7221AC/DB, 7221AC/DF, 7221AC/DT Bearing MODELS

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7221AC/DB, 7221AC/DF, 7221AC/DT Bearing

Various Angular Contact Ball Bearing types and 6 ° misalignment angle: Steel inner ring material: sizes to accommodate your BEARING CORP. 7221AC/DB, 7221AC/DF, 7221AC/DT Bearing requirements.
misalignment angle::6 °
inner ring material::Steel
outer ring width::13.97 mm
operating temperature range::Maximum of +392
lubrication type::Requires Lubrication
outer ring material::Steel
inner ring width::17.78 mm
bearing type::Angular Contact

BEARING CORP.

BEARING CORP.China

BEARING CORP.2020-07-10 09:46:19
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7221AC/DB, 7221AC/DF, 7221AC/DT Bearing Size Chart (mm/inches)
Bearing number	7224HG1UJ74
Size (mm)	120x215x40
Bore Diameter (mm)	120
Outer Diameter (mm)	215
Width (mm)	40
d	120 mm
D	215 mm
B	40 mm
C	40 mm
Angle (α)	20 °
d1	153.2 mm
D1	181.8 mm
D2	199.1 mm
a	59 mm
Contact angle α	25 °
rs min	2.1 mm
r1s min	1.1 mm
f0	15.06
Precision class	P4
Mass	5.6 kg
Dynamic load, C	180 kN
Static load, C0	178 kN
Fatigue limit load, Cu	7.7 kN
Nlim (oil)	8,700 rpm
Nlim (grease)	5,700 rpm
Axial displacement K Factor	0.44
Preload level	7
Preload value	1.72 kN
Axial rigidity	388 N/µm
Radial rigidity	833 N/µm
Min operating temperature, Tmin	-30 °C
Max operating temperature, Tmax	120 °C
Characteristic cage frequency, FTF	0.42 Hz
Characteristic rolling element frequency, BSF	5.72 Hz
Characteristic outer ring frequency, BPF0	6.76 Hz
Characteristic inner ring frequency, BPFI	9.24 Hz
da min	132 mm
db min	132 mm
Da max	203 mm
Db max	203 mm
r1a max	1 mm
ra max	2 mm
D6	157.5 mm

BEARING CORP.: Address2086 Military Street South, Hamilton, AL 35570, U.S.A.; Phone(Working Time)921-5687; Fax

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