INA 89444 Bearing_INA 89444 Size and Details

INA 89444 bearing

We introduce you to the INA 89444 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 INA 89444, please contact us: admin@tradebearings.com

INA 89444 Bearing Details：

Bearing Name	89444
New Model	89444
Old Model	bearing
product Model	89444
Category	Cylindrical Roller Thrust Bearings
Brand	INA Bearing
Inner Diameter d ( mm )	220
Outer Diameter D ( mm )	420
Thickness B ( mm )	122

INA 89444 Bearing Bearing Size and Drawing：

INA 89444 Bearing With size alternative model

Model	Inner Diameter d(mm)	Outer Diameter D(mm)	thickness B(mm)	Brand	Type
NSK 29444 Bearing	220	420	122	NSK	Thrust Roller Bearings
NTN 29444 Bearing	220	420	122	NTN	Thrust Roller Bearings
KOYO 29444 Bearing	220	420	122	KOYO	Thrust Roller Bearings
TBS 89444M Bearing	220	420	122	TBS	Thrust Roller Bearings
TBS 29444E* Bearing	220	420	122	TBS	Thrust Roller Bearings
TBS 29444 Bearing	220	420	122	TBS	Thrust Roller Bearings
TBS 29444 Bearing	220	420	122	TBS	Thrust Roller Bearings
TBS 89444 M Bearing	220	420	122	TBS	Thrust Roller Bearings
TBS 29444 E* Bearing	220	420	122	TBS	Thrust Roller Bearings
NSK 29444 Bearing	220	420	122	NSK	Thrust Roller Bearings

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What are the structural components and design advantages of cylindrical roller thrust bearings?

Cylindrical roller thrust bearings consist of a shaft ring, housing ring, cylindrical rollers, and a cage (some are full complement roller structures). The rollers and raceways have a line contact design, offering advantages such as extremely high axial load capacity, high rigidity, low coefficient of friction, impact resistance, and insensitivity to installation errors. They are suitable for rigid applications requiring heavy axial loads at low to medium speeds.

What are the advantages of cylindrical roller thrust bearings compared to other similar bearings?

Compared to thrust ball bearings, cylindrical roller thrust bearings offer significantly higher axial load capacity and impact resistance, making them more suitable for heavy-duty applications. Compared to thrust self-aligning roller bearings, they have a simpler structure, lower friction, and lower cost, but lack self-aligning functionality, making them suitable for applications requiring high alignment precision. Compared to thrust tapered roller bearings, they have a slightly lower permissible limiting speed, but require less radial space, making them more suitable for compact designs.

What are the applicable occasions and typical applications of cylindrical roller thrust bearings?

These bearings are suitable for heavy-duty, low-to-medium speed mechanical applications that require high rigidity and withstand enormous axial thrust. Typical applications include large gearboxes, ship propeller thrust shafts, oil drilling rig rotary tables, heavy-duty crane slewing mechanisms, turbine main shafts, rolling mill pressing mechanisms, and hydraulic presses.

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