>> P.440
CROSSED ROLLER BEARINGSStandard Type Crossed Roller BearingsOpen Type/With CageOpen Type/Full Complement TypeSealed Type/With CageSealed Type/Full Complement TypeShaft dia. 250-800mmCRBC 25025CRBC 30025CRBC 25025UUCRBC 30025UUMass (Ref.)Boundary dimensionsmmkg4.978.1014.85.8813.417.214.523.572.426.041.786.130.6 102 27446.5 115 478 109 247dDB2502502503003003004004004005005005006006006007007007003103303553603954054805105806006256807007808708158801 0208008009501 0302530402535403540704050704070120457015070100Identification numberWith CageFull complementOpen ypeSealed TypeOpen TypeSealed TypeCRB 25025 UU──CRB 30025 UU────────────────CRB 25025CRB 25030CRB 25040CRB 30025CRB 30035CRB 30040CRB 40035CRB 40040CRB 40070CRB 50040CRB 50050CRB 50070CRB 60040CRB 60070CRB 600120CRB 70045CRB 70070CRB 700150CRB 80070CRB 800100CRBC 25025 UU──CRBC 30025 UU────────────────CRBC 25025CRBC 25030CRBC 25040CRBC 30025CRBC 30035CRBC 30040CRBC 40035CRBC 40040CRBC 40070CRBC 50040CRBC 50050CRBC 50070CRBC 60040CRBC 60070CRBC 600120CRBC 70045CRBC 70070CRBC 700150800CRBC 80070CRBC 800100Shaft dia.mm250300400500600700Note(1) Minimum allowable single value of chamfer dimension rRemarks1. o oil hole is provided.2. o grease is prepacked for Open Type. Perform proper lubrication. Grease is prepacked for Sealed Type.J21
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