Single Bellow Universal Air Bag Replacement 3/8-16NPT Fitting Port Size 128mm Height Convoluted Air Spring

Product Information

Specifications and Detailed Technical Parameters

1. Height: 128mm

2. Rubber Bellow Diameter: 150mm

3. Top plate Threaded hole Qty: 4pcs × 3/8UNC

4. Bottom plate Threaded hole qty: 3pcs× 3/8UNC

5. Air fitting: 3/8-16NPT

6. Top plate diameter: 111.5mm

7. Bottom plate diameter: 111.5mm

8. Bumper: Without

9. Girdle hoop: Without

Cross Reference

Universal Air

Product Drawing

Convoluted air spring

An air spring is a carefully designed rubber/fabric bellows which contains a column of compressed air. The rubber bellows itself does not provide force or support load. This is done by the column of air. Below is the air spring components.

1. AIR INLET
1/4" NPT is standard. 3/4" NPT is also available for most parts.
2. BLIND NUT
3/8-16 UNC thread x 5/8" deep (two or four per each plate depending on part size). Used for mounting the part.
3. UPPER BEAD PLATE
Permanently crimped to bellows to form an airtight assembly which allows for leak testing before the unit leaves the factory. Zinc/chromate plated for rust protection.
4. GIRDLE HOOP
Wire wound type shown, molded into the bellows.

Our standard two ply air spring bellows is actually made up of four layers: a. An inner liner of calendered rubber. b. One ply of fabric reinforced rubber. c. A second ply of fabric-reinforced rubber (with the cords at a specific bias angle to the first ply). d. An outer cover of calendered rubber
5. BELLOWS
6. LOWER BEAD PLATE
Usually the same as upper bead plate, except without air inlet.

Company Introduction

Guangzhou Guomat air spring Co., Ltd. has been focusing on the production of air springs for 15 years. It is located in Baiyun District, Guangzhou City, Guangdong Province. The company's production plant covers an area of 20,000 square meters. The company's production scale is mature, with modern production plants and technology, which let us quickly respond to new market demands with high-quality products.

Guomat's main products are industrial air springs, air springs for automobiles, air springs for passenger cars, air springs for trucks, cab airbags, etc. The company has developed hundreds of models of products, and can also carry out directional transformation and design of products according to the special needs of users.

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.

AIRSUSTECH is another brand of Guangzhou Guomat Air Spring Co., Ltd. 

AIRSUSTECH is focus on industrial air spring.

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.