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Bearing No. Open | d | D | B | B1 | D1 | D2 | C1 | C2 | r | | Weight | open | zz or 2rs | in | mm | in | mm | in | mm | in | mm | in | in | in | in | in | | | kg | R1-4 | 5/64 | 1.984 | 1/4 | 6.350 | 0.0937 | 2.380 | 0.1406 | 3.571 | 0.296 | 0.296 | 0.023 | 0.031 | 0.004 | - | - | 0.0001 | R133 | 3/32 | 2.381 | 3/16 | 4.762 | 0.0625 | 1.588 | 0.0937 | 2.380 | 0.234 | 0.234 | 0.018 | 0.031 | 0.004 | - | - | 0.0001 | R1-5 | 3/32 | 2.381 | 5/16 | 7.938 | 0.1094 | 2.779 | 0.1406 | 3.571 | 0.359 | 0.359 | 0.023 | 0.031 | 0.006 | - | - | 0.0005 | R144 | 1/8 | 3.175 | 1/4 | 6.350 | 0.0937 | 2.380 | 0.1094 | 2.779 | 0.296 | 0.296 | 0.023 | 0.031 | 0.004 | - | - | 0.0010 | R2-5 | 1/8 | 3.175 | 5/16 | 7.938 | 0.1094 | 2.779 | 0.1406 | 3.571 | 0.359 | 0.359 | 0.023 | 0.031 | 0.004 | - | - | 0.0010 | R2-6 | 1/8 | 3.175 | 3/8 | 9.525 | 0.1094 | 2.779 | 0.1406 | 3.571 | 0.422 | 0.422 | 0.023 | 0.031 | 0.006 | - | - | 0.0010 | R2(EE0) | 1/8 | 3.175 | 3/8 | 9.525 | 0.1562 | 3.967 | 0.1562 | 3.967 | 0.440 | 0.440 | 0.030 | 0.030 | 0.012 | - | - | 0.0015 | R2A | 1/8 | 3.175 | 1/2 | 12.700 | 0.1719 | 4.366 | 0.1719 | 4.366 | - | - | - | - | 0.012 | - | - | 0.0032 | R155 | 5/32 | 3.969 | 5/16 | 7.938 | 0.1094 | 2.779 | 0.1250 | 3.175 | 0.359 | 0.359 | 0.023 | 0.036 | 0.004 | - | - | 0.0005 | R156 | 3/16 | 4.763 | 5/16 | 7.938 | 0.1094 | 2.779 | 0.1250 | 3.175 | 0.359 | 0.359 | 0.023 | 0.036 | 0.004 | - | - | 0.0005 | R166 | 3/16 | 4.763 | 3/8 | 9.525 | 0.1250 | 3.175 | 0.1250 | 3.175 | 0.422 | 0.422 | 0.023 | 0.031 | 0.004 | - | - | 0.0010 | R3(EE1) | 3/16 | 4.763 | 1/2 | 12.700 | 0.1960 | 4.978 | 0.1960 | 4.978 | 0.565 | 0.565 | 0.042 | 0.042 | 0.012 | - | - | 0.0023 | R3A | 3/16 | 4.763 | 5/8 | 15.875 | 0.1960 | 4.978 | 0.1960 | 4.978 | - | - | - | - | 0.012 | - | - | 0.0027 | R168 | 1/4 | 6.350 | 3/8 | 9.525 | 0.1250 | 3.175 | 0.1250 | 3.175 | 0.422 | 0.422 | 0.023 | 0.036 | 0.004 | - | - | 0.0005 | R188 | 1/4 | 6.350 | 1/2 | 12.700 | 0.1250 | 3.175 | 0.1875 | 4.762 | 0.547 | 0.547 | 0.023 | 0.045 | 0.006 | - | - | 0.0018 | R4(EE2) | 1/4 | 6.350 | 5/8 | 15.875 | 0.1960 | 4.978 | 0.1960 | 4.978 | 0.690 | 0.690 | 0.042 | 0.042 | 0.012 | - | - | 0.0045 | R4A | 1/4 | 6.350 | 3/4 | 19.050 | 0.2188 | 5.558 | 0.2812 | 7.142 | - | - | - | - | 0.016 | - | - | 0.0077 | R1810 | 5/16 | 7.938 | 1/2 | 12.700 | 0.1562 | 3.967 | 0.1562 | 3.967 | 0.547 | 0.547 | 0.031 | 0.031 | 0.007 | - | - | 0.0017 | R1038 | 3/8 | 9.525 | 5/8 | 15.875 | 0.1562 | 3.967 | 0.1562 | 3.967 | - | - | - | - | 0.010 | - | - | 0.0035 | R6(EE3) | 3/8 | 9.525 | 7/8 | 22.225 | 0.2188 | 5.558 | 0.2812 | 7.142 | 0.969 | 0.969 | 0.062 | 0.062 | 0.016 | - | - | 0.0110 | R8-7 | 7/16 | 11.113 | 1 1/8 | 28.575 | 0.2500 | 6.350 | 0.3125 | 7.940 | - | - | - | - | 0.016 | - | - | 0.0180 | R1212 | 1/2 | 12.700 | 3/4 | 19.050 | 0.1563 | 3.967 | 0.1563 | 3.967 | - | - | - | - | 0.010 | - | - | 0.0040 | R8 (EE4) | 1/2 | 12.700 | 1 1/8 | 28.575 | 0.2500 | 6.350 | 0.3125 | 7.938 | 1.225 | 1.225 | 0.062 | 0.062 | 0.016 | - | - | 0.0180 | R1458 | 5/8 | 15.875 | 7/8 | 22.225 | 0.1562 | 3.967 | 0.1563 | 3.967 | - | - | - | - | 0.010 | - | - | 0.0040 | R10(EE5) | 5/8 | 15.875 | 1 3/8 | 34.925 | 0.2810 | 7.140 | 0.3438 | 8.730 | - | - | - | - | 0.031 | - | - | 0.0370 | R12(EE6) | 3/4 | 19.050 | 1 5/8 | 41.275 | 0.3125 | 7.938 | 0.4375 | 11.113 | - | - | - | - | 0.031 | - | - | 0.0470 | R14(EE8) | 7/8 | 22.225 | 1 7/8 | 47.625 | 0.3750 | 9.525 | 0.5000 | 12.700 | - | - | - | - | 0.031 | - | - | 0.0710 | R16(EE9) | 1 | 25.400 | 2 | 50.800 | 0.3750 | 9.525 | 0.5000 | 12.700 | - | - | - | - | 0.031 | - | - | 0.0850 | R18(EE10) | 1 1/8 | 28.575 | 2 1/8 | 53.975 | 0.3750 | 9.525 | 0.5000 | 12.700 | - | - | - | - | 0.031 | - | - | 0.0900 | R20(EE11) | 1 1/4 | 31.750 | 2 1/4 | 57.150 | 0.3750 | 9.525 | 0.5000 | 12.700 | - | - | - | - | 0.031 | - | - | 0.0950 | R22(EE12) | 1 3/8 | 34.925 | 2 1/2 | 63.500 | 0.4375 | 11.113 | 0.5626 | 14.290 | - | - | - | - | 0.031 | - | - | 0.1060 | R24(EE13) | 1 1/2 | 38.100 | 2 5/8 | 66.675 | 0.4375 | 11.113 | 0.5626 | 14.290 | - | - | - | - | 0.031 | - | - | 0.1410 |
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