4203 Ceramic Bearings

There are several kinds of material of 4203 Ceramic Bearings. Hybrid 4203 Ceramic Bearings with steel rings and ceramic balls.

Full 4203 Ceramic Bearings bearings can be made in silicon nitride, zirconia or silicon carbide, three kinds in total. You can find those ceramic materials' characteristic at ceramic materials and their properties.




Bore Dia (d) 17mm
Bore Tolerance +0/-0.007mm
Outer Dia (D) 40mm
Outside Dia. Tolerance +0/-0.007mm
Width (B) 16mm
Width Tolerance +0 / -0.120mm
Bearing Material Silicon Nitride, Zirconia, Silicon Carbide and Steel are available
Cage Material PEEK, PEFT, Nylon, Stainless Steel, Full Complement are available
Lubrication Grease, Oil, Dry are available
Closures PTFE Seals, Rubber Seals, Metal Shielded and Open type are available
Temp. Range -800 Degrees to +2200 Degrees F
Clearance CO, C2, C3, C4 are available.
ABEC Tolerance ABEC Grades 1, 3, 5, 7, and 9 are available.
Dynamic Load Rating (Cr) (Newtons) 8000
Static Load Rating (Cor) (Newtons) 7000
Max Speed (X1000 RPM) 21
Ball Qty
Ball Dia (Dw)
Weight (g) 74.2
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