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[China]
Trade Verify
Address: No. 1, Keyuan Road, Baiyun District, Guangzhou,Guangdong,,China
Contact name:Vivi
Guangzhou Guomat Air Spring Co., Ltd. |
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Verified Suppliers
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OEM Original Equipment Manufacturer:
2B9-273 Goodyear Specifications and Technical Data
Goodyear: 2B9-273; 2B9 273; 12B9273
Goodyear Flex No.: 578-92-3- 202;57892 3; 578923202
Firestone:W01-M58-6183
ContiTech:FD 200-25 CI G 1/4
bellows type industrial air spring,
double scroll,
effective area 200cm square,
maximum stroke 25cm,
crimping pressure plate,
internal thread, G1/4 BSPP, offset
Manufacturer: Goodyear
Maximum inflation pressure
120 psi
Air inlet type
Metric
Air inlet
1/4"
series
C
Bellows type
Double convolution
weight
7.76 lbs
Manufacturer Part Number: 2B9-273
Technical Data:
Top cover diameter: 6.31 inches / 160 mm
Number of bottom pistons: 3090
Bottom cover diameter: 6.31 inches / 160 mm
Screw center distance: 89 mm
The distance between the nuts is 44.5 mm
Top cover screw (nut) teeth: 2pcsX M8
Bottom cover screw (nut) teeth: 2pcsX M8
Rubber bellows MAX diameter: 251 mm
Rubber bellows natural diameter 224 mm
Working stroke: up to 260 mm to MIN 75 mm
Air vent / air inlet: 1/4 NPT
How to Calculation For Pneumatics, Such as
• Mass To Be Lifted 2000 M (Kg)
• Desired Stroke 190 S Min (Mm)
• Number Of Air Springs 4 N
• Minimum Installation Height 190 H Min (Mm)
• Minimum Installation Diameter 500 D (Mm)
• Air Pressure 6 P (Bar)
Vibration isolation - dynamic characteristic values | |||||||
Pressure p [bar] | 3 | 4 | 5 | 6 | 7 | 8 | Vol. V [l] |
Force (Load) [kN] | 5.2 | 7.1 | 9 | 10.7 | 12.4 | 14.5 | |
Spring rate [N/mm] | 79.5 | 103 | 126.5 | 150 | 173.5 | 197 | 5.9 |
Natural frequency [Hz] | 2.0 | 1.9 | 1.9 | 1.9 | 1.9 | 1.9 | |
Pneumatic application - static characteristic values | ||||||||
Pressure p [bar] | 3 | 4 | 5 | 6 | 7 | 8 | Vol. V [l] | |
Height H [mm] | 230 | 4.21 | 5.7 | 7.2 | 8.73 | 10.3 | 12 | 6.4 |
200 | 5.8 | 7.78 | 9.74 | 11.7 | 13.8 | 15.9 | 5.7 | |
170 | 6.96 | 9.3 | 11.7 | 14.1 | 16.5 | 19 | 5 | |
140 | 7.86 | 10.5 | 13.2 | 15.8 | 18.5 | 21.3 | 4.1 | |
110 | 8.52 | 11.4 | 14.2 | 17.1 | 19.9 | 22.9 | 3.4 | |
80 | 9.07 | 12 | 15 | 18 | 21 | 24.1 | 2.5 | |
| 57892227000000 | 20094503 | Y | 2B9-270 | 2B9-270 |
| 2B9-270 | 20113233 | N | 2B9-270 Bellows Air Spring | 2B9-270 Bellows Air Spring |
| 57892227100000 | 20094504 | Y | 2B9-271 | 2B9-271 |
| 57892227200000 | 20094505 | Y | 2B9-272 | 2B9-272 |
| 57892227300000 | 20468329 | Y | 2B9-273 | 2B9-273 |
| 57892227300019 | 20106773 | Y | ENIDINE YI-2B9-273 | ENIDINE YI-2B9-273 |
| 57892227430000 | 20113331 | Y | 2B9-274 | 2B9-274 |
| 57892227500000 | 20112684 | Y | 2B9-275 | 2B9-275 |
| 57892227500004 | 20808326 | Y | 2B9-275 Bellows Air Spring | 2B9-275 Bellows Air Spring |
| 57892227500019 | 20112685 | Y | ENIDINE YI-2B9-275 | ENIDINE YI-2B9-275 |
| 57892227700000 | 20116850 | Y | 2B9-277 | 2B9-277 |
| 2B9-277 | 20116851 | N | 2B9-277 | 2B9-277 |
| 57892227800000 | 20136848 | Y | 2B9-278 | 2B9-278 |
| 2B9-278 | 20136849 | N | 2B9-278 | 2B9-278 |
| 57892227900000 | 20139902 | Y | 2B9-279 | 2B9-279 |
| 57892228000000 | 20149466 | Y | 2B9-280 | 2B9-280 |
| 2B9-280 | 20149467 | N | 2B9-280 Bellows Air Spring | 2B9-280 Bellows Air Spring |
| 57892228100000 | 20149460 | Y | 2B9-281 | 2B9-281 |
| 2B9-281 | 20149461 | N | 2B9-281 | 2B9-281 |
| 57892228300000 | 20149464 | Y | 2B9-283 | 2B9-283 |
| 57892228300004 | 20149465 | Y | 2B9-283 | 2B9-283 |
| 57892228600000 | 20168826 | Y | 2B9-286 | 2B9-286 |
| 2B9-286 | 20168880 | N | 2B9-286 | 2B9-286 |
| 57892228800000 | 20174047 | Y | 2B9-288 | 2B9-288 |
| 2B9-288 | 20174048 | N | 2B9-288 Bellows Air Spring | 2B9-288 Bellows Air Spring |
| 57892229000000 | 20177683 | Y | 2B9-290 | 2B9-290 |
| 2B9-290 | 20177686 | N | 2B9-290 | 2B9-290 |
| 57892229100000 | 20190132 | Y | 2B9-291 | 2B9-291 |
| 2B9-291 | 20190124 | N | 2B9-291 | 2B9-291 |
| 57892229500000 | 20258853 | Y | 2B9-295 | 2B9-295 |
| 57892229500004 | 20258854 | Y | 2B9-295 | 2B9-295 |
| 57892229600000 | 20268043 | Y | 2B9-296 | 2B9-296 |
| 2B9-296 | 20268044 | N | 2B9-296 Bellows Air Spring | 2B9-296 Bellows Air Spring |
| 57892229700000 | 20264980 | Y | 2B9-297 | 2B9-297 |
| 2B9-297 | 20264983 | N | 2B9-297 | 2B9-297 |
| 57892229800000 | 20264762 | Y | 2B9-298 | 2B9-298 |
| 2B9-298 | 20264763 | N | 2B9-298 | 2B9-298 |
