Airlift Bag Replacement Dina A812719/AZ812719 Rubber Convoluted Air
Spring
Features of rubber air spring
Nonlinear characteristics;
Stiffness as a function of load;
Bear axial and radial loads at the same time, and can also transmit
torque;
By adjusting the internal pressure, different bearing capacities
can be obtained;
Light weight and long service life;
Good high frequency vibration isolation and sound insulation
performance;
Small installation space required
Cross Reference
Taurus KF218-6910
Taurus KF218 6910
Taurus KF2186910
Firestone W01-358-6910
Firestone W01 358 6910
Firestone W013586910
Firestone WO1-358-6910
Firestone WO1 358 6910
Firestone WO13586910
Contitech FD 200-19 320
Contitech FD 200 19 320
Contitech FD 200-19320
Goodyear 2B9-200;2B9 200
Goodyear 2B9-202; 2B9 202
Goodyear 2B9-216; 2B9 216
Goodyear 578423202
Triangle 6325
Triangle 4320
OEM Reference
Dina A812719
Dina AZ812719
Brake&Wheel M3501
Dayton 3546910
Leland Sc2011
Navistar 554783C1
Hendrickson S8768/458433
Ridewell 1003586910C
SAF Holland 57006910
Trailers De 133128
Tuthill 1371
Watson&Chalin AS-0001
Watson&Chalin AS-0156G
2B6910 Specifications and Tecnical Parameters
Blind Nut
Nut/blind nut Top plate screw (nut) teeth: 2 x 3/8-16UNC
Top plate screw center distance: 89 mm
Bottom cover plate screw (nut) teeth: 2 x 3/8-16UNC
Bottom plate screw center distance : 89 mm
Air hole/air inlet/air fitting air hole/air inlet
1/4NPTF
The distance between the air hole and the screw center: 44.5mm
Cover plate
Top plate diameter (width): 160 mm
Bottom cover diameter (width): 160 mm
Rubber Bellows
Rubber bellows natural diameter: 224 mm
Rubber bellows Max. diameter: 251mm
Height
Min. height: 75mm
Max. height: 260mm
Working Stroke: 185mm
Space required: 265mm
Bumper block/bumper block
Without bumper
Belt loop/Girdle hoop/Girdle ring
One piece of belt loop/girdle hoop/girdle ring
Min. pressure: 0 bar
Return force to min.height: ≤200N
Overall weight with clamped plates: 3.2kg
Vibration isolation - dynamic characteristic values
Design Height H: recommended 220mm, minimum 205mm
| Pressure p[bar] | 3 | 4 | 5 | 6 | 7 | 8 | Vol. V[l] |
| Force(Load) [KN] | 6.1 | 8.2 | 10.3 | 12.5 | 14.5 | 16.5 | 6.0 |
| Spring rate [N/cm] | 750 | 960 | 1110 | 1340 | 1510 | 1730 |
| Natural frequency [Hz] | 1.8 | 1.7 | 1.7 | 1.6 | 1.6 | 1.6 |
Pneumatic application-static characteristic values
Force F[KN]
| Pressure p [bar] | 3 | 4 | 5 | 6 | 7 | 8 | Vol. V [l] |
| Height H[mm] | 250 | 4.9 | 6.6 | 8.2 | 9.5 | 11.7 | 13.4 | 6.5 |
| 210 | 6.7 | 8.8 | 11.0 | 13.3 | 15.5 | 17.6 | 5.8 |
| 170 | 7.9 | 10.5 | 13.1 | 15.7 | 18.3 | 20.7 | 4.9 |
| 130 | 9.1 | 12.0 | 15.0 | 17.8 | 20.7 | 23.4 | 4.0 |
| 90 | 9.9 | 13.2 | 16.6 | 19.8 | 23.0 | 25.8 | 2.9 |
