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6812ZZ/5K - NTN

6812ZZ/5K

Deep groove ball bearing, radial contact, pressed steel cage, shields 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 60 mm
External diameter D 78 mm
Bearing/Inner ring width(B) 10 mm
Min fillet radius rs 0,3 mm
Radial clearance class CN
Mass 0,106 kg
Brand NTN
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PRODUCT PERFORMANCE

Dynamic load, C 12,7 kN
Static load, C0 10,6 kN
Fatigue limit load, Cu 0,705 kN
Coefficient f0 16.3
Nlim (grease) 8000 tr/min
Min operating temperature, Tmin -40 °C
Max operating temperature, Tmax 150 °C
Characteristic cage frequency, FTF 0,46 Hz
Characteristic rolling element frequency, BSF 12,339 Hz
Characteristic outer ring frequency, BPF0 9,655 Hz
Characteristic inner ring frequency, BPFI 11,346 Hz

ABUTMENT

Min shoulder diameter IR da min 62 mm
Max shoulder diameter OR Da max 76 mm
Max shaft & housing fillet radius ra max 0,3 mm
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