of thumb for the length of keyway
based on the diameter of the shaft.
a. 1.5 the diameter
b. 2.0 the diameter
c. 2.5 the diameter
d. None of the above
1.5 the diameter
A machine element used to fasten shaft
pulleys and gear hubs together.
a. Bolt
b. Springs
c. Keys
d. None of the above
Keys
A grove that is placed on a shaft to
prevent the pulley from slippage.
a. Keyway
b. Keyhole
c. Key
d. None of the above
Keyway
A type of key applicable for slidingtype shaft and hub assembly.
a. Parallel key
b. Woodruff key
c. Taper key
d. All of the above
Parallel key
A type of key applicable for an
assembly in which the hub is fastened to
the shaft or an assembly in which the key is
driven between the shaft and the hub.
a. Parallel key
b. Woodruff key
c. Taper key
d. All of the above
AOTA
Rule of thumb for the width of keyway
based on the diameter of shaft.
a. ¼ the diameter
b. ½ the diameter
c. ¾ the diameter
d. None of the above
¼ the diameter
Rule of thumb for the depth of keyway
based on the diameter.
a. 1/8 the diameter
b. 1/4 the diameter
c. ½ the diameter
d. None of the above
1/8 the diameter
The recommended key cross-section
for shaft below 5.5 in. is ___.
a. square
b. rectangular
c. triangular
d. None of the above
square
The recommended key cross section
for shaft above 5.5 in. is ___.
a. square
b. rectangular
c. triangular
d. None of the above
rectangular
A shaft with varying diameter along its
length.
a. Main shaft
b. Line shaft
c. Stepper shaft
d. None of the above
Stepper shaft
The shaft diameter is 30 mm. As an
Agricultural Engineer, what size of square
keyway would you recommend?
a. 5 mm
b. 7.5 mm
c. 10 mm
d. 12.5
e. None of the above
7.5 mm