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standard series zb1.25

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YRTCUSCINETTO DI PRECISIONE PER TAVOLE GIREVOLI - PRECISION TURNTABLE BEARINGType YRTType YRTSTANDARD SERIES YRTConventional rotating speedSHEET 1/2CODEYRT50YRT80YRT100YRT120YRT150YRT180YRT200YRT260YRT325YRT395YRT460YRT580YRT650YRT850YRT950YRT1030DIMENSIONSFIXING HOLESAxialandRadialDe D1 Di C H1 H2 Fe Ne he Fi Ni hi L W Run-Out[mm] [mm] [mm] [mm] [mm] [mm] [mm] [-] [mm] [mm] [-] [mm] [mm] [mm] [μm]126 -0,011 105 50 -0,008 10 20 ±0,125 30 116 12 5,6 63 10 5,6 - - 2146 -0,011 130 80 -0,09 12 23,35 ±0,15 35 138 12 4,6 92 10 5,6 10 4 3185 -0,015 160 100 -0,010 12 25 ±0,175 38 170 15 5,6 112 16 5,6 10 5,4 3210 -0,015 184 120 -0,010 12 26 ±0,175 40 195 21 7 135 22 7 11 6,2 3240 -0,015 214 150 -0,013 12 26 ±0,175 40 225 33 7 165 34 7 11 6,2 3280 -0,018 244 180 -0,013 15 29 ±0,175 43 260 45 7 194 46 7 11 6,2 4300 -0,018 274 200 -0,015 15 30 ±0,175 45 285 45 7 215 46 7 11 6,2 4385 -0,020 345 260 -0,018 18 36,5 ±0,20 55 365 33 9,3 280 34 9,3 15 8,2 6450 -0,023 415 325 -0,023 20 40 ±0,20 60 430 33 9,3 342 34 9,3 15 8,2 6525 -0,028 486 395 -0,023 20 42,5 ±0,20 65 505 45 9,3 415 46 9,3 15 8,2 6600 -0,028 560 460 -0,023 22 46 ±0,225 70 580 45 9,3 482 46 9,3 15 8,2 6750 -0,035 700 580 -0,025 30 60 ±0,25 90 720 42 11,4 610 46 11,4 18 11 10870 -0,050 800 650 -0,038 34 78 ±0,25 122 830 42 14 680 46 14 20 13 101095 -0,063 1018 850 -0,050 37 80,5 ±0,30 124 1055 54 18 890 58 18 26 17 121200 -0,063 1130 950 -0,050 40 86 ±0,30 132 1160 54 18 990 58 18 26 17 121800 -0,080 1215 1030 -0,072 40 92,5 ±0,40 145 1255 66 18 1075 60 18 26 17 15- Slightly preloaded bearing.- The bearing requires an high quality of companion surfaces in order to work perfectly.- Including retaining screws and threaded extractions holes.- Dynamic frictional torque is tested at speed 5 r/min. Static frictional torque should be 2 - 2,5 times of dynamic frictional torque.- Tightening torque must be applied on 3 stages, at 40-70-100% of listed data, according crosswise tightening sequence.134

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