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/*728*90 created on 2018/5/16*/ var cpro_id = "u3440131"; Home>Bearing knowledge>Discrimination specifications for NTN imported bearings Discriminant specification for NTN imported bearings
If it has the following shortcomings, it can no longer be used; it is necessary to replace the new NTN imported bearings. There are cracks or gaps in any of the inner ring, outer ring, roll cage and cage. /*250*250 was created on 2017/12/25*/ var cpro_id = 'u3171089';
1. There is crack on any one of the ferrule and the rolling body.
2. There are significant card injuries on the rolling track, ribs and roll.
3, the cage wear is significant, perhaps the rivet is significantly relaxed.
4. There is rust on the raceway surface and the rolling body; there is injury.
5. There are severe indentations and marks on the raceway surface and the rolling body.
6, the inner ring inner diameter surface or the outer ring outer diameter surface has significant creep.
7, the color change due to heat is significant.
8. Sealed NTN imported bearings; the damage of the seal or dust cover is significant.
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Source: China Bearing Network Time: 2013-03-31