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KOYO MK8121 needle roller bearings - Industrial Bearing

  KOYO MK8121 needle roller bearings

KOYO MK8121 needle roller bearings pdf

KOYO MK8121 needle roller bearings Needs Analysis , 670 mm d Manufacturing Service . Get Your Free.

d 670 mm
D 820 mm
B 69 mm
rs min 4 mm
Radial clearance class C3
Mass 75.1 kg
Dynamic load, C 425 kN
Static load, C0 850 kN
Fatigue limit load, Cu 14.2 kN
f0 15.9
Nlim (oil) 700 rpm
Nlim (grease) 500 rpm
Min operating temperature, Tmin -20 °C
Max operating temperature, Tmax 120 °C
Characteristic cage frequency, FTF 0.47 Hz
Characteristic rolling element frequency, BSF 16.7 Hz
Characteristic outer ring frequency, BPF0 12.7 Hz
Characteristic inner ring frequency, BPFI 14.31 Hz
da min 686 mm
Da max 804 mm
ra max 3 mm

      Detailed Parameters

      parameter:

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