bearings and seals Flashcards
1
Q
what are some of the main functions of bearings?
A
To reduce heat, friction, wear. increase efficiency and allow high speeds
2
Q
what are the 2 main loads bearings take?
A
axial/thrust and radial… or combination of both
3
Q
what are the 2 main bearings used in GTE?
A
Ball and roller bearing
4
Q
why do bearings need to be greased?
A
so they function correctly and don’t fatigue or corrode as easily
5
Q
are plain and tapered roller bearings used in GTE?
A
no
6
Q
what are the 2 types of seals used on bearings?
A
labyrinth and carbon seals
7
Q
how is a carbon seal held in place?
A
magnets or springs
8
Q
why would a bearing look blue?
A
heat damage
