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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
6803 17 mm 26 mm 5 mm Open 558 N 365 N 19 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
6703 2RS 17 mm 23 mm 4 mm Sealed 250 N 164 N 8 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
6703 17 mm 23 mm 4 mm Open 250 N 164 N 8 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
6403 17 mm 62 mm 17 mm Open 5725 N 2700 N 9.6 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
63803 2RS 17 mm 26 mm 7 mm Sealed 558 N 365 N 19 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
63803 17 mm 26 mm 7 mm Open 558 N 365 N 19 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
6303 2RS 17 mm 47 mm 14 mm Sealed 3400 N 1662 N 12 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
6303 17 mm 47 mm 14 mm Open 3400 N 1662 N 12 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
63003 2RS 17 mm 35 mm 14 mm Sealed 1500 N 825 N 18.4 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
62303 2RS 17 mm 47 mm 19 mm Sealed 3375 N 1650 N 14.4 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
62203 2RS 17 mm 40 mm 16 mm Sealed 2400 N 1200 N 16 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
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
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
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
16003 17 mm 35 mm 8 mm Open 1500 N 825 N 13.6 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
ET2316 2RS 16 mm 23 mm 4.5 mm Sealed - - - Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
ET2316 16 mm 23 mm 4.5 mm Open - - - Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
ET2216 2RS 16 mm 22 mm 4 mm Sealed - - - Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
ET2216 16 mm 22 mm 4 mm Open - - - Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
ET2115 15 mm 21 mm 3.5 mm Open - - - Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
ET2015 15 mm 20 mm 3.5 mm Open - - - Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
6902 2RS 15 mm 28 mm 7 mm Sealed 1082 N 562 N 19 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
6902 15 mm 28 mm 7 mm Open 1082 N 562 N 19 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
6802 2RS 15 mm 24 mm 5 mm Sealed 518 N 315 N 21 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
6802 15 mm 24 mm 5 mm Open 518 N 315 N 21 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
6702 2RS 15 mm 21 mm 4 mm Sealed 234 N 145 N 9 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
6702 15 mm 21 mm 4 mm Open 234 N 145 N 9 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
63802 2RS 15 mm 24 mm 7 mm Sealed 518 N 315 N 21 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
63802 15 mm 24 mm 7 mm Open 518 N 315 N 21 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
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