7228 Ceramic Angular Contact Bearings Ceramic Angular Contact Ball
Dimensions: Bore (Inner) Diameter: 140 mm； Outer Diameter: 250 mm； Width (Thickness): 42 mm;

Product Attributes

Bore Dia (d)	140 mm
Outer Dia (D)	250mm
Width (B)	42mm
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)	156520
Static Load Rating (Cor) (Newtons)	214620
Max Speed (X1000 RPM)	12
Weight (g)	5370

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