Contitech FD138-18 Air Spring Rubber Double Convoluted G1/2 Gas Filled Shock Absorber

OEM NO.

AIRSUSTECH Part Number:2B8X2

Specifications and Detailed Technical Parameters:Norgren M / 31082

• Nut/blind nut

Top plate screw (nut) teeth: 4×M10
The screw center distance of the top cover plate: 155.5mm
Screw (nut) teeth of the bottom cover plate: 4×M10
The screw center distance of the bottom cover plate: 155.5 mm

• Air hole/air inlet/air fittings

Air hole/air inlet: G1/2

The screw center distance between the air hole and the nut: 72.75mm

• Cover plate

Top plate diameter: 184mm

Diameter of the bottom cover: 184mm

• Rubber Bellows

Maximum diameter of rubber bellows: 230 mm
Natural diameter of rubber bellows: 205 mm
Working stroke: minimum 75 mm to maximum 250 mm
Maximum height: 250 mm
Minimum height: 75 mm
Stroke height: 175 mm

• Bumper block/bumper block

Without bumper block

• Belt loop/Belt loop

With belt loop: One belt loop

Min. pressure 0 bar
Return force to min height ≤ 300 N
Overall weight 3.5 kg

We also have other Norgren typea, such as M/31021, M/31022, M/31023, M/31041, M/31042, M/31061, M/31062, M/31081, M/31082, M/31091, M/31092, M/31121, M/31122, M/31123. They are all frictionless operation, no maintenance or lubrication, Ideal for short stroke, high-force applications, high vibration isolation level and the installation is easy. These air springs not only can be used in truck and trailer,but also as Vibratory conveyors,such as Large drying machines,Centrifugal separators,Coordinate measuring tables and machinery and Commercial laundry machines.If you have any reuqirements, please feel free to contact us.

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.