Company Details

  • Ningbo Ritbearing Imp & Exp Co.,Ltd.

  •  [Zhejiang,China]
  • Business Type:Agent , Distributor/Wholesaler , Manufacturer , Service , Trade Company
  • Main Mark: Americas , Asia , Europe , Other Markets
  • Exporter:81% - 90%
  • Certs:ISO9001
  • Description:Seal Ring Needle Bearings NA-2RS Series,High Precision Needle Bearings NA-2RS Series,Needle Bearings With Inner NA-2RS Series
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Ningbo Ritbearing Imp & Exp Co.,Ltd.

Seal Ring Needle Bearings NA-2RS Series,High Precision Needle Bearings NA-2RS Series,Needle Bearings With Inner NA-2RS Series

Home > Products > Needle Roller Bearings > Solid Collar Needle Roller Bearings > Seal Ring Needle Bearings NA-2RS Series

Seal Ring Needle Bearings NA-2RS Series

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    Payment Type: L/C,T/T
    Incoterm: FOB,CFR,CIF
    Delivery Time: 30 Days

Basic Info

Model No.: NA-2RS Series

Product Description

Seal Ring Needle Bearings NA-2RS Series is a bearing unit composed of machined outer ring & inner ring,cage and needle roller assembly featuring small section height,big load capacity & rigidity,compact structure and small size,high rotating accuracy with the structure of disposed inner ring.

High Precision Needle Bearings NA-2RS Series is characterized by multiple structures,broad adaptability and easy installation.
Needle Bearings With Inner NA-2RS Series is widely used in automobile,machine toll,lathe,metallurgical,textile,printing industry and etc. Various machinery equipment. With this kind of bearing,machine design can realize the goal of small-scale & light weight.

Seal Ring Needle Bearings NA-2RS Series Material:
Material for needle roller is GCr15 bearing steel,quench-hardening HRC60-65
Material for inner and outer rings is GCr15 bearing steel,quench-hardening HRC60-65
Material for cages is quality low-carbon steel or reinforced nylon.
Special Directions:
Bearing running clearance and inner-cutting roundness should be regulated according to different conditions.
Machine tolls should be used for press-in fitting or thermal fitting when install the bearing.
Limited by plastic cages(suffixed with TN) and sealing-element material ,operating temperature is -30℃--+100℃
For general-disposition design of bearings,refer to the relevant recommendation in the applied technology of Roller Bearings.


High Precision Needle Bearings NA-2RS Series

Features
Lowest cross section among rolling bearings
In applications where less space is available, needle roller and cage assemblies offer a very compact solution.
High load carrying capacity
Due to their large number of rollers, needle roller and cage assemblies have a high load carrying capacity.
High stiffness
Due to their large number of small-diameter rollers, needle roller and cage assemblies have high stiffness.

Bearing No. Boundary dimensions(mm) Basic load ratings(N)

Limiting

speeds(rpm)

Mass(Kg)
d Fw(F) D C B Cr Cor Oil
NA4900-2RS 10 14 22 13 14 4560 4660 13000 24.5
NA4901-2RS 12 16 24 13 14 5980 9500 12000 27.5
NA4902-2RS 15 20 28 13 14 5980 9500 10000 37
NA4903-2RS 17 22 30 13 14 6050 10100 9000 40
NA4904-2RS 20 25 37 17 18 14900 17500 7500 80
NA4905-2RS 25 30 42 17 18 16300 21500 6500 89.5
NA4906-2RS 30 35 47 17 18 20050 24900 5500 104
NA4907-2RS 35 42 55 20 21 22500 37000 4800 175
NA4908-2RS 40 48 62 22 23 33050 50900 4200 252
NA4909-2RS 45 52 68 22 23 34800 56800 3900 290
NA4910-2RS 50 58 72 22 23 37800 61500 3500 295



Looking for ideal Seal Ring Needle Bearings NA-2RS Series Manufacturer & supplier ? We have a wide selection at great prices to help you get creative. All the High Precision Needle Bearings NA-2RS Series are quality guaranteed. We are China Origin Factory of Needle Bearings With Inner NA-2RS Series. If you have any question, please feel free to contact us.

Product Categories : Needle Roller Bearings > Solid Collar Needle Roller Bearings

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