Chrome steel, Hardness HRC 61 to 64; P0, P6 and P5 quality; Z1V1 or Z2V2. ItemsBoreOuter DiameterWidthRadiusLoad RatingBall ComplementWeight (kg)OPENSHIELDEDSEALEDmminchmminchmminchmminchmminchDynamicStaticNo.SizeR34.7620.187512.70.53.970.15624.980.1960.30.0121.010.4862.3810.0022R46.350.2515.8750.6254.980.1964.980.1960.30.0121.1360.55882.3810.005R69.5250.37522.2250.8755.5560.21887.1440.28210.40.0162.561.3573.9690.011R812.70.528.5751.1256.350.257.9380.31250.40.030.932.2384.7630.018R1015.8750.62534.9251.3757.1440.28128.7310.34380.80.03--85.9530.037R1219.050.7541.2751.6257.940.312511.1130.43750.80.037.244.46396.350.047R1422.2250.87547.6251.8759.6260.370512.70.50.80.037.744.96--0.072R1625.4150.829.5250.370512.70.50.80.037.745.16--0.085R1828.5751.12553.9752.1259.5250.370512.70.50.80.0310.186.91--0.09R2031.751.2557.152.259.5250.370512.70.50.80.0310.87.52--0.095R2234.9251.37563.52.511.120.437514.2880.56250.80.0312.288.5--0.105R2438.11.566.6752.62511.120.437514.2880.56250.80.0314.3510.24--0.12R1564.7630.18757.9380.31252.780.10943.180.1250.10.004----0.00044R1664.7630.18759.5250.3753.180.1253.180.1250.10.004----0.0008R1686.350.259.5250.3753.180.1253.180.1250.10.004----0.0006R1886.650.2512.70.53.180.1254.760.18750.150.006--81.5880.0016R3A4.7620.187512.70.54.9780.1964.980.1960.30.0121.310.48572.3810.0025R4A6.350.2519.050.755.5560.2187.1440.28210.40.0162.1751.13663.9690.008R8-711.1130.437528.5751.1256.350.25--0.40.0164.622.7984.7630.015