Tag: NSK
Linear Guides RCA: Damaged Ball Recirculation Parts
Damage Condition
Balls become free from the ball slide due to broken plastic ball re-circulation parts.
Possible Causes
Ball re-circulation disabled by abnormal wear caused by...
How to identify and avoid buying fake bearings
When a company’s reputation is at stake, no purchasing or engineering teams want to fall into the trap of purchasing fake bearings. Every year,...
Linear Guides RCA: Electrolytic Corrosion
Damage Condition
Pits like spot corrosion on balls and raceways.
Possible Causes
Caused by an electric current, creating sparks through a thin oil film, between the...
Linear Guides RCA: Indentations
Damage Condition
Dents on the raceway at each ball location similar to the deformation caused by a Brinell Hardness Test (Brinelling)
Dents on the raceway...
Linear Guides: Fretting
Damage Condition
Fretting is a type of wear that is caused by relative repeated rubbing with minute amplitude between contacting surfaces. It is called fretting...
Linear Guides: Wear
Damage Condition
Severe friction resulted in serious wear on the rolling contact surface of raceway and/or balls.
Possible Causes
Insufficient lubrication
Intrusion of foreign matter
Improper...
Tips for replacing wheel hub bearings
When it comes to vehicle repairs, NSK sets out to make processes faster, safer and more reliable for garage technicians and mechanics. For this...
Linear Guides RCA: Flaking
Damage Condition
The rolling contact surface of the rail, the ball slide and the ball flakes away like scales.
Possible Causes
Natural life of a linear...
Ball Screw RCA: Breakage of Shaft End
Damage Condition
Shaft end (mainly bearing journal) broke completely.
Possible Causes
Rotational bending fatigue caused by misalignment of screw shaft (the bearing journal was forced to...
NSK TL bearings double service life in papermaking machinery
NSK spherical roller bearings with TL technology are being increasingly adopted in the papermaking industry as more machinery manufacturers and paper mills seek to...
