KH Stamped outer ring type

KH Stamped outer ring type

The outer material is steel pressed to form the protective case. 

The ball retainer is made from steel or resin. The steel retainer has high rigidity obtained by heat treatment, thus have higher using temperature of -40~125℃.

It also has seals on both sides, for example KH1630PP.

While normal resin retainer have using temperature of -20~80℃。

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