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Outside Surface

Services - Troubleshooting - Damage by Location - Outside Surface: Cracks, Damage Type, Discoloration, Rust, Corrosion, Wear

Services - Troubleshooting - Damage by Load / Contact Patterns: Typical Running Traces of Deep Groove Ball Bearings, showing the most common running trace generated when the inner ring rotates under a radial load only.

Online Services

NSK Online Services - We recognise that each customer has different needs, and we offer the appropriate technology to satisfy all different purchasing requirements.

Flaking

Troubleshooting - Linear Guides - Flaking: The rolling contact surface of the rail, the ball slide and the ball flakes away like scales.

Online Services

NSK Online Services - We recognise that each customer has different needs, and we offer the appropriate technology to satisfy all different purchasing requirements.

Indentations

Troubleshooting - Linear Guides - Indentations: Dents on the raceway at each ball location similar to the deformation caused by a Brinell Hardness Test or on the raceway caused by contamination or metallic particles.

Wear

Services - Troubleshooting - Linear Guides - Wear: Severe friction resulted in serious wear on the rolling contact surface of raceway and/or balls.

Fretting

Services - Troubleshooting - Linear Guides - Fretting: Fretting is a type of wear that is caused by relative repeated rubbing with minute amplitude between contacting surfaces.

Corrosion

Services - Troubleshooting - Linear Guides - Corrosion: Corrosion on raceways and balls.

Damaged Ball Recirculation Parts

Services - Troubleshooting - Linear Guides - Damaged ball recirculation parts: Balls become free from the ball slide due to broken plastic ball re-circulation parts.

Electrolytic Corrosion

Services - Troubleshooting - Linear Guides - Electrolytic corrosion: Pits like spot corrosion on balls and raceways.

Indentations

Services - Troubleshooting - Ball Screws - Indentations on the raceway at each ball location caused by a Brinell Hardness Tester or by contamination or by metal particles.

Flaking

Services - Troubleshooting - Ball Screws - Flaking: The raceways of the screw shaft and ball nut and/or the surface of the ball peel off like scales because of fatigue.