Descriptions: Needle roller bearing 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. Needle roller bearings have large bearing capacity and are suitable for mounting support structures with limited dimensions. The surface of the journal is hardened as the rolling surface, and the bearing is pressed into the seat hole without axial positioning. Needle roller bearing is characterized by multiple structures,broad adaptability and easy installation.
Model |
d mm |
D mm |
H mm |
W kg |
NA4900 |
10 |
22 |
13 |
0.023 |
NA4901 |
12 |
24 |
13 |
0.026 |
NA4902 |
15 |
28 |
13 |
0.034 |
NA4903 |
17 |
30 |
13 |
0.04 |
NA4904 |
20 |
37 |
17 |
0.075 |
NA4905 |
25 |
42 |
17 |
0.099 |
NA4906 |
30 |
47 |
17 |
0.101 |
NA4907 |
35 |
55 |
20 |
0.186 |
Main applications of needle roller bearing: It is used in various mechanical equipment such as machine tools, metallurgical machinery, textile machinery and printing machinery, and can make the mechanical system design very compact and dexterous.
Shandong Ponchi New Energy Technology Co., Ltd. is establised in2010, The company is mainly committed to the promotion and sales of world-famous bearing brands.Over the years it has established good cooperative relations with many companies,with a wide range of products lt is used in machinery, mining,steel.electric paper, automobile and other fields.
With reasonable commodity price,fast logistics delivery,high-quality service, and strong technical force, the company has won the support and trustof customers and truly achieved a win-win situation between the company and customers.
"Customer's requirement is our pursuit" the company will always adhere to the new concept of people-oriented, customer service, keeping pace with the times, development and innovation".
1. High speed, High Precision, Low Noise, Long Service Life
2. Widely used
3. Large Inventories
4. High Quality and Competitive Prices
5. Various Brands
6. OEM is supported
1. Who are we?
We are based in Shandong, China, start from 2019,sell to South America(30.00%),Mid East(25.00%),North
America(20.00%),Africa(15.00%),Southeast Asia(10.00%). There are total about 1000+ people in our office.
2. How can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3.What can you buy from us?
bearing,ball bearing,Roller bearing,Deep groove ball bearing,Tapered roller bearing
4. Why should you buy from us not from other suppliers?
We have more than 20 years of production experience, we have enough inventory to provide you with a full range of bearings, we
have efficient delivery speed, and can provide you with the packaging you need
5. What services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,FAS,CIP,FCA,CPT,DEQ,DDP,DDU,Express Delivery,DAF,DES;
Accepted Payment Currency:USD,EUR,JPY,CAD,AUD,HKD,GBP,CNY,CHF;
Accepted Payment Type: T/T,L/C,D/P D/A,MoneyGram,Credit Card,PayPal,Western Union,Cash,Escrow;
Language Spoken:English,Chinese,Spanish,Japanese,Portuguese,German,Arabic,French,Russian,Korean,Hindi,Italian