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Silicon Nitride Ceramic Bearings Metric Size

Precision-engineered for high-speed, high-load applications with superior thermal shock resistance. Ideal for aerospace, industrial, and automotive systems requiring metric dimensions and unmatched durability.

InquiryPart NumberIDODWidthShield TypeDynamic LoadStatic LoadMax Speed(X1K rpm)Ring MaterialTemperature RangePrecisionClearanceRoHSREACH
6303 17 mm 47 mm 14 mm Open 3400 N 1662 N 12 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
6003 17 mm 35 mm 10 mm Open 1500 N 812 N 16.8 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
6003 2RS 17 mm 35 mm 10 mm Sealed 1500 N 812 N 16.8 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
6203 17 mm 40 mm 12 mm Open 2388 N 1200 N 13.6 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
6203 2RS 17 mm 40 mm 12 mm Sealed 2388 N 1200 N 13.6 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
6344 M 220 mm 460 mm 88 mm Open 102500 N 130000 N 2.08 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
16048 MA 240 mm 360 mm 37 mm Open 50750 N 63750 N 2.4 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
6048 M 240 mm 360 mm 56 mm Open 63750 N 78750 N 2.4 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
6248 M 240 mm 440 mm 72 mm Open 89500 N 116250 N 2.08 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
6348 M 240 mm 500 mm 95 mm Open 110500 N 146250 N 1.92 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
16052 MA 260 mm 400 mm 44 mm Open 59500 N 77500 N 2.24 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
60/1060 MB 1060 mm 1500 mm 195 mm Open 382500 N 1125000 N 0.4 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
306493 AA 850 mm 1220 mm 165 mm Open 260000 N 675000 N 0.4 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
608/800 MA 800 mm 980 mm 57 mm Open 100750 N 250000 N 0.68 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
60/800 N1MAS 800 mm 1150 mm 155 mm Open 252500 N 637500 N 0.6 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
361844 800 mm 1080 mm 115 mm Open 204750 N 510000 N 0.48 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
306474 D 760 mm 1080 mm 150 mm Open 230750 N 550000 N 0.48 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
60/710 MA 710 mm 1030 mm 140 mm Open 239000 N 550000 N 0.68 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
360141 710 mm 1080 mm 160 mm Open 260000 N 600000 N 0.5 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
306704 C 710 mm 1000 mm 140 mm Open 208000 N 475000 N 0.54 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
60/670 N1MAS 670 mm 980 mm 136 mm Open 226000 N 510000 N 0.72 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
60/630 N1MBS 630 mm 920 mm 128 mm Open 204750 N 440000 N 0.8 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
608/630 MA 630 mm 780 mm 48 mm Open 91000 N 191250 N 0.88 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
306708 D 650 mm 920 mm 118 mm Open 195000 N 432500 N 0.6 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
608/600 MA 600 mm 730 mm 42 mm Open 66250 N 137500 N 0.96 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
608/560 MA 560 mm 680 mm 37 mm Open 57250 N 116250 N 1.04 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
60/560 N1MAS 560 mm 820 mm 115 mm Open 165750 N 342500 N 0.96 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
360476 A 530 mm 760 mm 100 mm Open 146250 N 280000 N 0.76 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
608/500 MA 500 mm 620 mm 37 mm Open 57250 N 110000 N 1.2 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
60/500 N1MAS 500 mm 720 mm 100 mm Open 151250 N 285000 N 1.04 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
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