NTN RNA4917 Bearing_NTN RNA4917 Size and Details

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NTN RNA4917 bearing

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NTN RNA4917 Bearing Details：

Bearing Name	RNA4917
New Model	RNA4917
Old Model	4644917 bearing
product Model	RNA4917
Category	Needle Roller Bearing
Brand	NTN Bearing
Inner Diameter d ( mm )	85
Outer Diameter D ( mm )	120
Thickness B ( mm )	35

NTN RNA4917 Bearing Bearing Size and Drawing：

NTN RNA4917 Bearing With size alternative model

Model	Inner Diameter d(mm)	Outer Diameter D(mm)	thickness B(mm)	Brand	Type
IKO NA 4917 Bearing	85	120	35	IKO	Needle Roller Bearing
INA NA4917 Bearing	85	120	35	INA	Needle Roller Bearing
FAG RNA4917 Bearing	85	120	35	FAG	Needle Roller Bearing
INA NA4917 Bearing	85	120	35	INA	Needle Roller Bearing
NTN NA 4917 Bearing	85	120	35	NTN	Needle Roller Bearing
TBS C 4917 V* Bearing	85	120	35	TBS	Spherical Roller Bearings
IKO NA4917 Bearing	85	120	35	IKO	Needle Roller Bearing
TBS C4917K30V* Bearing	85	120	35	TBS	Spherical Roller Bearings
NTN RNA 4917 Bearing	85	120	35	NTN	Needle Roller Bearing
INA RNA4917 Bearing	85	120	35	INA	Needle Roller Bearing

We export high quantities NTN RNA4917 Bearing and relative products, we have huge stocks for NTN RNA4917 Bearing and relative items, we supply high quality NTN RNA4917 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 RNA4917 Bearing,plz email us admin@tradebearings.com

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

Needle roller bearings consist of slender needle rollers, a cage, and rings (or ringless bearings) typically with a thin-walled design. The needle rollers and raceways have a line contact design, offering advantages such as extremely small radial cross-section, high load capacity, good rigidity, and a low coefficient of friction. They are suitable for compact structures with limited radial space and the need to withstand high loads.

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

Compared to cylindrical roller bearings, needle roller bearings have a significantly smaller radial cross-section, making them more suitable for space-constrained compact designs. Compared to deep groove ball bearings, they have a higher radial load capacity and offer greater shaft diameter design flexibility for the same outer diameter. Compared to sliding bearings, they have lower starting friction, higher running accuracy, and require no complex lubrication system.

What are the application scenarios and typical applications of needle roller bearings?

These bearings are suitable for mechanical applications with limited radial space, high load capacity, and compact structure requirements. Typical applications include automotive transmissions, engine connecting rods, universal joints, textile machinery, industrial robot joints, motorcycle engines, and aviation hydraulic pumps.

Preview：NTN RNA49/32
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