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45 mm x 68 mm x 22 mm Timken NA4909 needle roller bearingsSpecification details

D: 72 mm Da max: 65.5 mm Mass: 0.28 kg
Characteristic rolling element frequency, BSF: 4.61 Hz Nlim: 6,500 rpm Min operating temperature, Tmin: -20 °C
Dynamic load, C: 25.3 kN Max operating temperature, Tmax: 120 °C rs min: 1.1 mm
Characteristic outer ring frequency, BPF0: 3.56 Hz Size (mm): 45 mm x 68 mm x 22 mm

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Lamar parts manufacturing company
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