Firestone Airstroke® Selection Guide & Data Sheets
*To determine Airstroke force at other pressures, divide force 80 PSIG and multiply by new pressure.
**When using the rolled plate end closure option, add 17.5 to heights shown
Selection Guides are now available on Compact Disc. Please contact us for a copy.

80 PSI Force * at Stroke of
  
Style Number
Type
View
Maximum Diameter at 100 PSIG (inches)
Minimum Height (inches)
Maximum Stroke (inches)
Maximum Usable Height
1 Inch (Pounds)
3 Inches (Pounds)
Maximum Stroke (Pounds)
4 Ply Style Number
1M1A_0 Shaped Sleeve
3.4
1.5
1.4
2.9
450
-
400
1M1A_1 Shaped Sleeve
3.45
1.5
2
3.5
600
-
500
2M1A Shaped Sleeve
3.5
2.5
3.4
5.9
470
410
360
2M2A Shaped Sleeve
2.3
1.2
1
2.2
10.8
-
10.8
110 Single Convolution
8.3
2
3.1
5.1
2090
1030
940
113 Single Convolution
15.2
2
3.8
5.8
9900
6890
4650
128
113_1 Single Convolution
15.9
2
4.6
6.6
10860
8800
5500
128-1
115 Single Convolution
10.1
2
3.1
5.1
3550
1730
1620
124
116 Single Convolution
9.1
2
3.1
5.1
2690
1370
1300
117
116-1 Single Convolution
9.6
2
4.2
6.2
2980
2240
1460
119** Single Convolution
17.4
2
4.2
6.2
14030
11450
7850
121** Single Convolution
20.3
2
3.6
5.6
19600
14450
11350
126** Single Convolution
22.4
2
4.4
6.4
25990
22460
16000
131 Single Convolution
6.5
2
2.1
4.1
1350
-
850
138_15 Single Convolution
27.9
2
5.3
7.3
43430
38230
22700
148-1 Single Convolution
37.4
2.5
4.8
7.3
78300
67690
52500
148-1 is 4Ply
153_2 Single Convolution
18.1
2.5
4.8
7.3
13135
10604
6422
16 Single Convolution
6
1.9
1.4
3.3
960
-
620
16ST Single Convolution
5.4
1.5
1.8
3.3
1330
-
780
19 Single Convolution
12.9
2
3.5
5.5
6720
4500
3400
19_075 Single Convolution
13.5
2
3.9
5.9
7040
5000
3250
20 Double Convolution
9.9
3
6.1
9.1
3790
3180
1770
202
20_2 Double Convolution
10.4
3
8
11
4125
3753
2122
200 Double Convolution
26
3.3
7.3
10.6
35700
33300
24250
203** Double Convolution
20
3.3
7.2
10.5
21400
19200
12910
218
21 Double Convolution
15.1
3
7.1
10.1
10300
9310
5670
205
21_2 Double Convolution
16
3
8.7
11.7
11330
10670
5850
211/215 Double Convolution
27.9
3.3
8.8
12.1
42500
40000
28160
22 Double Convolution
12.9
3
7.1
10.1
7180
6470
3700
210
22_15 Double Convolution
13.7
3
7.8
10.8
7680
6990
3830
224 Double Convolution
8
2.8
4.9
7.7
2350
1760
1030
233_2 Double Convolution
15.5
3
10.4
13.4
10966
10564
5900
248_2 Double Convolution
37.4
4.2
9.1
13.3
78200
74100
53990
248-2 is 4Ply
25 Double Convolution
6.4
2.8
3.3
6.1
1380
780
660
255_15 Double Convolution
6.5
3
4
7
2039
1786
1198
26 Double Convolution
8.6
3
5.7
8.7
2700
2230
1420
28** Double Convolution
17.4
3.3
6.8
10.1
15000
13200
8530
201
29** Double Convolution
22.7
3.3
7.5
10.8
26900
24400
17280
207
312** Triple Convolution
18.2
4.5
10.4
14.9
15700
14200
8740
314
313 Triple Convolution
15.1
4.5
10.5
15
10650
9700
5460
39
319/321 Triple Convolution
27.9
4.5
14.2
18.7
43300
41200
26420
320** Triple Convolution
22.4
4.5
11.8
16.3
28700
26700
17390
328
323** Triple Convolution
20.5
4.5
10.9
15.4
21200
19500
12420
324
333 Triple Convolution
15.2
4.5
12
16.5
10921
10033
5800
348_3 Triple Convolution
37.4
5.5
13.8
19.3
77000
74000
53600
348-3 is 4Ply
352 Triple Convolution
13.1
4.5
11.2
15.7
8030
7340
4080
1T12E_3 Reversible Sleeve
5
6
7.6
13.6
750
600
540
1T14C_1 Reversible Sleeve
9.1
5
7.7
12.7
2790
2570
1720
1T14C_3 Reversible Sleeve
9
5.8
8.2
14
2930
2550
1780
1T14C_7 Reversible Sleeve
9
8
9.4
17.4
3040
2610
1630
1T28C-7
1T15L_4 Reversible Sleeve
11.7
6
9.9
15.9
5690
5500
3680
1T15M_0 Reversible Sleeve
12.8
4.3
7
11.3
5700
5550
3840
1T15M_2 Reversible Sleeve
12.6
5
8.3
13.3
6080
5930
4060
1T15M_4 Reversible Sleeve
12.6
6
10.5
16.5
6270
5730
4020
1T15M_6 Reversible Sleeve
12.6
7
12.2
19.2
6280
5730
3950
1T15M_9 Reversible Sleeve
12.7
8.5
15.1
23.6
6450
5850
4210
1T15S_6 Reversible Sleeve
11.1
6
10
16
5070
4420
2830
1T15T_1 Reversible Sleeve
11.2
4
6.7
10.7
5010
4370
2910
1T19L_11 Reversible Sleeve
14.2
8
15.4
23.4
8600
7300
5100
1T19L-7 Reversible Sleeve
14.2
6
12.8
18.8
8800
7300
4700
1X84D_1 Reversible Sleeve
5.2
Do
Not
Use
1X84D
as an
Airstroke
Actuator
4001 Reversible Sleeve
3.1
3.6
3.6
7.2
280
310
310
7002 Reversible Sleeve
4.2
3.5
2.5
6
710
660
660
7010 Reversible Sleeve
4
5.75
4.25
10
570
600
640
7012 Reversible Sleeve
5
5
4.5
9.5
690
750
760
Air Springs Supply P/L Email sales@airsprings.com.au Aust Tel 02 9807 4077 Fax 02 9807 6979 International Tel 612 9807 4077 Fax 612 9807 6979