Firestone Airmount® Isolator Selection Guide & Data Sheets

Important Note

Please Note

The information contained in this selection guide, and all attached files, is intended to provide a general guide to the characteristics and applications of these products. The material, herein this web site, was developed through engineering design and development, testing and actual applications and is believed to be reliable and accurate.

Air Springs Supply Pty Ltd however, makes no warranty, express or implied, of this information.

Anyone making use of this material does so at his or her own risk and assumes all liability resulting from such use. It is suggested that competent professional assistance be employed for specific applications.

Product Use Warning

  • Do not inflate assembly when it is unrestricted. Assembly must be restricted by suspension or other adequate structure
  • Do not inflate beyond pressures recommended in design literature (contact firestone for information)
  • Improper use or over inflation may cause assembly to burst causing property damage or severe personal injury.
Style NumberTypeView Data SheetDesign Height (Inches)Load (at Design Height) at:Natural
Frequency (@ 80 PSIG)
fn(cpm)
% of Isolation at Forced Frequency
MetricImperial40 PSIG (Pounds) *60 PSIG (Pounds)80 PSIG (Pounds)400 CPM800 CPM1500 CPM
1M1A-0Shaped SleeveOpen PDF documentOpen PDF document2.5210330450220-91.897.8
1M1A-1Shaped SleeveOpen PDF documentOpen PDF document32353564751629095.598.6
2M1AShaped SleeveOpen PDF documentOpen PDF documentDO NOT USE 2M1A as an Airmount Isolator
2M2AShaped SleeveOpen PDF documentOpen PDF document273105137232-90.897.5
110Single ConvolutionOpen PDF documentOpen PDF document4.56501,0101,39016280.295.798.8
113Single ConvolutionOpen PDF documentOpen PDF document53,2205,0306,89015083.696.499
113-1Single ConvolutionOpen PDF documentOpen PDF document5.53,8205,9007,99013387.797.299.2
115Single ConvolutionOpen PDF documentOpen PDF document4.51,1801,7502,35016679.195.598.8
116Single ConvolutionOpen PDF documentOpen PDF document4.58501,3301,83016380.295.798.8
116-1Single ConvolutionOpen PDF documentOpen PDF document5.59401,4101,93013986.396.999.1
119**Single ConvolutionOpen PDF documentOpen PDF document55,4908,45011,45013886.596.999.1
121**Single ConvolutionOpen PDF documentOpen PDF document56,45010,30014,45014285.596.799.1
126**Single ConvolutionOpen PDF documentOpen PDF document511,03016,71022,46013387.597.199.2
131Single ConvolutionOpen PDF documentOpen PDF document3.55508501,17018174.494.698.5
138-15Single ConvolutionOpen PDF documentOpen PDF document615,87024,49032,89012489.397.599.3
148-1Single ConvolutionOpen PDF documentOpen PDF document5.532,86050,29067,69011890.597.899.4
153-2Single ConvolutionOpen PDF documentOpen PDF document64,5647,0489,68212189.997.799.3
16Single ConvolutionOpen PDF documentOpen PDF document3420640880237-90.397.4
16STSingle ConvolutionOBSOLETE - DO NOT USE
19Single ConvolutionOpen PDF documentOpen PDF document52,1303,3104,50015682.19698.9
19-075Single ConvolutionOpen PDF documentOpen PDF document5.51,8902,9504,080156829698.9
274Double ConvolutionOpen PDF documentOpen PDF document8.59901,5402,13011690.797.899.4
20-2Double ConvolutionOpen PDF documentOpen PDF document101,1841,8482,5319793.798.599.5
200Double ConvolutionOpen PDF documentOpen PDF document9.513,29020,39027,3309394.298.699.6
203**Double ConvolutionOpen PDF documentOpen PDF document9.57,21011,10014,9709793.798.599.6
21Double ConvolutionOpen PDF documentOpen PDF document9.53,0304,7506,54010592.698.399.5
21-2Double ConvolutionOpen PDF documentOpen PDF document10.53,4605,3507,2809594.198.699.6
211/215Double ConvolutionOpen PDF documentOpen PDF document10.515,84024,14032,5508695.198.899.7
22Double ConvolutionOpen PDF documentOpen PDF document9.52,0603,1704,28010692.498.299.5
22-15Double ConvolutionOpen PDF documentOpen PDF document10.51,9303,0304,13010692.498.299.5
224Double ConvolutionOpen PDF documentOpen PDF document6.57301,1301,5301268997.599.3
233-2Double ConvolutionOpen PDF documentOpen PDF document11.253,4135,6317,691899598.899.7
248-2Double ConvolutionOpen PDF documentOpen PDF document1130,83047,72063,8908395.598.999.7
268Double ConvolutionOpen PDF documentOpen PDF document5.543067091015482.596.198.9
267-1.5Double ConvolutionOpen PDF documentOpen PDF document65668711,19412987.697.299.2
26Double ConvolutionOpen PDF documentOpen PDF document87901,2301,67011191.69899.4
28**Double ConvolutionOpen PDF documentOpen PDF document9.54,5907,0109,59010193.298.499.5
29**Double ConvolutionOpen PDF documentOpen PDF document9.59,78014,86020,0609294.498.799.6
312**Triple ConvolutionOpen PDF documentOpen PDF document135,1007,93010,7308095.89999.7
313Triple ConvolutionOpen PDF documentOpen PDF document133,3105,1207,0208295.698.999.7
319/321Triple ConvolutionOpen PDF documentOpen PDF document1516,22024,69033,2907096.899.299.8
320**Triple ConvolutionOpen PDF documentOpen PDF document1410,34015,58021,0807396.599.299.8
323**Triple ConvolutionOpen PDF documentOpen PDF document137,38011,52015,5507796.199.199.7
333Triple ConvolutionOpen PDF documentOpen PDF document14.73,2825,1677,0007796.199.199.7
348-3Triple ConvolutionOpen PDF documentOpen PDF document1531,48047,87064,870689799.399.8
352Triple ConvolutionOpen PDF documentOpen PDF document13.52,3193,6315,0177795.99999.7
1T12E-3Reversible SleeveOBSOLETE - DO NOT USE
1T14C-1Reversible SleeveOpen PDF document 101,2101,8802,5408695.198.899.7
1T14C-3Reversible SleeveOpen PDF document 111,2301,8902,5707696.299.199.7
1T14C-7Reversible SleeveOpen PDF document 13.51,2501,9102,6006497.499.499.8
1T15L-4Reversible SleeveOpen PDF document 112,6504,0805,5108295.698.999.7
1T15M-0Reversible SleeveOpen PDF document 7.52,6704,1205,5409494.198.699.6
1T15M-2Reversible SleeveOpen PDF document 9.52,8504,3705,9008695.298.899.7
1T15M-4Reversible SleeveOpen PDF document 12.52,7604,2005,6707196.899.299.8
1T15M-6Reversible SleeveOpen PDF document 152,7204,1105,5606797.199.399.8
1T15M-9Reversible SleeveOpen PDF document 18.52,7804,2505,6805897.899.599.8
1T15S-6Reversible SleeveOpen PDF document 122,0403,1404,2207496.599.199.8
1T15T-1Reversible SleeveOpen PDF document 72,1003,2204,3709793.798.599.6
1T19L-11Reversible SleeveOpen PDF document 183,4115,1516,9116397.599.499.8
1T19L-7Reversible SleeveOpen PDF document 153,4765,2647,0527096.899.299.8
1X84D-1Reversible SleeveOBSOLETE - DO NOT USE
4001Reversible SleeveOBSOLETE - DO NOT USE
7002Reversible SleeveOpen PDF documentOpen PDF document4.531048065011491.297.999.4
7010Reversible SleeveOpen PDF documentOpen PDF document82804406008395.598.999.7
7012Reversible SleeveOpen PDF documentOpen PDF document8.53605907907596.399.199.7
*Airmount® Isolator air pressures below 40 PSIG should be reviewed with Firestone.
**When using the rolled plate end closure option, add 0.7inch to heights shown.
All Triple Convolution & Reversible sleeve except 1X84D1 and 1M1A please consult Firestone for use as an Airmount® Isolator.
Selection Guides are now available on Compact Disc. Please contact us for a copy.