Firestone EMDG198 - Manual (Page 97)

Force Table (Use for Airstroke ® actuator design)
Volume Pounds Force
Assembly @ 100
Height PSIG @20 @40 @60 @80 @100
(in.) (in 3 ) PSIG PSIG PSIG PSIG PSIG
18.50 1,480 1,398 2,605 3,859 5,194 6,645
16.50 1,328 1,705 3,309 4,952 6,624 8,350
14.50 1,155 1,760 3,482 5,293 7,095 8,964
12.50 969 1,760 3,482 5,297 7,101 8,984
10.50 778 1,760 3,482 5,297 7,101 8,984
8.50 591 2,126 3,876 5,748 7,597 9,515
Dynamic Characteristics at 15.0 in. Design Height
(Required for Airmount isolator design only)
Volume @ 100 PSIG = 1,252 in 3
Gage Spring
Pressure Load Rate
(PSIG) (lbs.) (lbs./ in.)
40 3,476 532 73 1.22
60 5,264 777 72 1.20
80 7,052 982 70 1.17
100 8,898 1,227 69 1.15
Description Assembly Order No.
Blind nuts, 1/4 NPT WO1-358-9148
Blind nuts, 1/4 NPT, bumper WO1-358-9149
Blind nuts, 3/4 NPT WO1-358-9172
Blind nuts, 3/4 NPT, bumper WO1-358-9160
Button head steel bead ring
1
7 / 8 bolts, nuts, washers WO1-358-9165
Assembly weight .................................................... 24.60 lbs.
Natural
Frequency
CPM HZ
32
28
24
20
16
12
8
4
0
22 20 18 16 14 12 10 8 6.5
Bumper Contact
(7.4)
40 Psig
20 Psig
MAX. HT. MIN. HT.
16
14
12
10
8
6
4
2
0
Do not use Airstroke in
shaded area without
consulting Firestone
120 Psig
60 Psig
80 Psig
100 Psig
Volume
100 Psig
CONSULT FIRESTONE
BEFORE USING AS
AIRMOUNT
RECOMMENDED
AIRMOUNT
DESIGN HEIGHT
15.0 INCHES
Static Data
B0308
HEIGHT IN.
3.125
14.2 MAX O.D.
AT 100 PSIG
HEIGHT
6.25
6.25
10.25 DIA.
1/4 NPT
AIR INLET
OPTIONAL
BUMPER
3/8-16 BLIND NUTS
(5/8 DEEP)
7.88 DIA.
11.31 DIA.
1/2-13 THREADED HOLES
(1.00 DEEP)
(FOUR IN PISTON)
25-30 FT. LBS.
TORQUE
15-20 FT. LBS.
TORQUE
NOTE: Bellows will not compress properly with less
than 20 PSIG internal pressure.
NOTE: A bead plate part is shown. This part is also
available with a bead ring. Bolts are not included.
See pages 8-10 for explanation.
See page 12 for instructions on how to use chart.
V
OLUME (WITHOUT B
UMPER) CU IN. x 100
FORCE LBS x 1000
Style
1T19L-7
Two
Ply
Bellows
97
1T19L-7