Sealed type four row tapered roller bearing offers you;Extension of bearing life by protection from water, scales, or corrosion Extension of maintenance free interval Increase of rolling efficiency by stable operation Keeping of rolling accuracy by stable operation Cost saving 1. EXTENSION OF BEARING LIFE > Most of bearing failures are caused by entry of water, scales, corrosion or grease leakage. Bearing itself should protect by applying seals and O rings on bearing both sides. Koyo sealed type tapered roller bearing has higher reliable seals extend it's life. to keep safety operation under...

1. Design > Design 1Design 2 2. Components A) SEAL COVER WITH SEAL AND O RING B) CONE SPACER AND SEAL > Lips seal with integrated spring and O ring can prevent entry of water and grease leakege completely. partspart parts Special designed and spring in mold type spacer seal can prevent entry of water from roll neck. C) SPIRAL GROOVE ON CONE BORE > Closed spiral groove on cone bore can retain enough grease between bearing bore and roll neck to prevent scuffing or heat up trouble. parts partsParts Name part Seal cover (with seal and O ring) CupCup spacer Double cone assembly Double cup Cone spacer...

A) Please provide drain holes at bottom of each chock and O ring at bore of thread ring. > O ring Drain holes B) Please use special tool to handle the bearing as an unit at installation into or draw out from chock to avoid damage. Other handling methods are exactly same as handling of conventional bearings. > Koyo recommendable special tool for mounting and dismounting 3 size="-3">

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