37
Force Table (Use for Airstroke
®
actuator design)
Volume
Pounds Force
Assembly
@ 60
Height
PSIG
@20
@40
@60
@80
@100
(in.)
(in
3
)
PSIG
PSIG
PSIG
PSIG
PSIG
1.2
2.92
52
94
138
184
229
1.4
3.36
50
92
135
180
224
1.6
3.78
48
89
130
172
214
1.8
4.17
46
84
120
158
198
2
4.52
41
73
105
137
172
2.2
4.79
34
58
84
108
138
Description
Assembly Order No.
Blind nut,1/8 NPT,
plastic studs
WO2-358-3008
Assembly weight. . . . . . . . . . . . . . . . . . . . . . . . . . 0.15 lbs.
Force to collapse to minimum height (@ 0 PSIG) . . . 5 lbs.
1.2
2
1
MIN. HT.
30
25
20
15
10
5
0
60 Psig
20 Psig
100 Psig
80 Psig
40 Psig
6
4
2
0
Volume
100 Psig
2.6
MAX. HT.
Do not use Airstroke in
shaded area without
consulting Firestone
Static Data
B6575
HEIGHT IN.
2M2A
HEIGHT
100-130 IN. LBS.
TORQUE
5/16-18
1/8 NPT
AIR INLET
2.3 MAX O.D.
AT 60 PSIG
1.34 DIA.
1.34 DIA.
.75
5/8-11
30-50 IN. LBS.
TORQUE
HAND TIGHT
PLUS 1 TURN
.28
NOTE: This Airstroke actuator must be guided
throughout the stroke.
NOTE: The 2M2A is laterally unstable when used
unsupported as an isolator. Contact Firestone for use
in isolation applications.
See page 12 for instructions on how to use chart.
V
OLUME (WITHOUT B
UMPER) CU IN.
FORCE LBS x 10
Style
2M2A
Two
Ply
Bellows
Dynamic Characteristics at 1.8 in. Design Height
(Required for Airmount isolator design only)
Volume @ 100 PSIG = 4.52 in
3
Gage
Spring
Pressure
Load
Rate
(PSIG)
(lbs.)
(lbs./ in.)
40
84
110
215
3.59
60
120
156
214
3.57
80
158
201
212
3.53
100
198
247
210
3.50
Natural
Frequency
CPM
HZ
RECOMMENDED
AIRMOUNT
DESIGN HEIGHT
1.8 INCHES