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[China]
Trade Verify
Address: No. 1, Keyuan Road, Baiyun District, Guangzhou,Guangdong,510540,China
Contact name:Linda Lin
GUANGZHOU GUOMAT AIR SPRING CO. , LTD |
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Verified Suppliers
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Double Convoluted Air Bellow Firestone W03587437 NAWAY 90557015 Truck Lift Axle Suspension
GUOMAT 2B7437 Technical parameters
❶Nut / Blind Nut
Top Cover Plate Screw (Nut) Tooth : 2 pcs X 3/8-16UNC
Screw Center Distance of Top Cover Plate : 157.5 mm
Bottom Cover Plate Screw (Nut) Tooth : 2 pcs X 3/8-16UNC
Screw Center Distance of Bottom Cover Plate : 157.5 mm
❷ Gas Hole / Air inlet / Air Fitting
Gas Hole / Air inlet : 1/4-18NPTF
Screw Center Distance Between Gas Hole and Nut : 73 mm
❸ Cover Plate
Top Cover Plate Diameter: 229mm
Bottom Cover Plate Diameter: 229mm
❹Rubber Bellows
Rubber Bellows MAX Diameter: 325 mm
Rubber Bellows Natural Diameter : 300 mm
The Working Stroke : MIN 81 mm to MAX 305 mm
Maximum Height : 305mm
Minimum Height :81mm
Stroke Height : 224 mm
❺ Bumper block / Buffer block
With Bumper Block
❻ Girdle Hoop / Girdle Ring
With Girdle Hoop :One Pieces of Girdle Hoop
OEM Original Equipment Manufacturer:
578-92-3-309,
Firestone 22,
NAWAY:90557015
RIDEWELL:1003587437C
Contitech:FD330-22 334
Firestone:W01-358-7437
Firestone:22C
Goodyear 2B12-320
Type | Conti Order No. |
Rubber bellows only | 65196 |
with crimped plates, 1/4 NPT air inlet A = 2.87 in. excentrical | 74186 |
with crimped plates, 3/4 NPT air inlet A = 2.87 in. excentrical | 63561 |
Vibration isolation – dynamic characteristic values Design height H: recommended 9.45 inch, minimum 8.66 inch | ||||||
| Pressure p [psi] | 40 | 60 | 80 | 100 | 120 | Vol. V [in.3] |
| Force (Load) [lbf] | 2070 | 3090 | 4210 | 5340 | 6420 | |
| Spring rate [lbf/in.] | 865 | 1110 | 1350 | 1600 | 1840 | 714 |
| Natural frequency [Hz] | 2.0 | 1.9 | 1.8 | 1.7 | 1.7 | |
Pneumatic application – static characteristic values Force F [lbf] | |||||||
| Pressure p [psi] | 40 | 60 | 80 | 100 | 120 | Vol. V [in.3] | |
| Height H [in.] | 10.5 | 1620 | 2460 | 3360 | 4280 | 5200 | 770 |
| 9.0 | 2220 | 3340 | 4510 | 5700 | 6850 | 680 | |
| 7.5 | 2690 | 4040 | 5420 | 6800 | 8150 | 570 | |
| 6.0 | 3070 | 4610 | 6190 | 7770 | 9280 | 450 | |
| 4.5 | 3390 | 5030 | 6780 | 8560 | 10200 | 340 | |
The usal kinds of Double Convolution Air Springs
| Double Convolution Air Actuator | ||||
| All Measurements Are In Mm | ||||
| GUOMAT NO. | Contitech NO. | Min. Design height | Installation Space Required | Max. Stroke |
| 2B33022 | FD 330-22 | 75 | 340 | 230 |
| 2B33030 | FD 330-30 | 77 | 355 | 283 |
| 2B53022 | FD 530-22 | 77 | 400 | 233 |
| 2B53030 | FD 530-30 | 77 | 415 | 273 |
| 2B53035 | FD 530-35 | 77 | 420 | 313 |
| 2B96022 | FD 960-22 | 95 | 490 | 225 |
| 2B133025 | FD 1330-25 | 92 | 570 | 243 |
