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7021CDF
Duplex Pair Bearings
Dimensions: Bore (Inner) Diameter: 105 mm; Outer Diameter: 160 mm; Width (Thickness): 52 mm;
Product Attributes
Bearing Type | Ball |
For Load Direction | Combined Radial and Thrust |
Construction | Two |
Single Row/Double Row | Single |
Seal Type | Open |
Precision Rating | P4 (ABEC-7) |
Contact Angle | 15 |
Part Number | 7021CDF |
Arrangement | DF (face-to-face arrangement) |
Bore Dia (d) | 105 mm |
Bore Dia Tolerance | -0.008mm to 0 |
Outer Dia (D) | 160 mm |
Outer Dia Tolerance | -0.01mm to 0 |
Width (2B) | 52 mm |
Width Tolerance | -0.2mm to 0 |
Ring Material | 52100 Chrome steel |
Ball Material | 52100 Chrome steel |
Cage Material | TYN (ball guided polyamide resin cage) |
TR (outer ring guided polyamide resin cage) | |
W ( steel plate punching) | |
T85 (polyamide 46 resin) | |
Dynamic Load Rating (Cr) (KN) | 143 |
Static Load Rating (Cor) (KN) | 179 |
Max Speed (Grease) (RPM) | 4800 |
Max Speed (Oil) (RPM) | 6700 |
Lubrication | Required |
Shaft Mount Type | Press Fit |
Temperature Range | -40 to 120 ºC |
Mass(Kg) | 3.64 |
RoHS | Compliant |
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