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6406C4 - NTN

6406C4

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 30 mm
External diameter D 90 mm
Bearing/Inner ring width(B) 23 mm
Min fillet radius rs 1,5 mm
Radial clearance class C4
Mass 0,735 kg
Brand NTN
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PRODUCT PERFORMANCE

Dynamic load, C 48 kN
Static load, C0 23,9 kN
Fatigue limit load, Cu 1,86 kN
Coefficient f0 12.3
Nlim (oil) 10000 tr/min
Nlim (grease) 8800 tr/min
Min operating temperature, Tmin -40 °C
Max operating temperature, Tmax 120 °C
Characteristic cage frequency, FTF 0,364 Hz
Characteristic rolling element frequency, BSF 3,418 Hz
Characteristic outer ring frequency, BPF0 2,551 Hz
Characteristic inner ring frequency, BPFI 4,449 Hz

ABUTMENT

Min shoulder diameter IR da min 38 mm
Max shoulder diameter OR Da max 82 mm
Max shaft & housing fillet radius ra max 1,5 mm
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