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¢ Centering and finishing in flange bore drillingIf customers are planning to apply bore diameter processingusing pilot bore items by themselves, the instructions belowshould be followed:ò Centeringò SHPANNRING specificationAccording to Figure A, check thecenter run-out of each size by theflange hub outer diameter. Adjustthe chuck to achieve the followingaccuracy and finish the inner diameter.d0.020.02Finish as illustrated in Figure B whenprocessing to apply the locking methodaccording to SPANNRING.6.3ESERVO FLEXSFSChuckFlange1.6C 0.5C 0.5C 0.81.6R 0.20.20.715°¢ Combination of standard bore diameterDetails of the E portionA type using a friction lock for mounting on the shaftThe combinations of the standard bore diameter of (SFS-£S/W/G-£M-£M) are as follows:SFS-06Standard borediameter d1 [mm]Standard bore diameter d2 [mm]12M 14M 15M 16M 20M 22M 25M 28M 30M 35M12M ò ò ò14M ò ò15MòSFS-08Standard borediameter d1 [mm]Standard bore diameter d2 [mm]12M 14M 15M 16M 20M 22M 25M 28M 30M 35M15M ò ò ò ò16M ò ò ò20M ò ò22MòSFS-09Standard borediameter d1 [mm]Standard bore diameter d2 [mm]12M 14M 15M 16M 20M 22M 25M 28M 30M 35M25M ò ò ò28M ò òSFS-10Standard borediameter d1 [mm]Standard bore diameter d2 [mm]12M 14M 15M 16M 20M 22M 25M 28M 30M 35M25M ò ò ò ò28M ò ò ò30M ò ò35MòSFS-12Standard borediameter d1 [mm]Standard bore diameter d2 [mm]12M 14M 15M 16M 20M 22M 25M 28M 30M 35M30M 380 38035MòSFS-14Standard bore diameter d2 [mm]12M 14M 15M 16M 20M 22M 25M 28M 30M 35MStandard bore diameter d1 [mm] 35M ò* The bore diameters with value or marked ò are supported as standard bore diameter.* The permissible torque of small bore diameter indicated in the column with value is limited by the shaft locking mechanism. The value indicates its operating torque [N·m].The latest CAD data can be downloaded from our website. ht tp://w w w.mikipulley.co.jp/C A DThe CAD mark indicates that CAD data is available by CD-ROM.The CAD file No. represents the file name in the CD-ROM.33