Cylindrical Roller Bearings N312C3
Brand Name |
NACHI |
Model Number |
N312C3 |
Min.Order Quantity |
1 pcs |
Price |
Negotiable |
Product Features
Enclosure | 120 °C |
Bore Type | 0.43 Hz |
Configuration | 7.37 Hz |
Weight | 7.37 Hz |
Bore Size | 9.63 Hz |
Outside Diameter | 143 mm |
Width | 217 mm |
Outside Ring Inside Diameter | 209 mm |
Fillet Radius/Chamfer | 202 mm |
r1 | 2.5 mm |
Nlim (oil)-6.16 Hz Nlim (grease)-8.84 Hz Min operating temperature, Tmin-0.8 mm Max operating temperature, Tmax-1.3 mm Characteristic cage frequency, FTF-25.4 mm
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Max operating temperature, Tmax-178.5 mm r1a max-220.2 mm d-2.1 mm B-3 d1-10.5 mm
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ra max-66.2 kN d-51 kN D-3.15 kN B-13.9 rs min-5,500 rpm
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Characteristic cage frequency, FTF-1.5 mm Characteristic rolling element frequency, BSF-34.92 mm Characteristic outer ring frequency, BPF0-72.24 mm Characteristic inner ring frequency, BPFI-20.64 mm da min-15.88 mm
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rs min--20 °C r1s min-120 °C Radial clearance class-0.4 Hz Mass (without HJ ring)-4.71 Hz Brand-5.18 Hz
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Characteristic inner ring frequency, BPFI-6.86 Hz ra max-9.14 Hz d1-111 mm a-169 mm e-163 mm
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Min operating temperature, Tmin-2.35 kN Max operating temperature, Tmax-23,000 rpm Characteristic cage frequency, FTF-34,000 rpm Characteristic rolling element frequency, BSF--20 °C Characteristic outer ring frequency, BPF0-120 °C
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Da max-101 mm ra max-149 mm E-2 mm F-90 mm rs min-160 mm
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Static load, C0-8.89 Hz Fatigue limit load, Cu-109 mm Nlim (oil)-186 mm Nlim (grease)-2.5 mm Min operating temperature, Tmin-95 mm
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Characteristic cage frequency, FTF-8.3 Hz Characteristic rolling element frequency, BSF-3.5 mm Characteristic outer ring frequency, BPF0-3.3 mm Characteristic inner ring frequency, BPFI-31.2 mm da min-3.56 mm
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D1-6.5 kN rs min-11,000 rpm Number of lubrication holes-14,000 rpm b--40 °C k-200 °C
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Lubrication hole on outer ring-165 mm k-135 mm Radial clearance class-2 mm Precision class-1.1 mm Mass-C3
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Radial clearance class-21 mm Mass-22.7 mm Brand-36 mm Dynamic load, C-0.6 mm Static load, C0-17 mm
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r1a max-2.19 D-1.21 C-0.45 kg Brand-NTN Min operating temperature, Tmin-69 kN
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Min operating temperature, Tmin-0.8 kg Max operating temperature, Tmax-8 Nm Characteristic cage frequency, FTF-43.5 mm Characteristic rolling element frequency, BSF-20 mm Characteristic outer ring frequency, BPF0-6.5 mm
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