>> P.397
II84■Identification NumberSome examples of the identication number of Roller Followers are shown below.Examples of identication numberExample 1NAST10ZZUURExample 2NART10VUURExample 3NART15UUR/SGExample 4NART12FUURModel codeRNASTNASTSeparable Roller FollowerWithout inner ringWith inner ringMetric seriesNARTNon-separable Roller FollowerNART…/SGC-Lube Roller FollowerNURTCylindrical Roller FollowerInch seriesCRYNon-separable Roller FollowerSizeThe size indicates the bore diameter of the inner ring. (unit: mm)In the inch series, the outer diameter of the outer ring is indicated in units of 1/16 inch.Type of materialNo symbolF(1)Roller guide methodNo symbolVHigh carbon steel madeStainless steel madeWith cageFull complement typeWith crowned outer ringWith cylindrical outer ringo symbolRNNote(1)Applicable to Non-separable Roller Followers onlyShape of outer ring outside surfaceSeal structure (Separable Roller Follower)No symbolZZZZUUOpen typeShield typeSealed typeSeal structure (Other Roller Follower)No symbolUUShield typeSealed type
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