Standard Size 3B20F-2P03 Triple Convoluted Rubber Air Bellows Navigator 340mm Height Airbag

Product Description

Technical Data : GUOMAT 3B20F-2P03

Top plate screw (nut) teeth: 2X3/8-16UNC
The screw center distance of the top cover plate: 89 mm
Screw (nut) teeth of the bottom cover plate: 2X3/8-16UNC
The screw center distance of the bottom cover plate: 89 mm
Air hole/air inlet: 1/2NPT
Screw center distance between air hole and nut: 44.5 mm

Top plate diameter: 160 mm
Diameter of the bottom cover: 160 mm

Maximum diameter of rubber bellows: 251 mm
Natural diameter of rubber bellows: 223 mm
Working stroke: minimum 200 mm to maximum 400 mm
Maximum height: 400 mm
Minimum height: 200mm
Stroke height: 200mm

Preventative Maintenance Air Springs
1. Check the outside diameter of the air spring. Check for irregular cracks
2. Check the air pipe. Verify that the air tube does not have any contact with the outer diameter of the air spring.
3. When the air spring is at the maximum outer diameter, check whether the clearance around it is sufficient.
4. Check whether there is foreign matter accumulation on the outer diameter of the piston
5. The correct suspension height should be maintained.
6. The height valve (height control valve) plays an important role in keeping the entire air spring system working as required. Clean, inspect or replace as necessary.
7. Check whether the shock absorber is installed correctly, and check whether there is oil leakage and whether the end connection parts are damaged.
8. Check all mounting hardware (nuts, screws) for tightness

How to Order ?

3B20F-2P03 Triple Convoluted Rubber Air Spring

Guangzhou Guomat Air Spring Co., Ltd. is located in Guangzhou, about 15min’s drive from Baiyun Airport. Our mainly products are air spring, rubber bellows, air suspension spring, air suspension compressor and refitted suspension system. They are widely used in bus, truck, cabin, vehicles’ seat, luxurious car and industrial machine field.

GUOMAT Factory gate：

Established in 2008, Our company covers 20,000㎡ and is located in Taihe Town Baiyun District. With the rapid development of our company, we are equipped with modernized workshop and advanced rubber air springs equipments now. We are the first company who started air spring business and has become one of the largest air spring manufacturing bases in China.

In 2017, we launched a collaboration with High Tech of US customers to customize the products of our customers and the logo of our customers. Every year, there are about 10,000 orders. In continuous cooperation, the products meet the international inspection standard ISO/TS16949:2009, and the customers are very satisfied with the products produced. This is our high recognition from American customers and also gives us Great motivation.

In 2018, we started cooperation with German GmbH, mainly industrial air springs, which are suitable for industrial equipment. We have successfully developed and produced the natural air-seal of the skin to reach the 700mm flanged air spring, the customer's annual demand is a few hundred.

With the development of business and demand for customers, our company introduced business with TomLog Corporation in 2010, our strategic cooperative partner in Taiwan. Then we developed air compressor program and air spring related business, in 2015, America Goodyear Corporation met with the transfer of shares in the North American plant, our company was granted with sale agent for air springs in China, providing more choice for our customers. Our company adopts the most advanced domestic air spring processing equipment and international production technology. Combined with unique production process, our company strictly execute international standards for production and spare no efforts to create the world-class products. We will endeavor to make air spring widely used at home and abroad, and let more and more customers to enjoy the best damping effect.