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TBS 71920C/DF bearing

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TBS 71920C/DF Bearing Details:
Bearing Name71920C/DF
New Model71920C/DF
Old Model1336920 bearing
product Model71920C/DF
CategoryAngular Contact Ball Bearings
BrandTBS Bearing
Inner Diameter d ( mm ) 100
Outer Diameter D ( mm )140
Thickness B ( mm )40
TBS 71920C/DF Bearing   Bearing Size and Drawing:
71920C/DF
TBS 71920C/DF Bearing With size alternative model
ModelInner Diameter
d(mm)
Outer Diameter
D(mm)
thickness
B(mm)
BrandType
NSK 71920 C/ DT Bearing10014040NSKAngular Contact Ball Bearings
KOYO 7920CDT Bearing10014040KOYOAngular Contact Ball Bearings
TBS 71920C/DF Bearing10014040TBSAngular Contact Ball Bearings
IKO RNA 4920 Bearing10014040IKONeedle Roller Bearing
FAG NNU4920/W33 Bearing10014040FAGCylindrical Roller Bearings
GMN 71920C/DF Bearing10014040GMNAngular Contact Ball Bearings
NTN NNU 4920 K Bearing10014040NTNCylindrical Roller Bearings
NTN RNA 4920 Bearing10014040NTNNeedle Roller Bearing
INA NA4920 Bearing10014040INANeedle Roller Bearing
TBS NNU 4920 B/SP C3W Bearing10014040TBSCylindrical Roller 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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