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6920 - NTN

6920

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) 140 mm
Bearing/Inner ring width (B) 20 mm
Min fillet radius (rs) 1,1 mm
Radial clearance class CN
Mass 0,785 kg
Brand NTN
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PRODUCT PERFORMANCE

Dynamic load (C) 45,5 kN
Static load (C0) 39,5 kN
Fatigue limit load (Cu) 2,44 kN
Coefficient f0 16.4
Nlim (oil) 5300 tr/min
Nlim (grease) 4500 tr/min
Min operating temperature (Tmin) -40 °C
Max operating temperature (Tmax) 120 °C
Characteristic cage frequency, FTF 0,45 Hz
Characteristic rolling element frequency, BSF 9,98 Hz
Characteristic outer ring frequency, BPF0 7,657 Hz
Characteristic inner ring frequency, BPFI 9,343 Hz

ABUTMENT

Min shoulder diameter IR (da min) 106,5 mm
Max shoulder diameter OR (Da max) 133,5 mm
Max shaft & housing fillet radius (ra max) 1 mm
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