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6908LLBC3/5K - NTN


Deep groove ball bearing, radial contact, pressed steel cage, non-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 40 mm
External diameter D 62 mm
Bearing/Inner ring width(B) 12 mm
Min fillet radius rs 0,6 mm
Radial clearance class C3
Mass 0,11 kg
Brand NTN
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Dynamic load, C 13,5 kN
Static load, C0 8,9 kN
Fatigue limit load, Cu 0,645 kN
Coefficient f0 15.8
Nlim (grease) 11000 tr/min
Min operating temperature, Tmin -25 °C
Max operating temperature, Tmax 110 °C
Characteristic cage frequency, FTF 0,438 Hz
Characteristic rolling element frequency, BSF 7,907 Hz
Characteristic outer ring frequency, BPF0 6,128 Hz
Characteristic inner ring frequency, BPFI 7,872 Hz


Min shoulder diameter IR da min 44 mm
Max shoulder diameter IR da max 45 mm
Max shoulder diameter OR Da max 58 mm
Max shaft & housing fillet radius ra max 0,6 mm
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