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Silicon Nitride Ceramic Bearings Inch Size

Premium-grade bearings offering exceptional strength, thermal stability, and corrosion resistance in inch dimensions. Perfect for high-speed turbines, precision machinery, and extreme-environment applications where steel fails.

InquiryPart NumberIDODWidthShield TypeDynamic LoadStatic LoadMax Speed(X1K rpm)Ring MaterialTemperature RangePrecisionClearanceRoHSREACH
6304 2RS 20 mm 52 mm 15 mm Sealed 4770 N 2355 N 9.800000000000001 Zirconia ﹣176 to 752 °F ABEC-1 C0 Compliant Compliant
6304 20 mm 52 mm 15 mm Open 4770 N 2355 N 9.800000000000001 Zirconia ﹣176 to 752 °F ABEC-1 C0 Compliant Compliant
63004 2RS 20 mm 42 mm 16 mm Sealed 2820 N 1500 N 14 Zirconia ﹣176 to 752 °F ABEC-1 C0 Compliant Compliant
62304 2RS 20 mm 52 mm 21 mm Sealed 4770 N 2340 N 11.9 Zirconia ﹣176 to 752 °F ABEC-1 C0 Compliant Compliant
62204 2RS 20 mm 47 mm 18 mm Sealed 3810 N 1980 N 12.6 Zirconia ﹣176 to 752 °F ABEC-1 C0 Compliant Compliant
6204 2RS 20 mm 47 mm 14 mm Sealed 3840 N 1995 N 10.5 Zirconia ﹣176 to 752 °F ABEC-1 C0 Compliant Compliant
6204 20 mm 47 mm 14 mm Open 3840 N 1995 N 10.5 Zirconia ﹣176 to 752 °F ABEC-1 C0 Compliant Compliant
6004 2RS 20 mm 42 mm 12 mm Sealed 2820 N 1515 N 11.9 Zirconia ﹣176 to 752 °F ABEC-1 C0 Compliant Compliant
6004 20 mm 42 mm 12 mm Open 2820 N 1515 N 11.9 Zirconia ﹣176 to 752 °F ABEC-1 C0 Compliant Compliant
16004 20 mm 42 mm 8 mm Open 1890 N 1140 N 9.1 Zirconia ﹣176 to 752 °F ABEC-1 C0 Compliant Compliant
ET2418 18 mm 24 mm 4 mm Open - - - Zirconia ﹣176 to 752 °F ABEC-1 C0 Compliant Compliant
6903 2RS 17 mm 30 mm 7 mm Sealed 1377 N 768 N 15 Zirconia ﹣176 to 752 °F ABEC-1 C0 Compliant Compliant
6903 17 mm 30 mm 7 mm Open 1377 N 768 N 15 Zirconia ﹣176 to 752 °F ABEC-1 C0 Compliant Compliant
6803 2RS 17 mm 26 mm 5 mm Sealed 669 N 438 N 17 Zirconia ﹣176 to 752 °F ABEC-1 C0 Compliant Compliant
6803 17 mm 26 mm 5 mm Open 669 N 438 N 17 Zirconia ﹣176 to 752 °F ABEC-1 C0 Compliant Compliant
6703 2RS 17 mm 23 mm 4 mm Sealed 300 N 197 N 7 Zirconia ﹣176 to 752 °F ABEC-1 C0 Compliant Compliant
6703 17 mm 23 mm 4 mm Open 300 N 197 N 7 Zirconia ﹣176 to 752 °F ABEC-1 C0 Compliant Compliant
6403 17 mm 62 mm 17 mm Open 6870 N 3240 N 8.4 Zirconia ﹣176 to 752 °F ABEC-1 C0 Compliant Compliant
63803 2RS 17 mm 26 mm 7 mm Sealed 669 N 438 N 17 Zirconia ﹣176 to 752 °F ABEC-1 C0 Compliant Compliant
63803 17 mm 26 mm 7 mm Open 669 N 438 N 17 Zirconia ﹣176 to 752 °F ABEC-1 C0 Compliant Compliant
6303 2RS 17 mm 47 mm 14 mm Sealed 4080 N 1995 N 10.5 Zirconia ﹣176 to 752 °F ABEC-1 C0 Compliant Compliant
6303 17 mm 47 mm 14 mm Open 4080 N 1995 N 10.5 Zirconia ﹣176 to 752 °F ABEC-1 C0 Compliant Compliant
63003 2RS 17 mm 35 mm 14 mm Sealed 1800 N 990 N 16.1 Zirconia ﹣176 to 752 °F ABEC-1 C0 Compliant Compliant
62303 2RS 17 mm 47 mm 19 mm Sealed 4050 N 1980 N 12.6 Zirconia ﹣176 to 752 °F ABEC-1 C0 Compliant Compliant
62203 2RS 17 mm 40 mm 16 mm Sealed 2880 N 1440 N 14 Zirconia ﹣176 to 752 °F ABEC-1 C0 Compliant Compliant
6203 2RS 17 mm 40 mm 12 mm Sealed 2865 N 1440 N 11.9 Zirconia ﹣176 to 752 °F ABEC-1 C0 Compliant Compliant
6203 17 mm 40 mm 12 mm Open 2865 N 1440 N 11.9 Zirconia ﹣176 to 752 °F ABEC-1 C0 Compliant Compliant
6003 2RS 17 mm 35 mm 10 mm Sealed 1800 N 975 N 14.7 Zirconia ﹣176 to 752 °F ABEC-1 C0 Compliant Compliant
6003 17 mm 35 mm 10 mm Open 1800 N 975 N 14.7 Zirconia ﹣176 to 752 °F ABEC-1 C0 Compliant Compliant
16003 17 mm 35 mm 8 mm Open 1800 N 990 N 11.9 Zirconia ﹣176 to 752 °F ABEC-1 C0 Compliant Compliant
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