NTN 1221 Bearing_NTN 1221 Size and Details

NTN 1221 bearing

We introduce you to the NTN 1221 models bearing the relevant parameters, including the model, size, drawings and other models of the same size, if you have any do not understand or want to learn more parameters or would like to inquire about NTN 1221, please contact us: admin@tradebearings.com

NTN 1221 Bearing Details：

Bearing Name	1221
New Model	1221
Old Model	1221 bearing
product Model	1221
Category	Self-aligning Ball Bearings
Brand	NTN Bearing
Inner Diameter d ( mm )	105
Outer Diameter D ( mm )	190
Thickness B ( mm )	36

NTN 1221 Bearing Bearing Size and Drawing：

NTN 1221 Bearing With size alternative model

Model	Inner Diameter d(mm)	Outer Diameter D(mm)	thickness B(mm)	Brand	Type
FAG 6221 Bearing	105	190	36	FAG	Deep Groove Ball Bearings
NSK NSK1221K Bearing	105	190	36	NSK	Self-aligning Ball Bearings
MRC NU221 Bearing	105	190	36	MRC	Cylindrical Roller Bearings
TBS 6221-2RS1 Bearing	105	190	36	TBS	Deep Groove Ball Bearings
NACHI 1221 Bearing	105	190	36	NACHI	Self-aligning Ball Bearings
FAG 1221 Bearing	105	190	36	FAG	Self-aligning Ball Bearings
NSK NSK7221CTY Bearing	105	190	36	NSK	Angular Contact Ball Bearings
NSK NJ221+HJ221 Bearing	105	190	36	NSK	Cylindrical Roller Bearings
TBS 6221-RS Bearing	105	190	36	TBS	Deep Groove Ball Bearings
TBS 7221B Bearing	105	190	36	TBS	Angular Contact Ball Bearings

We export high quantities NTN 1221 Bearing and relative products, we have huge stocks for NTN 1221 Bearing and relative items, we supply high quality NTN 1221 Bearing with reasonbable price or we produce the bearings along with the technical data or relative drawings, It's priority to us to supply best service to our clients. If you are interested in NTN 1221 Bearing,plz email us admin@tradebearings.com

What are the structural components and design advantages of self-aligning ball bearings?

Self-aligning ball bearings consist of an inner ring, an outer ring, two rows of steel balls, and a cage. The outer ring raceway is spherical, and the inner ring has a double-raceway design, providing excellent self-aligning performance. This effectively compensates for alignment errors between the shaft and the housing bore, as well as shaft deflection. They also have low friction and a high limiting speed, making them suitable for applications with installation misalignment or shaft deformation.

What are the advantages of self-aligning ball bearings compared to other similar bearings?

Compared to deep groove ball bearings, self-aligning ball bearings have self-aligning capabilities, accommodating greater alignment errors and shaft deflection. Compared to spherical roller bearings, they have a higher limiting speed and lower friction, but a lower load capacity, making them more suitable for medium to light load conditions. Compared to cylindrical roller bearings, they can withstand certain axial loads, and their self-aligning performance reduces the requirements for installation precision.

What are the applicable occasions and typical applications of self-aligning ball bearings?

These bearings are suitable for medium to light load applications where alignment precision requirements are not high and deflection or impact is present. Typical applications include textile machinery, agricultural equipment, conveyor rollers, small fans, crushers, vibrating screens, and woodworking machinery.

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