Firestone EMDG198 - Manual (Page 68)

Dynamic Characteristics at 9.5 in. Design Height
(Required for Airmount isolator design only)
Volume @ 100 PSIG = 2,934 in 3
Gage Spring
Pressure Load Rate
(PSIG) (lbs.) (lbs./ in.)
40 9,780 2,752 96 1.60
60 14,860 3,737 94 1.57
80 20,060 4,844 92 1.54
100 25,350 5,917 91 1.51
Natural
Frequency
CPM HZ
MAX. HT. MIN. HT.
40
35
30
25
20
15
10
5
Do not use Airstroke in
shaded area without
consulting Firestone
Volume
100 Psig
13 12 11 10 9 8 7 6 5 4 3.3
40
35
30
25
20
15
10
5
80 Psig
60 Psig
20 Psig
40 Psig
120 Psig
100 Psig
RECOMMENDED
AIRMOUNT
DESIGN HEIGHT
9.5 INCHES
Static Data
5532
HEIGHT IN.
29
68
HEIGHT
20.36 DIA.
24 (3/8-24) BOLTS
EACH RING
19.00 BOLT CIRCLE DIA.
22.7 MAX O.D.
AT 100 PSIG
28-32 FT. LBS.
TORQUE
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
Description Assembly Order No.
Ribbed neck aluminum bead
rings (equal spacing),
1
7 / 8 bolts, nuts, washers WO1-358-7203
Ribbed neck aluminum bead
rings (unequal spacing) 1
7 / 8 b,n,w WO1-358-7205
Ribbed neck aluminum bead
rings (equal spacing) 1
1 / 4 b,n,w WO1-358-7201
Rolled plate assembly,1/2
blind nuts 3/4 NPT
WO1-358-7275
Rubber bellows only WO1-358-7902
Assembly weight ....................................................... 28.8 lbs
Force to collapse to minimum height (@ 0 PSIG)....... 70 lbs.
Style
29
Two
Ply
Bellows
Ribbed neck aluminum bead
rings (equal spacing),
1
7 / 8 bolts, nuts, washers WO1-358-7242
Ribbed neck aluminum bead
rings (unequal spacing) 1
7 / 8 b,n,w WO1-358-7239
Rubber bellows only WO1-139-0207
Style
207
High
Strength
Bellows
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
10.0 3,064 4,480 9,320 14,130 19,110 24,190
9.0 2,796 4,990 10,200 15,520 20,940 26,410
8.0 2,512 5,440 10,990 16,680 22,480 28,270
7.0 2,206 5,780 11,650 17,620 23,740 29,830
6.0 1,889 5,950 12,090 18,330 24,640 31,000
5.0 1,559 6,310 12,720 19,340 26,040 32,740
4.0 1,211 6,650 13,320 20,150 27,140 34,100