Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
19 Cards in this Set
- Front
- Back
|
A load that is perpendicular to the centreline of the shaft is ?
Axial or Radial |
Radial |
|
|
A load that is in line the centreline of the shaft is ?
Radial or Axial |
Axial |
|
|
What are the two main function of journal bearings ? |
- To hold a journal in it required location
- To support the intended radial load |
|
|
Describe the common of a thin she'll split bearing ? |
The most common is Babbitt, although other soft materials are used with steel backing. |
|
|
What two seats are available on a thick - walled split bearing ? |
Spherical and Non-spherical |
|
|
The load capacity and speed capacity of a solid bushing is radically different than a split shell type.
True or false |
False |
|
|
An unsteady load at high speed can develop a condition called ? |
Oil whirl |
|
|
One of the type of bearings that could be used to combat oil whirl is ? |
Lobes bearing |
|
|
Hydrodynamic bearings depend on ________________ to create full film lubrication. |
Shaft rotation |
|
|
Hydrostatic bearings depend on _______________________ to create full film lubrication. |
A external pump |
|
|
Hydrostatic bearings can support heavy loads at 0 RPM.
True or false |
True |
|
|
The _______________ type of thrust bearing can handle the greatest load in the _______ direction. |
Tilted pad Axial |
|
|
_____________ is the ability to allow abrasive contaminants to become entrapped. |
Embeddability |
|
|
_______________ is characteristic that allows the bearing to not weld and seize to journal during start up. |
Compatibility |
|
|
The bearing that would have the best conformability ? |
Babbitt |
|
|
Ensures contact for good heat transfer:
Crush or Spread |
Crush. |
|
|
___________and___________ Are used to ensure the split bearing is located properly and will not rotate in the bearing housing. |
Locking tab Dowel hole |
|
|
A soft blow hammer is a good way to install a bearing.
True or false |
False |
|
|
Three methods to check bearing clearance in a journal bearing : |
- Plastigauge - Lift check - measure both parts |
