Firestone EMDG198 - Manual (Page 77)

77
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
16.0 4,833 4,330 8,900 13,420 18,120 23,110
14.0 4,328 5,110 10,340 15,580 21,080 26,740
12.0 3,780 5,750 11,470 17,210 22,950 29,000
10.0 3,180 6,230 12,330 18,570 24,580 30,910
8.0 2,544 6,580 12,930 19,530 26,280 32,920
6.0 1,856 7,050 14,230 21,260 28,220 35,270
1 9 1 7 1 5 1 3 1 1
MAX. HT. MIN. HT.
45
40
35
30
25
20
15
10
5
0
90
80
70
60
50
40
30
20
10
0
9 7 4 . 5
Do not use Airstroke in
shaded area without
consulting Firestone
120 Psig
100 Psig
80 Psig
60 Psig
40 Psig
20 Psig
Volume
100 Psig
CONSULT FIRESTONE
BEFORE USING AS
AIRMOUNT
RECOMMENDED
AIRMOUNT
DESIGN HEIGHT
14.0 INCHES
Static Data
5282
HEIGHT IN.
320
HEIGHT
20.36 DIA.
24 (3/8-24) BOLTS
EACH RING
28-32 FT. LBS.
TORQUE
19.00 BOLT CIRCLE DIA.
22.4 MAX O.D.
AT 100 PSIG
NOTE: A bead ring part is shown. This part is also avail-
able with rolled plates. See page 11 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
Dynamic Characteristics at 14.0 in. Design Height
(Required for Airmount isolator design only)
Volume @ 100 PSIG = 4,328 in 3
Gage Spring
Pressure Load Rate
(PSIG) (lbs.) (lbs./ in.)
40 10,340 1,794 78 1.30
60 15,580 2,503 75 1.25
80 21,080 3,225 73 1.22
100 26,740 3,981 72 1.21
Natural
Frequency
CPM HZ
Description Assembly Order No.
Ribbed neck aluminum bead
rings (equal spacing),
1
7 / 8 bolts, nuts, washers WO1-358-7324
Rolled plate assembly, 1/2
blind nuts, 3/4 NPT
WO1-358-7276
Rubber bellows only WO1-358-0987
Assembly weight ....................................................... 36.3 lbs
Force to collapse to minimum height (@ 0 PSIG)....... 90 lbs.
Style
320
Two
Ply
Bellows
Ribbed neck aluminum bead
rings (equal spacing),
1
7 / 8 bolts, nuts, washers WO1-358-9528
Style
328
High
Strength
Bellows