Blog

Which type of bearing uses oil film and slides over the moving parts to reduce friction?

Technician A says that a static seal can be compressed for the second time to conform to surface irregularities. Technician B says that a static seal cannot be compressed a second time to fill in the surface irregularities. Who is correct?

A(n) __________ is when the race and opening diameter are identical.

Which type of bearing uses oil film and slides over the moving parts to reduce friction?

Technician A says that friction would be less if the metals used in sleeve bearings are different. Technician B says that sleeve bearings cannot have direct surface contact. Who is correct?

Which of these seals can be used in rotating shafts?

When bending down to lift an object, always bend at the __________ before attempting to lift.

It was observed that the bearing had hardened grease, a heavy varnish-like discoloration, and the metal no longer reflected light. Technician A says that this could be an effect of overheating. Technician B says that it could not be an effect of overheating. Who is correct?

What enables the technician to move heavy components and lower them to the area where they can be serviced?

Which of the following should NOT be done when cleaning gasket material?