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63306LLU/2AS - NTN


Deep groove ball bearing, radial contact, pressed steel cage, contact seals on both sides

The single row deep-groove ball bearing is the most popular bearing. It is available in a wide range of sizes with several possible options: sealing with shields or seals, presence of a retaining ring, varied clearances, several cage types, etc.


CAD file

Technical datasheet

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Internal diameter d 30 mm
External diameter D 72 mm
Bearing/Inner ring width(B) 30,162 mm
Min fillet radius rs 1,1 mm
Radial clearance class CN
Mass 0,36 kg
Brand NTN
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Dynamic load, C 26,7 kN
Static load, C0 15 kN
Fatigue limit load, Cu 0,68 kN
Coefficient f0 13.3
Nlim (grease) 6600 tr/min
Min operating temperature, Tmin -25 °C
Max operating temperature, Tmax 110 °C
Characteristic cage frequency, FTF 0,386 Hz
Characteristic rolling element frequency, BSF 4,139 Hz
Characteristic outer ring frequency, BPF0 3,084 Hz
Characteristic inner ring frequency, BPFI 4,916 Hz


Min shoulder diameter IR da min 36,5 mm
Max shoulder diameter OR Da max 65,5 mm
Max shaft & housing fillet radius ra max 1 mm
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