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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
6205 2RS 25 mm 52 mm 15 mm Sealed 3500 N 1962 N 10.4 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
6205 25 mm 52 mm 15 mm Open 3500 N 1962 N 10.4 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
6005 2RS 25 mm 47 mm 12 mm Sealed 2525 N 1462 N 12 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
6005 25 mm 47 mm 12 mm Open 2525 N 1462 N 12 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
16005 25 mm 47 mm 8 mm Open 1750 N 1150 N 8.800000000000001 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
ET2520 20 mm 25 mm 4 mm Open - - - Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
ET2520 2RS 20 mm 25 mm 4 mm Sealed - - - Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
6904 2RS 20 mm 37 mm 9 mm Sealed 1595 N 920 N 15 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
6904 20 mm 37 mm 9 mm Open 1595 N 920 N 15 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
6804 2RS 20 mm 32 mm 7 mm Sealed 1005 N 615 N 17 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
6804 20 mm 32 mm 7 mm Open 1005 N 615 N 17 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
6704 2RS 20 mm 27 mm 4 mm Sealed 252 N 180 N 7 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
6704 20 mm 27 mm 4 mm Open 252 N 180 N 7 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
63804 2RS 20 mm 32 mm 10 mm Sealed 1005 N 615 N 17 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
6404 20 mm 72 mm 19 mm Open 7675 N 3750 N 8 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
63804 20 mm 32 mm 10 mm Open 1005 N 615 N 17 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
6304 2RS 20 mm 52 mm 15 mm Sealed 3975 N 1962 N 11.2 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
6304 20 mm 52 mm 15 mm Open 3975 N 1962 N 11.2 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
63004 2RS 20 mm 42 mm 16 mm Sealed 2350 N 1250 N 16 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
62304 2RS 20 mm 52 mm 21 mm Sealed 3975 N 1950 N 13.6 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
62204 2RS 20 mm 47 mm 18 mm Sealed 3175 N 1650 N 14.4 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
6204 2RS 20 mm 47 mm 14 mm Sealed 3200 N 1662 N 12 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
6204 20 mm 47 mm 14 mm Open 3200 N 1662 N 12 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
6004 2RS 20 mm 42 mm 12 mm Sealed 2350 N 1262 N 13.6 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
6004 20 mm 42 mm 12 mm Open 2350 N 1262 N 13.6 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
16004 20 mm 42 mm 8 mm Open 1575 N 950 N 10.4 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
ET2418 18 mm 24 mm 4 mm Open - - - Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
6903 17 mm 30 mm 7 mm Open 1148 N 640 N 18 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
6903 2RS 17 mm 30 mm 7 mm Sealed 1148 N 640 N 18 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
6803 2RS 17 mm 26 mm 5 mm Sealed 558 N 365 N 19 Silicon Nitride ﹣176 to 1472 °F ABEC-1 C0 Compliant Compliant
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