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6902LLBC3/5K - NTN

6902LLBC3/5K

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.

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Technical datasheet

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Specs

PRODUCT DIMENSIONS

Internal diameter d 15 mm
External diameter D 28 mm
Bearing/Inner ring width(B) 7 mm
Min fillet radius rs 0,3 mm
Radial clearance class C3
Mass 0,016 kg
Brand NTN
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PRODUCT PERFORMANCE

Dynamic load, C 4,05 kN
Static load, C0 2 kN
Fatigue limit load, Cu 0,157 kN
Coefficient f0 14.8
Nlim (grease) 24000 tr/min
Min operating temperature, Tmin -25 °C
Max operating temperature, Tmax 110 °C
Characteristic cage frequency, FTF 0,419 Hz
Characteristic rolling element frequency, BSF 5,98 Hz
Characteristic outer ring frequency, BPF0 4,605 Hz
Characteristic inner ring frequency, BPFI 6,395 Hz

ABUTMENT

Min shoulder diameter IR da min 17 mm
Max shoulder diameter IR da max 17,5 mm
Max shoulder diameter OR Da max 26 mm
Max shaft & housing fillet radius ra max 0,3 mm
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