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6820C3 - NTN

6820C3

Deep groove ball bearing, radial contact, pressed steel cage, open

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 100 mm
External diameter D 125 mm
Bearing/Inner ring width(B) 13 mm
Min fillet radius rs 1 mm
Radial clearance class C3
Mass 0,313 kg
Brand NTN
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PRODUCT PERFORMANCE

Dynamic load, C 21,7 kN
Static load, C0 21,2 kN
Fatigue limit load, Cu 1,33 kN
Coefficient f0 16.0
Nlim (oil) 5600 tr/min
Nlim (grease) 4800 tr/min
Min operating temperature, Tmin -40 °C
Max operating temperature, Tmax 120 °C
Characteristic cage frequency, FTF 0,468 Hz
Characteristic rolling element frequency, BSF 15,684 Hz
Characteristic outer ring frequency, BPF0 12,175 Hz
Characteristic inner ring frequency, BPFI 13,826 Hz

ABUTMENT

Min shoulder diameter IR da min 105 mm
Max shoulder diameter OR Da max 120 mm
Max shaft & housing fillet radius ra max 1 mm
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