Cylindrical Roller Bearings N408
Brand Name |
NACHI |
Model Number |
N408 |
Min.Order Quantity |
1 pcs |
Price |
Negotiable |
Product Features
Enclosure | 3,000 rpm |
Bore Type | -40 °C |
Configuration | 120 °C |
Weight | 0.41 Hz |
Bore Size | 5.27 Hz |
Outside Diameter | 6.57 Hz |
Width | 9.43 Hz |
Outside Ring Inside Diameter | 74 mm |
Fillet Radius/Chamfer | 74 mm |
r1 | 107 mm |
Characteristic inner ring frequency, BPFI-70.5 mm Da max-2 mm ras max-2 mm rs min-C4 Dw-1.65 kg
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d1-40 mm rs min-80 mm r1s min-18 mm Radial clearance class-1.1 mm Mass (without HJ ring)-C3
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da min-CN Da max-4.87 kg ra max-258 kN d-300 kN D-34.9 kN
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Dynamic load, C-14.3 Static load, C0-6,400 rpm Fatigue limit load, Cu--30 °C Nlim (oil)-175 °C Nlim (grease)-0.41 Hz
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Y2-8 Y0-0.72 kN Mass-124 N/µm Dynamic load, C-588 N/µm Rating life coefficient, A2--30 °C
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Characteristic outer ring frequency, BPF0-28 mm Characteristic inner ring frequency, BPFI-75.7 mm da min-93.5 mm Da max-1.5 mm ra max-H312
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rs min-105 mm r1s min-140 mm Radial clearance class-54.2 kN Mass (without HJ ring)--20 °C Brand-100 °C
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Characteristic outer ring frequency, BPF0-1.88 Characteristic inner ring frequency, BPFI-CN da min-75.45 kg db min-SNR Da max-2,860 kN
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Characteristic outer ring frequency, BPF0-7.82 Hz Characteristic inner ring frequency, BPFI-76 mm da max-129 mm db min-126 mm Da min-122 mm
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Characteristic inner ring frequency, BPFI-0.4 Hz da max-4.71 Hz db min-5.6 Hz Da min-8.4 Hz Da max-38 mm
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r1s min-120 °C Radial clearance class-0.4 Hz Mass (without HJ ring)-4.86 Hz Dynamic load, C-5.22 Hz Static load, C0-7.78 Hz
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Static load, C0-120 °C Fatigue limit load, Cu-0.45 Hz Nlim (oil)-9.89 Hz Nlim (grease)-11.76 Hz Min operating temperature, Tmin-14.24 Hz
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