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6330ZZ/2AS - NTN


Deep groove ball bearing, radial contact, pressed steel cage, shields 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 150 mm
External diameter D 320 mm
Bearing/Inner ring width(B) 65 mm
Min fillet radius rs 4 mm
Radial clearance class CN
Mass 22 kg
Brand NTN
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Dynamic load, C 305 kN
Static load, C0 284 kN
Fatigue limit load, Cu 14,5 kN
Coefficient f0 13.9
Nlim (grease) 2100 tr/min
Min operating temperature, Tmin -25 °C
Max operating temperature, Tmax 120 °C
Characteristic cage frequency, FTF 0,399 Hz
Characteristic rolling element frequency, BSF 4,732 Hz
Characteristic outer ring frequency, BPF0 3,588 Hz
Characteristic inner ring frequency, BPFI 5,412 Hz


Min shoulder diameter IR da min 166 mm
Max shoulder diameter OR Da max 304 mm
Max shaft & housing fillet radius ra max 3 mm
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