Product Details
Goodyear 1B9-202 Another OEM 578 91 3 201 Position devices in
manufacturing processes
OEM Original Equipment Manufacturer:
Goodyear |
1B9-202 |
578 91 3 201 |
❶Nut / Blind Nut
Top Cover Plate Screw (Nut) Tooth : 2 pcs X 3/8-16UNC
Screw Center Distance of Top Cover Plate : 89 mm
Bottom Cover Plate Screw (Nut) Tooth : 2 pcs X 3/8-16UNC
Screw Center Distance of Bottom Cover Plate : 89 mm
❷ Gas Hole / Air inlet / Air Fitting
Gas Hole / Air inlet : 1/4NPT
Center Distance Between Nut and Air inlet: 44.5 mm
❸ Cover Plate
Top Cover Plate Diameter (Width): 160 mm
Bottom Cover Plate Diameter (Width): 160 mm
❹Rubber Bellows
Rubber Bellows Diameter : 222 mm
Compressed Height: 100 mm / 4.1 inches
Maximum Height: 160 mm
Working Stroke : 60 mm
❺ Bumper block / Buffer block
Without Bumper Block
❻ Girdle Hoop / Girdle Ring
With Girdle Hoop :No of Girdle Hoop
SPRING FEATURES
LOAD RANGE(ISOLATOR)........
.640-3900|b
DESIGN HE I GHT RANGE( ISOLATOR)...4.5-5.0 in
USEABLE STROKE w/o BUMPER (ACTUATOR)..3.0 in
USEABLE STROKE WITH BUMPER(ACTUATOR).2.0 in
ASSEMBLY WE I GHT
FORCE TO COMPRESS AT 0 PS IG(APPROX)..20Ib
NOM I NAL FREE STAND ING HT. AT 0 PSIG...5.7in
ASSEMBLY NUMBER | ELASTOMER | AIR FITTING | BUMPER INCLUDED |
1B9-202 | NAT. RUBBER | 1/4”-18 NPTF OFFSET 1.75” | NO |
1B9-201 | NAT. RUBBER | 1/4”-18 NPTF OFFSET 1.75” | YES |
1B9-204 | NAT. RUBBER | 1/2”-14 NPTF OFFSET 1.75” | NO |
1B9-205 | NAT. RUBBER | 1/2”-14 NPTF OFFSET 1.75” | YES |
1B9-207 | NAT. RUBBER | 3/4”-14 NPTF OFFSET 1.5” | NO |
1B9-208 | NAT. RUBBER | 3/4”-14 NPTF OFFSET 1.5” | YES |
578913201 FLEXMEMBER NAT. RUBBER ONLY | NAT. RUBBER | | |



Company Profile
GUANGZHOU GUOMAT AIR SPRING CO. , LTD
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.