Guangzhou Guomat Air Spring Co., Ltd.
Email:vivi@662n.com Mob:+86-18998374939(WhatsAPP) Wechat:airspring-guomat Skype:guomat
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At Suspension Air Springs, we take pride in providing high-quality air shocks that are designed to meet the needs of all car owners. Our air shocks are designed with advanced technology and are engineered to provide superior performance in a wide range of applications. Our air shocks are designed to provide superior load capacity and durability, while still providing a comfortable and safe ride. With our air shocks, you can rest assured that your vehicle will have a smoother and safer ride, no matter what the conditions are.
3B12-304 Specifications
Cover Plate
Top Cover Plate Diameter: 9.00 in.
Screw Center Distance of Top Cover Plate: 6.20 in.
Bottom Cover Plate Diameter: 9.00 in.
Screw Center Distance of Bottom Cover Plate: 6.20 in.
Nut/Blind Nut
Top Cover Plate Screw(Nut) Tooth: 2×3/8-16 UNC
Bottom Cover Plate Screw(Nut) Tooth: 2×3/8-16 UNC
Gas Hole/Air Inlet/Air Fitting
Gas Hole: 1/4-18 NPTF
Rubber Bellow
Rubber Bellow Max. Diameter: 12.80 in.
Minimum Height: 4.40 in.
Maximum Height: 18.90 in.
Cross References
| Contitech FT 330-29 430, FT 330 29 430, FT 33029430 FT330-29 430, FT330-29430, FT33029430 |
| Firestone W01-358-8006, W01 358 8006, W013588006 WO1-358-8006, WO1 358 8006, WO13588006 |
| Goodyear 3B12-304, 3B 12 304, 3B12304, 3B12 304, 3B 12304, 578933100 |
| Triangle 6634, 4430 |
| Leland Sc2132 |
| Arvin Meritor 200320 |
Triple Convoluted Bellows
| Item code | Max. diameter (mm) | Max. stroke (mm) | Min. height (kN) | Max. height (kN) | Air Inlet |
| Force with p =8 bar | |||||
| FT 330-29 CI | 325 | 320 | 46.4 | 17.8 | G 3/4 |
| FT 430-32 CI | 330 | 315 | 53.4 | 17.0 | G 3/4 |
| FT 530-32 CI | 384 | 325 | 69.3 | 24.7 | G 3/4 |
| FT 530-35 CI | 405 | 385 | 77.0 | 27.2 | G 3/4 |
| FT 960-34 | 462 | 335 | 99.9 | 32.0 | G 3/4 |
| FT 1330-35 CI | 521 | 350 | 148.2 | 26.3 | G 3/4 |
Warning and Tips
1.Check the air lines and devices of leakage and that they turns freely.
2.Check the bellows bearing for damage, correct fastening, deformation, sharp edges.
3.Check the shock absorbers for operation and impermeability as well as tightness and bearing.
4.Periodically, check nuts and bolts for proper torque. For specific recommendations see manufacturer's manual.
5.Check axle suspension, trailing arms and rods for wear.
6.Check height control valve to see that it is functioning properly. A properly maintained valve will save unneeded maintenance expense.
7.Routine inspection of all of the above according to manufacturer's instructions, will extend the life of your vehicle and reduce your overall maintenance expense.
The Real Pictures of 3B12-304
