Bearing UCTH207-22-230 KOYO

The online Bearing UCTH207-22-230 KOYO parts store gives Boyal Industrial Pte ltd. you immediate access to a selection of more than 1.4 million new, 45x68x12 Size (mm) used, 45x68x12 remanufactured. 45 Bore Diameter (mm)

Bearing number: ML71909HVUJ74S
Size (mm): 45x68x12
Bore Diameter (mm): 45
Outer Diameter (mm): 68
Width (mm): 12
d: 45 mm
D: 68 mm
B: 12 mm

Product Details

Bearing number ML71909HVUJ74S
Size (mm) 45x68x12
Bore Diameter (mm) 45
Outer Diameter (mm) 68
Width (mm) 12
d 45 mm
D 68 mm
B 12 mm
C 12 mm
Angle (α) 20 °
d1 52.3 mm
d2 50.2 mm
D1 61.51 mm
D2 63.01 mm
a 19 mm
Contact angle α 25 °
rs min 0.6 mm
r1s min 0.3 mm
f0 8.58
Precision class P4S
Mass 0.13 kg
Dynamic load, C 6.9 kN
Static load, C0 4.95 kN
Fatigue limit load, Cu 0.32 kN
Nlim (oil) 35,000 rpm
Nlim (grease) 24,000 rpm
Axial displacement K Factor 0.64
Preload level 7
Preload value 0.06 kN
Axial rigidity 86 N/µm
Radial rigidity 192 N/µm
Min operating temperature, Tmin -30 °C
Max operating temperature, Tmax 120 °C
Characteristic cage frequency, FTF 0.46 Hz
Characteristic rolling element frequency, BSF 11.52 Hz
Characteristic outer ring frequency, BPF0 12.9 Hz
Characteristic inner ring frequency, BPFI 15.1 Hz
da min 49.5 mm
db min 49.5 mm
Da max 63.5 mm
Db max 63.5 mm
r1a max 0.3 mm
ra max 0.6 mm
D6 53.8 mm
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