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NTN RNA491IR needle roller bearingsSpecification details

B: 23 mm da min: 52 mm k: 2.5 mm
Characteristic inner ring frequency, BPFI: 9.85 Hz b: 5.8 mm Mass: 0.55 kg
Y2: 3.94 Fatigue limit load, Cu: 12.6 kN Y1: 2.64
d: 45 mm

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Lamar parts manufacturing company
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Phone(Working Time)780-435-6377
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