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71920 CE/HCP4A High Speed Angular Contact Ball Bearings
Dimensions: Bore (Inner) Diameter: 100 mm; Outer Diameter: 140 mm; Width (Thickness): 20 mm;

71920 CE/HCP4A
Product Attributes
Bearing Type Ball
For Load Direction Combined Radial and Thrust
Single Row/Double Row Single
Seal Type Open
Precision Rating P4 (ABEC-7)
Contact Angle 15
Part Number 71920 CE/HCP4A
NSK Code 7920CSN24TRP4
Arrangement DB Set of two bearings arranged back-to-back
DF Set of two bearings arranged face-to-face >
DT Set of two bearings arranged in tandem
DG Set of two bearings for universal matching
Bore Dia (d) 100 mm
Bore Dia Tolerance -0.008mm to 0
Outer Dia (D) 140 mm
Outer Dia Tolerance -0.009mm to 0
Width (B) 20 mm
Width Tolerance -0.2mm to 0
Ring Material 52100 Chrome steel
Ball Material Ceramic Ball Si3N4
Cage Material Polyamide
Dynamic Load Rating (Cr) (KN) 39
Static Load Rating (Cor) (KN) 31.5
Max Speed (Grease) (RPM) 15500
Max Speed (Oil) (RPM) 24000
Preload Extra Light Preload
Light Preload
Medium Preload
Heavy Preload
Special Preload
Special Axial Clearance
Lubrication Required
Shaft Mount Type Press Fit
Temperature Range -40 to 120 ºC
Weight (grams) 650
RoHS Compliant
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