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NTN 7220B DB MODELS
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NTN 7220B DB Angular Contact Ball Bearings
NTN Angular Contact Ball Bearings
NTN 7220B DB Bearing SPECIFICATIONS
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7220B DB
- NTN DRIVESHAFT,INC.2020-07-10 09:46:19
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NTN 7220B DB NTN 7220B DB Angular Contact Ball BearingsCross reference
NTN 7220B DB bearing Size Chart (mm/inches) | |
---|---|
d | 130 mm |
D | 200 mm |
B | 33 mm |
d1 | 153.9 mm |
d2 | 148.5 mm |
D1 | 176.2 mm |
D2 | 187.1 mm |
a | 38.7 mm |
Contact angle α | 15 ° |
rs min | 2 mm |
r1s min | 1 mm |
f0 | 15.9 |
Precision class | P42 |
Mass | 3.25 kg |
Dynamic load, C | 133 kN |
Static load, C0 | 144 kN |
Nlim (oil) | 11,400 rpm |
Nlim (grease) | 7,100 rpm |
Preload level | GN |
Preload value | 0.8 kN |
Axial rigidity | 163.2 N/µm |
Radial rigidity | 945 N/µm |
Min operating temperature, Tmin | -20 °C |
Max operating temperature, Tmax | 120 °C |
Characteristic cage frequency, FTF | 0.44 Hz |
Characteristic rolling element frequency, BSF | 7.88 Hz |
Characteristic outer ring frequency, BPF0 | 9.67 Hz |
Characteristic inner ring frequency, BPFI | 12.33 Hz |
da min | 140 mm |
Da max | 190 mm |
Db max | 194.5 mm |
r1a max | 1 mm |
ra max | 2 mm |
D6 | 153.9 mm |
NTN 7220B DB INTERCHANGE
NTN Angular Contact Ball Bearings Part series 7220B DB is a potential replacement for these common bearing part numbers:
7220B DB
7220B DB
7220B DB
7220B DB
7220B DB
7220B DB
7220B DB
7220B DB
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- Address6709 South International Drive, Columbus, IN 23908,U.S.A.
- Phone(Working Time)376-688-8209
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