Firestone EMDG198 - Manual (Page 34)

34
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
2.0 6 110 230 340 460 580
Description Assembly Order No.
Blind nut, 1/8 NPT,
plastic stud
WO2-358-3000
Blind nut, 1/8 NPT,
brass stud
WO2-358-3001
Blind nut, 1/8 NPT, brass
stud, stainless steel ring
WO2-358-3005
Assembly weight ........................................................ 0.5 lbs.
Force to collapse to minimum height (@ 0 PSIG) ........ 20 lbs.
3 . 5 3 . 0 2 . 5 2 . 0 1 . 5
MAX. HT. MIN. HT.
7
6
5
4
3
2
1
0
120 Psig
60 Psig
20 Psig
Do not use Airstroke in
shaded area without
consulting Firestone
14
12
10
8
6
4
2
0
Volume
60 Psig
100 Psig
80 Psig
40 Psig
RECOMMENDED
AIRMOUNT
DESIGN HEIGHT
2.5 INCHES
Static Data
8470
HEIGHT IN.
1M1A-0
3.4 MAX O.D.
AT 60 PSIG
HEIGHT
5/16-18
THREADED HOLE
(3/8 DEEP)
5/8-11
1.00
2.40 DIA.
1/8 NPT
AIR INLET
2.88 DIA.
3-5 TURNS
30-50 IN. LBS.
TORQUE
100-130 IN. LBS.
TORQUE
See page 12 for instructions on how to use chart.
V
OLUME (WITHOUT B
UMPER) CU IN.
FORCE LBS x 100
Style
1M1A-0
Two
Ply
Bellows
Dynamic Characteristics at 2.5 in. Design Height
(Required for Airmount isolator design only)
Volume @ 60 PSIG = 9.2 in 3
Gage Spring
Pressure Load Rate
(PSIG) (lbs.) (lbs./ in.)
40 210 336 235 3.92
60 330 467 224 3.73
80 450 619 220 3.67
100 570 740 214 3.57
Natural
Frequency
CPM HZ