Angular Contact Ball Bearings 7221BMG
Brand Name |
NSK |
Model Number |
7221BMG |
Min.Order Quantity |
1 pcs |
Price |
Negotiable |
Product Features
Category | 71.2 mm |
BDI Inventory | 92.7 mm |
Manufacturer Name | 2 mm |
Minimum Buy Quantity | 0.24 |
Weight / Kilogram | 2.6 |
EAN | 4.03 |
Product Group - BDI | 2.73 |
Enclosure | C3 |
Flush Ground | P0 |
T min.-4,800 rpm T max.--40 °C Weight-200 °C Recommended tightening torque for set screw-0.4 Hz B-4.75 Hz
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rs min-1R50X55X25 r1s min-Non/No Radial clearance class-CN Mass (without HJ ring)-P0 Brand-0.27 kg
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D-2.95 kN G-11,000 rpm m-8,600 rpm r--40 °C S-120 °C
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Dynamic load, C-0.44 Hz Static load, C0-7.34 Hz Fatigue limit load, Cu-8.26 Hz Nlim (oil)-10.74 Hz Nlim (grease)-3.5 mm
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Min operating temperature, Tmin-9.8 mm Max operating temperature, Tmax-1.1 Characteristic cage frequency, FTF-14.9 mm Characteristic rolling element frequency, BSF-4.76 mm Characteristic outer ring frequency, BPF0-32.8 kN
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Dw-0.01 kN Lw-15 N/µm Mass-75 N/µm Brand--20 °C Cr-120 °C
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Dw-0.09 kN Lw-63 N/µm Lubrication hole on outer ring-133 N/µm Inner ring reference--30 °C Mass-120 °C
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Brand-0.45 Hz Dynamic load, C-9.48 Hz Static load, C0-12.6 Hz Fatigue limit load, Cu-15.4 Hz Nref-221 mm
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Min operating temperature, Tmin--40 °C Max operating temperature, Tmax-120 °C Characteristic cage frequency, FTF-0.46 Hz Characteristic rolling element frequency, BSF-13.12 Hz Characteristic outer ring frequency, BPF0-16.68 Hz
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r1a max-11,000 rpm d--20 °C B-120 °C d1-0.39 Hz e-4.17 Hz
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Y0-47.6 mm Mass-19 mm ISO 355 reference-93 mm Brand-126 mm Dynamic load, C-163 mm
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Nlim (grease)-4.84 Hz Min operating temperature, Tmin-3.61 Hz Max operating temperature, Tmax-5.39 Hz Characteristic cage frequency, FTF-46.5 mm Characteristic rolling element frequency, BSF-73.5 mm
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Characteristic cage frequency, FTF--40 °C Characteristic rolling element frequency, BSF-120 °C Characteristic outer ring frequency, BPF0-0.43 Hz Characteristic inner ring frequency, BPFI-6.95 Hz da min-8.16 Hz
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m-10.2 Hz r-0.8 mm S-3.3 mm SW-40.48 mm C0-28.58 mm
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Characteristic inner ring frequency, BPFI-475 kN da min-1.4 Da max-695 kN ra max-73.9 kN d-2,300 rpm
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Bearing ring (outer ring) GS mass-9 mm Brand-4 mm Min operating temperature, Tmin-11.2 kN Max operating temperature, Tmax--20 °C D-100 °C
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Nlim (grease)-55.56 mm Min operating temperature, Tmin-100 mm Max operating temperature, Tmax-3/8-24UNF da min-9 mm Da max-1.1
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Static load, C0-0.6 Fatigue limit load, Cu-18.2 mm Nlim (oil)-3.97 mm Nlim (grease)-11.2 kN Min operating temperature, Tmin--40 °C
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