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BARDEN 7221 C bearing

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BARDEN 7221 C Bearing Details:
Bearing Name7221 C
New Model7221C
Old Model36221 bearing
product Model7221C
CategoryAngular Contact Ball Bearings
BrandBARDEN Bearing
Inner Diameter d ( mm ) 105
Outer Diameter D ( mm )190
Thickness B ( mm )36
BARDEN 7221 C Bearing   Bearing Size and Drawing:
7221 C
BARDEN 7221 C Bearing With size alternative model
ModelInner Diameter
d(mm)
Outer Diameter
D(mm)
thickness
B(mm)
BrandType
FAG NU221E Bearing10519036FAGCylindrical Roller Bearings
NTN N 221 Bearing10519036NTNCylindrical Roller Bearings
TBS 6221-Z Bearing10519036TBSDeep Groove Ball Bearings
FAG N221 E.M1 Bearing10519036FAGCylindrical Roller Bearings
NSK 1221 Bearing10519036NSKSelf-aligning Ball Bearings
MRC QJ 221 Bearing10519036MRCAngular Contact Ball Bearings
KOYO 6221 Bearing10519036KOYODeep Groove Ball Bearings
KOYO NUP221 Bearing10519036KOYOCylindrical Roller Bearings
TBS 7221BEP Bearing10519036TBSAngular Contact Ball Bearings
RHP 7221 AC Bearing10519036RHPAngular Contact Ball Bearings

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What are the structural components and design advantages of angular contact ball bearings?
 
Angular contact ball bearings consist of an inner ring, outer ring, steel balls, and a cage. The raceways of the raceways are designed with a contact angle (typically 15°, 25°, or 40°) between the bearing rings and the steel balls. They offer advantages such as the ability to simultaneously withstand radial and unidirectional axial loads, high limiting speed, high precision, good rigidity, and the ability to withstand bidirectional axial loads when installed in pairs.
 
What are the advantages of angular contact ball bearings compared to other similar bearings?
 
Compared to deep groove ball bearings, angular contact ball bearings have a higher axial load capacity and higher rigidity, making them suitable for precision positioning applications. Compared to tapered roller bearings, they have a higher limiting speed and lower friction, making them more suitable for high-speed operation. Compared to thrust ball bearings, they can simultaneously withstand combined radial and axial loads, and when used in pairs, they maintain high rigidity under bidirectional axial loads without the need for additional radial bearings.
 
What are the applicable applications and typical uses of angular contact ball bearings?
 
These bearings are suitable for high-speed, high-rigidity mechanical applications requiring precise positioning and subjected to combined loads. Typical applications include machine tool spindles, automobile wheel hubs, centrifugal pumps, high-speed electric spindles, industrial robot joints, aero-engine spindles, and precision instrument turntables.

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